/* ═══════════════════════════════════════════════════════
   启航者官网 · 设计系统
   主色 航海蓝 #044BC7 · 深海蓝 #0F367A · 航向青 #5B7B0A
   增长绿 #93C70E · 启航橙 #C8161D · 背景 #F5F4F1
   ═══════════════════════════════════════════════════════ */

:root {
  --brand-blue: #0F367A;
  --brand-red: #C8161D;
  --brand-green: #93C70E;
  --brand-bright-blue: #044BC7;
  --brand-deep-red: #881D22;
  --brand-gold: #F3C74E;

  --blue: var(--brand-bright-blue);
  --blue-dark: var(--brand-blue);
  --navy: var(--brand-blue);
  --navy-2: #0B2A61;
  --cyan: #5B7B0A;
  --green: var(--brand-green);
  --green-ink: #557600;
  --gold: var(--brand-gold);
  --gold-ink: #6B5000;
  --orange: var(--brand-red);
  --orange-dark: var(--brand-deep-red);
  --orange-ink: var(--brand-deep-red);
  --orange-cta: var(--brand-red);
  --orange-cta-hover: var(--brand-deep-red);
  --orange-soft: #FBECEE;
  --orange-line: #E7B1B4;

  --ink: #0F367A;
  --ink-2: #40516A;
  --ink-3: #637188;
  --line: #D8DFE9;
  --bg: #F5F4F1;
  --white: #FFFFFF;

  --radius: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(15, 54, 122, .05), 0 2px 8px rgba(15, 54, 122, .04);
  --shadow-md: 0 4px 12px rgba(15, 54, 122, .07), 0 12px 32px rgba(15, 54, 122, .08);
  --shadow-lg: 0 8px 24px rgba(15, 54, 122, .10), 0 24px 64px rgba(15, 54, 122, .12);

  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Source Han Sans SC", system-ui, sans-serif;

  --ease: cubic-bezier(.22, .8, .32, 1);
  --dur: .45s;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 860px; }
main, section, .container { min-width: 0; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}

.skip-link {
  position: fixed; top: 10px; left: 12px; z-index: 100000;
  padding: 10px 14px; border-radius: 8px;
  color: #fff; background: var(--navy); font-weight: 700;
  transform: translateY(-160%); transition: transform .2s var(--ease);
}
.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
  transition: none;
}

/* ─── 进场动效（reveal）─── */
.reveal {
  opacity: 1;
  transform: none;
}
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.js .reveal.is-visible { opacity: 1; transform: none; }
.reveal.delay-1 { transition-delay: .12s; }
.reveal.delay-2 { transition-delay: .24s; }

/* Navigation should reveal the first-screen copy immediately, before scroll effects. */
.js .hero.reveal,
.js .hero .reveal,
.js .page-hero.reveal,
.js .page-hero .reveal,
.js .articles-page-hero .reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .marquee-track { animation: none !important; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ─── 按钮 ─── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: inherit; font-size: 14px; font-weight: 600; line-height: 1.4;
  min-height: 40px; padding: 8px 18px; border-radius: 10px; border: 1.5px solid transparent;
  cursor: pointer; white-space: nowrap;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease),
              background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn:focus-visible,
.nav-toggle:focus-visible,
a:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(4, 75, 199, .3);
  outline-offset: 3px;
}
.btn-lg { min-height: 44px; padding: 10px 24px; font-size: 15px; border-radius: 12px; }
.btn-sm { min-height: 36px; padding: 6px 14px; font-size: 13px; }
.btn.btn-block { width: 100%; }

.btn-primary,
.btn-accent { background: var(--orange-cta); color: #fff; box-shadow: 0 2px 10px rgba(200, 22, 29, .28); }
.btn-primary:hover,
.btn-accent:hover { background: var(--orange-cta-hover); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(136, 29, 34, .28); }

.btn-ghost { background: rgba(255,255,255,.75); border-color: var(--line); color: var(--ink); backdrop-filter: blur(4px); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-2px); box-shadow: var(--shadow-sm); }

.btn-outline { background: transparent; border-color: #BFCBE0; color: var(--blue); }
.btn-outline:hover { background: var(--blue); border-color: var(--blue); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 18px rgba(4,75,199,.25); }

/* ─── 标签 ─── */
.tag {
  display: inline-flex; align-items: center;
  font-size: 12.5px; font-weight: 600; letter-spacing: .02em;
  padding: 3px 10px; border-radius: 999px;
}
.tag-blue  { background: #E9EEF8; color: var(--blue); }
.tag-cyan  { background: var(--gold); color: var(--navy); }
.tag-green { background: #F0F6DC; color: #557600; }

/* ═══════════ 模块 0：导航 ═══════════ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); box-shadow: 0 2px 16px rgba(15,54,122,.06); }

.header-inner { display: flex; align-items: center; gap: 28px; height: 68px; }

.logo { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; font-size: 21px; color: var(--navy); }
.logo-mark {
  display: inline-flex; flex: 0 0 auto; width: 32px; height: 38px;
  background: none;
}
.logo-mark svg { display: none; }
.logo-light { color: #fff; }
.logo-light .logo-mark {
  width: 29px; height: 34px; padding: 2px; border-radius: 5px;
  background-color: #fff; background-origin: content-box; background-clip: border-box;
}

.main-nav { margin-left: auto; }
.main-nav > ul { display: flex; gap: 4px; }
.main-nav > ul > li { position: relative; }
.main-nav > ul > li > a {
  display: block; padding: 10px 14px; font-size: 15px; font-weight: 500;
  color: var(--ink-2); border-radius: 8px;
  transition: color .2s, background .2s;
}
.main-nav > ul > li > a:hover { color: var(--blue); background: #EEF2F8; }

.header-actions { display: flex; align-items: center; gap: 14px; }
.header-phone {
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 700; font-size: 15px; color: var(--navy);
  transition: color .2s;
}
.header-phone:hover { color: var(--blue); }
.qhz-header-academy {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}
.qhz-header-academy:hover { color: var(--red); }
.qhz-header-account-mobile { display: none; }
.qhz-mobile-account-link { display: none; }

/* 移动端菜单入口 */
.nav-toggle {
  display: none; align-items: center; justify-content: center; gap: 6px;
  height: 40px; padding: 0 9px; flex: 0 0 auto;
  color: var(--navy); background: #fff; border: 1px solid var(--line); border-radius: 8px;
  font: inherit; font-size: 13px; font-weight: 650; cursor: pointer;
}
.nav-toggle-icon { display: flex; flex: 0 0 16px; width: 16px; flex-direction: column; gap: 4px; }
.nav-toggle-icon > span { display: block; height: 2px; background: currentColor; border-radius: 2px; transition: transform .3s var(--ease), opacity .2s; }
.nav-toggle-label { line-height: 1; white-space: nowrap; }
.nav-toggle.is-open .nav-toggle-icon > span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.is-open .nav-toggle-icon > span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open .nav-toggle-icon > span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ═══════════ 模块 1：Hero ═══════════ */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, #F1F4F9 0%, var(--bg) 60%, #fff 100%);
  padding: 72px 0 88px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }

.hero-inner {
  position: relative;
  display: grid; grid-template-columns: 1.25fr .85fr; gap: 56px; align-items: center;
}

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 600; color: var(--blue);
  background: #E9EEF8; padding: 6px 14px; border-radius: 999px; margin-bottom: 22px;
}
.hero-eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); animation: blink 2s ease-in-out infinite; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: .35; } }

.hero h1 {
  font-size: clamp(34px, 4.6vw, 54px);
  line-height: 1.22; font-weight: 800; letter-spacing: -.01em; color: var(--navy);
}
.hero h1 em {
  font-style: normal; color: var(--blue); position: relative; white-space: nowrap;
}
.hero h1 em::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 4px; height: 10px;
  background: linear-gradient(90deg, rgba(4,75,199,.16), rgba(147,199,14,.20));
  border-radius: 4px; z-index: -1;
  transform: scaleX(0); transform-origin: left;
  animation: underline .8s var(--ease) .6s forwards;
}
@keyframes underline { to { transform: scaleX(1); } }

.hero-sub { margin: 20px 0 30px; font-size: 18px; color: var(--ink-2); max-width: 560px; }
.hero-sub strong { color: var(--navy); }

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-facts { display: flex; gap: 28px; margin-top: 40px; flex-wrap: wrap; }
.hero-facts li { display: flex; align-items: flex-start; gap: 10px; }
.hero-facts svg { color: var(--blue); flex-shrink: 0; margin-top: 3px; }
.hero-facts b { display: block; font-size: 15px; color: var(--navy); }
.hero-facts span { font-size: 13px; color: var(--ink-3); }

/* Hero 右侧面板 */
.panel-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 26px; box-shadow: var(--shadow-md);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.panel-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.panel-title { font-weight: 700; font-size: 17px; color: var(--navy); }
.panel-intro { font-size: 14px; line-height: 1.7; color: var(--ink-2); margin: -4px 0 16px; }

.hero-paths { display: grid; gap: 10px; }
.hero-paths a {
  display: grid; grid-template-columns: 62px minmax(0, 1fr); align-items: center; gap: 13px;
  min-height: 64px; padding: 10px 12px;
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px;
  transition: background .2s, border-color .2s, transform .2s var(--ease), box-shadow .2s;
}
.nav-toggle:hover { border-color: #BCC8DA; background: #F5F4F1; }
.hero-paths a:hover {
  background: #EEF2F8; border-color: #B6C7E6; transform: translateX(4px); box-shadow: var(--shadow-sm);
}
.hero-path-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 62px; height: 34px; border-radius: 9px;
  font-size: 13px; font-weight: 800; color: var(--blue);
  background: #E9EEF8; border: 1px solid #BFCBE0;
  font-variant-numeric: tabular-nums;
}
.hero-paths b { display: block; font-size: 15px; color: var(--navy); }
.hero-paths small { display: block; margin-top: 2px; font-size: 12.5px; line-height: 1.45; color: var(--ink-3); }

.panel-steps { position: relative; display: grid; gap: 2px; }
.panel-steps::before {
  content: ""; position: absolute; left: 13px; top: 14px; bottom: 14px; width: 2px;
  background: linear-gradient(180deg, var(--blue), var(--cyan));
  border-radius: 2px; opacity: .25;
}
.panel-steps li { position: relative; }
.panel-steps li a {
  display: flex; align-items: center; gap: 12px;
  padding: 7px 8px 7px 0; font-size: 14.5px; font-weight: 500; color: var(--ink-2);
  border-radius: 8px; transition: background .2s, color .2s, padding-left .2s;
}
.panel-steps li a:hover { background: #EEF2F8; color: var(--navy); padding-left: 6px; }
.panel-steps li i {
  font-style: normal; width: 28px; height: 28px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: var(--blue);
  background: #E9EEF8; border: 1px solid #BFCBE0; border-radius: 50%;
  position: relative; z-index: 1;
}
.panel-foot {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px; flex-wrap: wrap;
  margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--line);
  font-size: 13px; color: var(--ink-3);
}
.panel-link { font-size: 14px; font-weight: 600; color: var(--blue); transition: gap .2s; display: inline-flex; gap: 4px; }
.panel-link:hover { text-decoration: underline; text-underline-offset: 4px; }

/* ═══════════ 模块 2：客户 Logo 墙 ═══════════ */
.clients { padding: 34px 0 40px; background: #fff; border-bottom: 1px solid var(--bg); }
.clients-label { text-align: center; font-size: 13.5px; color: var(--ink-3); margin-bottom: 20px; letter-spacing: .04em; }
.clients-head { display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 20px; }
.clients-head .clients-label { margin-bottom: 0; }

.marquee {
  overflow: hidden; position: relative;
  display: grid; gap: 12px;
  width: min(1240px, calc(100% - 48px));
  margin-inline: auto;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex; gap: 0; width: max-content;
  animation: marquee 40s linear infinite;
}
.marquee-track-reverse { animation: marquee 46s linear infinite reverse; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track li {
  flex-shrink: 0; padding: 9px 22px; margin-right: 14px;
  font-size: 14.5px; font-weight: 600; color: var(--ink-2);
  background: var(--bg); border: 1px solid var(--line); border-radius: 999px;
  transition: color .2s, border-color .2s, background .2s;
}
.marquee-track li:hover { color: var(--blue); border-color: #BFCBE0; background: #EEF2F8; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ═══════════ 通用 Section ═══════════ */
.section { padding: 88px 0; }
.section-tint { background: var(--bg); }

.section-head { max-width: 680px; margin: 0 auto 52px; text-align: center; }
.section-eyebrow {
  display: inline-block; font-size: 13.5px; font-weight: 700; letter-spacing: .08em;
  color: var(--blue); background: #E9EEF8; padding: 5px 14px; border-radius: 999px; margin-bottom: 16px;
}
.section-eyebrow-light { color: var(--cyan); background: rgba(147,199,14,.12); }
.section-head h2 { font-size: clamp(26px, 3.2vw, 38px); font-weight: 800; line-height: 1.3; letter-spacing: -.01em; }
.section-sub { margin-top: 14px; font-size: 16.5px; color: var(--ink-2); }
.section-more { text-align: center; margin-top: 44px; }

/* ═══════════ 模块 3：阶段卡 ═══════════ */
.stage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.stage-swipe-hint { display: none; }
.stage-carousel-dots { display: none; }
.stage-carousel-dot { font: inherit; }
.stage-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 30px 28px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.stage-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #BFCBE0; }
.stage-card-featured { border-color: #B6C7E6; background: linear-gradient(180deg, #F4F6FA, #fff 40%); }

.stage-badge {
  display: inline-flex; align-self: flex-start;
  font-size: 15px; font-weight: 800; color: var(--blue);
  background: #E9EEF8; padding: 5px 14px; border-radius: 10px; margin-bottom: 18px;
  font-variant-numeric: tabular-nums;
}
.stage-card h3 { font-size: 21px; font-weight: 800; margin-bottom: 10px; }
.stage-symptom { font-size: 14.5px; color: var(--ink-2); background: var(--bg); border-left: 3px solid var(--cyan); padding: 10px 14px; border-radius: 0 10px 10px 0; margin-bottom: 18px; }
.stage-card ul { display: grid; gap: 8px; margin-bottom: 22px; }
.stage-card ul li { position: relative; padding-left: 20px; font-size: 14.5px; color: var(--ink-2); }
.stage-card ul li::before {
  content: ""; position: absolute; left: 2px; top: 9px;
  width: 8px; height: 8px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}
.stage-link { margin-top: auto; font-size: 14.5px; font-weight: 700; color: var(--blue); transition: letter-spacing .2s; }
.stage-card:hover .stage-link { letter-spacing: .03em; }

/* ═══════════ 模块 4：深色方法论区（作战台氛围） ═══════════ */
.section-dark {
  background:
    radial-gradient(1100px 500px at 80% -10%, rgba(4,75,199,.22), transparent 60%),
    radial-gradient(800px 420px at 8% 110%, rgba(147,199,14,.14), transparent 60%),
    var(--navy);
  color: #E4EAF3;
}
.section-dark .section-head h2 { color: #fff; }
.section-dark .section-sub { color: #B8C6DA; }

/* 时间轴（航程） */
.timeline {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px;
  margin-bottom: 60px; position: relative; counter-reset: step;
}
.timeline::before {
  content: ""; position: absolute; left: 3%; right: 3%; top: 21px; height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  opacity: .35; border-radius: 2px;
}
.timeline li {
  position: relative; text-align: center; padding-top: 46px; cursor: pointer;
  transition: transform .25s var(--ease);
}
.timeline li:hover { transform: translateY(-4px); }
.timeline li::before {
  content: ""; position: absolute; top: 12px; left: 50%; transform: translateX(-50%);
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--navy-2); border: 2px solid rgba(147,199,14,.55);
  transition: background .25s, border-color .25s, box-shadow .25s;
}
.timeline li:hover::before,
.timeline li.is-active::before {
  background: var(--cyan); border-color: var(--cyan);
  box-shadow: 0 0 0 6px rgba(147,199,14,.18);
}
.tl-num { display: block; font-size: 11px; font-weight: 700; letter-spacing: .1em; color: #7C8FAA; margin-bottom: 4px; }
.tl-name { display: block; font-size: 14.5px; font-weight: 700; color: #E1E8F2; }
.tl-owner { display: inline-block; margin-top: 6px; font-size: 11.5px; color: var(--cyan); background: rgba(147,199,14,.12); padding: 2px 9px; border-radius: 999px; }

/* 服务卡（深色底上的浅色卡） */
.svc-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.svc-card {
  display: flex; flex-direction: column;
  background: rgba(255,255,255,.045);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius-lg); padding: 24px 20px;
  transition: transform .3s var(--ease), background .3s, border-color .3s, box-shadow .3s;
}
.svc-card:hover,
.svc-card.is-highlight {
  transform: translateY(-6px);
  background: rgba(255,255,255,.09);
  border-color: rgba(147,199,14,.55);
  box-shadow: 0 16px 40px rgba(0,0,0,.35);
}
.svc-icon {
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  color: var(--cyan); background: rgba(147,199,14,.12);
  border: 1px solid rgba(147,199,14,.3); border-radius: 12px; margin-bottom: 16px;
}
.svc-card h3 { font-size: 17px; font-weight: 800; color: #fff; margin-bottom: 10px; }
.svc-pain { font-size: 13px; line-height: 1.65; color: #B8C6DA; margin-bottom: 14px; }
.svc-deliver { display: grid; gap: 6px; margin-bottom: 18px; }
.svc-deliver li { position: relative; padding-left: 16px; font-size: 12.5px; color: #D2DCE9; }
.svc-deliver li::before { content: ""; position: absolute; left: 0; top: 8px; width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.svc-foot {
  margin-top: auto; padding-top: 14px; border-top: 1px dashed rgba(255,255,255,.14);
  display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap;
}
.svc-price { font-size: 13px; font-weight: 700; color: var(--orange-ink); }
.svc-tel {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12.5px; font-weight: 700; color: var(--orange);
  padding: 5px 12px; border: 1px solid rgba(200,22,29,.4); border-radius: 999px;
  transition: background .2s, color .2s, border-color .2s;
}
.svc-tel::before { content: none; }
.svc-tel:hover { background: var(--orange-cta); border-color: var(--orange-cta); color: #fff; }
.svc-more { font-size: 12.5px; font-weight: 600; color: var(--cyan); transition: color .2s; }
.svc-more:hover { color: #fff; text-decoration: underline; text-underline-offset: 4px; }

/* ═══════════ 模块 5：案例 ═══════════ */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #BFCBE0; }

/* 案例配图：固定比例容器 + 渐变兜底——图片加载失败也不会破排版 */
.case-media {
  margin: 0; aspect-ratio: 16 / 9; overflow: hidden; position: relative;
  background: linear-gradient(135deg, #0B2A61, #044BC7 60%, #5B7B0A);
}
.case-media::after {
  content: "启航者"; position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; letter-spacing: .2em; color: rgba(255,255,255,.5);
}
.case-media img {
  position: relative; z-index: 1;
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s var(--ease);
}
.case-card:hover .case-media img { transform: scale(1.05); }

.case-body { padding: 24px 26px 26px; display: flex; flex-direction: column; flex: 1; }
.case-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.case-industry { font-size: 13px; color: var(--ink-3); }
.case-card h3 { font-size: 19px; font-weight: 800; margin-bottom: 10px; }
.case-body p { font-size: 14.5px; color: var(--ink-2); margin-bottom: 20px; }
.case-link { margin-top: auto; font-size: 14px; font-weight: 700; color: var(--blue); }
.case-card:hover .case-link { text-decoration: underline; text-underline-offset: 4px; }

/* 首页案例与合作企业合并：只移除首页插图，不影响独立案例页。 */
.cases-merged .case-grid { align-items: stretch; }
.cases-merged .case-card-text { min-height: 100%; }
.cases-merged .case-card-text .case-body { padding: 28px; }
.cases-merged .case-card-text .case-body p { margin-bottom: 0; }
.cases-merged .case-top { align-items: flex-start; flex-wrap: wrap; gap: 10px 16px; }
.case-partners {
  margin-top: 28px; padding: 24px;
  background: rgba(255,255,255,.72); border: 1px solid var(--line); border-radius: var(--radius-lg);
}
.case-partners-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
  margin-bottom: 18px;
}
.case-partners-head h3 { font-size: 18px; font-weight: 800; color: var(--navy); }
.case-partners-head p { font-size: 13px; color: var(--ink-3); }
.case-partner-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.case-partner-list li {
  min-width: 0; padding: 10px 12px; text-align: center;
  color: var(--ink-2); font-size: 13px; font-weight: 650; line-height: 1.35;
  background: #F5F7FA; border: 1px solid #E1E6EF; border-radius: 999px;
}
@media (max-width: 900px) {
  .case-partner-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .cases-merged .case-card-text .case-body { padding: 20px; }
  .case-partners { margin-top: 18px; padding: 18px; }
  .case-partners-head { display: block; margin-bottom: 14px; }
  .case-partners-head p { margin-top: 5px; }
  .case-partner-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .case-partner-list li { padding: 9px 8px; font-size: 12.5px; border-radius: 12px; overflow-wrap: anywhere; }
}
@media (max-width: 390px) {
  .case-partner-list { grid-template-columns: 1fr; }
}

/* ═══════════ 模块 6：为什么选启航者 ═══════════ */
.whyus { padding: 26px 0; background: var(--bg); border-block: 1px solid var(--line); }
.why-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.why-strip li {
  text-align: center; padding: 18px 12px; border-radius: var(--radius);
  transition: background .25s, transform .25s var(--ease);
}
.why-strip li:hover { background: #fff; transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.why-strip b { display: block; font-size: 16.5px; font-weight: 800; color: var(--navy); margin-bottom: 5px; }
.why-strip span { font-size: 13.5px; color: var(--ink-2); }

/* ═══════════ 模块 7：创始人 + 文章 ═══════════ */
.founder-inner { display: grid; grid-template-columns: .9fr 1.4fr; gap: 48px; align-items: start; }

.founder-card {
  background: linear-gradient(160deg, #F1F4F9, #fff 70%);
  border: 1px solid #D9E2F0; border-radius: var(--radius-lg);
  padding: 36px 32px; position: sticky; top: 96px;
}
.founder-avatar {
  width: 96px; height: 96px; border-radius: 24px; overflow: hidden; position: relative;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px; box-shadow: 0 8px 22px rgba(4,75,199,.3);
}
.founder-avatar span { font-size: 38px; font-weight: 800; color: #fff; }
/* 照片盖在字母标之上；加载失败时字母标兜底，排版不破 */
.founder-avatar img {
  position: absolute; inset: 0; z-index: 1;
  width: 100%; height: 100%; object-fit: cover;
}
.founder-eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .08em; color: var(--blue); margin-bottom: 6px; }
.founder-card h2 { font-size: 30px; font-weight: 800; margin-bottom: 14px; }
.founder-bio { font-size: 15px; color: var(--ink-2); margin-bottom: 24px; }

.articles-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 18px; }
.articles-head h3 { font-size: 21px; font-weight: 800; }

.article-list { display: grid; gap: 14px; }
.article-list a {
  display: grid; gap: 5px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 22px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s;
}
.article-list a:hover { transform: translateX(6px); box-shadow: var(--shadow-sm); border-color: #BFCBE0; }
.article-cat { font-size: 12.5px; font-weight: 700; color: var(--cyan); letter-spacing: .04em; }
.article-title { font-size: 16.5px; font-weight: 700; color: var(--navy); line-height: 1.5; }
.article-list a:hover .article-title { color: var(--blue); }
.article-meta { font-size: 13px; color: var(--ink-3); }

/* ═══════════ 模块 8：工具 & AI ═══════════ */
.tools-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.tools-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  display: flex; flex-direction: column; gap: 20px;
}
.tools-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.tools-card-head { display: flex; align-items: center; justify-content: space-between; }
.tools-card-head h3 { font-size: 20px; font-weight: 800; }

.tools-tags { display: flex; flex-wrap: wrap; gap: 9px; }
.tools-tags li {
  font-size: 13.5px; font-weight: 500; color: var(--ink-2);
  background: var(--bg); border: 1px solid var(--line);
  padding: 6px 14px; border-radius: 999px;
  transition: color .2s, border-color .2s, background .2s, transform .2s var(--ease);
}
.tools-tags li:hover { color: var(--blue); border-color: #BFCBE0; background: #EEF2F8; transform: translateY(-2px); }

.pilot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.pilot-grid li {
  font-size: 13.5px; font-weight: 600; color: var(--navy);
  background: linear-gradient(135deg, #EEF2F8, #F5F4F1);
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px;
  position: relative; padding-left: 30px;
  transition: border-color .2s, transform .2s var(--ease), box-shadow .2s;
}
.pilot-grid li::before {
  content: ""; position: absolute; left: 13px; top: 50%; transform: translateY(-50%);
  width: 7px; height: 7px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}
.pilot-grid li:hover { border-color: #AABDDD; transform: translateY(-2px); box-shadow: var(--shadow-sm); }

/* ═══════════ 模块 9：FAQ ═══════════ */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: border-color .25s, box-shadow .25s;
}
.faq-item[open] { border-color: #BFCBE0; box-shadow: var(--shadow-sm); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 22px; cursor: pointer; list-style: none;
  font-size: 16.5px; font-weight: 700; color: var(--navy);
  transition: color .2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--blue); }

.faq-icon { position: relative; width: 22px; height: 22px; flex-shrink: 0; }
.faq-icon::before, .faq-icon::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  background: var(--blue); border-radius: 2px;
  transition: transform .3s var(--ease);
}
.faq-icon::before { width: 14px; height: 2px; }
.faq-icon::after { width: 2px; height: 14px; }
.faq-item[open] .faq-icon::after { transform: rotate(90deg); }

.faq-body { padding: 0 22px; overflow: hidden; }
.faq-body p { padding-bottom: 20px; font-size: 15px; color: var(--ink-2); max-width: 720px; }
.faq-body strong { color: var(--navy); }

/* ═══════════ 模块 10：CTA 转化区 ═══════════ */
.cta.section-dark {
  background:
    radial-gradient(900px 460px at 12% 0%, rgba(4,75,199,.30), transparent 60%),
    radial-gradient(700px 400px at 95% 100%, rgba(200,22,29,.16), transparent 55%),
    var(--navy);
}
.cta-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.cta-copy h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 800; color: #fff; margin-bottom: 16px; }
.cta-copy > p { font-size: 16.5px; color: #B8C6DA; margin-bottom: 32px; }
.cta-copy strong { color: #fff; }

.cta-contacts { display: grid; gap: 18px; }
.cta-contacts li { display: grid; gap: 3px; padding-left: 16px; border-left: 3px solid rgba(147,199,14,.5); }
.cta-contact-label { font-size: 13px; font-weight: 700; letter-spacing: .06em; color: var(--cyan); }
.cta-contacts span, .cta-contacts a { font-size: 15.5px; color: #E1E8F2; }
.cta-phone { font-size: 24px !important; font-weight: 800; color: #fff !important; letter-spacing: .02em; transition: color .2s; }
.cta-phone:hover { color: var(--cyan) !important; }

.cta-form {
  background: #fff; border-radius: var(--radius-lg); padding: 34px 32px;
  box-shadow: var(--shadow-lg); display: grid; gap: 16px;
}
.form-row { display: grid; gap: 6px; }
.form-row-2col { grid-template-columns: 1fr 1fr; gap: 14px; }
.form-row-2col > div { display: grid; gap: 6px; }
.cta-form label { font-size: 13.5px; font-weight: 700; color: var(--navy); }
.cta-form input, .cta-form select, .cta-form textarea {
  font-family: inherit; font-size: 15px; color: var(--ink);
  padding: 11px 14px; border: 1.5px solid var(--line); border-radius: 10px;
  background: var(--bg); width: 100%;
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.cta-form input:focus, .cta-form select:focus, .cta-form textarea:focus {
  outline: none; border-color: var(--blue); background: #fff;
  box-shadow: 0 0 0 4px rgba(4,75,199,.12);
}
.cta-form input:focus-visible,
.cta-form select:focus-visible,
.cta-form textarea:focus-visible {
  outline: 3px solid rgba(4,75,199,.32);
  outline-offset: 2px;
  border-color: var(--blue);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(4,75,199,.12);
}
.cta-form input.is-error,
.cta-form input[aria-invalid="true"] { border-color: #C8161D; background: #FBECEE; }
.cta-form textarea { resize: vertical; min-height: 74px; }
.form-error { color: #A51218; font-size: 12.5px; line-height: 1.5; }
.form-error-summary {
  padding: 10px 12px; border-left: 3px solid #C8161D; border-radius: 0 8px 8px 0;
  color: #7D1116; background: #FBECEE; font-size: 13.5px; line-height: 1.6;
}
.form-note { font-size: 12.5px; color: var(--ink-3); text-align: center; }
.form-note a { color: var(--blue); font-weight: 600; }
.form-note a:hover { text-decoration: underline; }
.form-success {
  text-align: center; font-size: 15px; font-weight: 700; color: var(--green-ink);
  background: #F0F6DC; border-radius: 10px; padding: 12px;
  animation: fadeUp .5s var(--ease);
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.cta-choice-card { align-content: start; }
.cta-choice-kicker {
  font-size: 12.5px; font-weight: 800; letter-spacing: .06em;
  color: var(--blue); text-transform: uppercase;
}
.cta-choice-card h3 { font-size: 24px; line-height: 1.35; font-weight: 800; color: var(--navy); }
.diagnosis-list { display: grid; gap: 10px; margin: 2px 0 4px; }
.diagnosis-list li {
  display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 12px; align-items: center;
  min-height: 60px; padding: 10px 12px;
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px;
}
.diagnosis-list > li > span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 10px;
  font-size: 12px; font-weight: 800; color: var(--blue);
  background: #E9EEF8; border: 1px solid #BFCBE0;
  font-variant-numeric: tabular-nums;
}
.diagnosis-list b { display: block; font-size: 14.5px; color: var(--navy); }
.diagnosis-list small { display: block; margin-top: 2px; font-size: 12.5px; line-height: 1.45; color: var(--ink-3); }
.cta-choice-actions { display: grid; gap: 10px; }

/* ═══════════ 模块 11：页脚 ═══════════ */
.site-footer { background: #081D42; color: #B8C6DA; padding: 64px 0 0; }
.footer-grid {
  display: grid; grid-template-columns: 1.3fr .8fr .8fr 1.2fr; gap: 40px;
  padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand p { margin-top: 16px; font-size: 14px; max-width: 300px; }
.footer-col { display: grid; gap: 10px; align-content: start; }
.footer-col h4,
.footer-title { font-size: 14px; font-weight: 700; letter-spacing: .08em; color: #fff; margin-bottom: 6px; }
.footer-col a { font-size: 14px; color: #B8C6DA; transition: color .2s, padding-left .2s; }
.footer-col a:hover { color: var(--cyan); padding-left: 4px; }
.footer-contact p { font-size: 13.5px; line-height: 1.8; }

.footer-qr { display: flex; gap: 12px; margin-top: 8px; }
.qr-box {
  width: 92px; height: 92px; border-radius: 10px;
  background: rgba(255,255,255,.06); border: 1px dashed rgba(255,255,255,.2);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  color: #8999AF;
}
.qr-box span { font-size: 12px; color: #7C8FAA; }

.footer-bottom { padding: 22px 24px; text-align: center; }
.footer-bottom p { font-size: 13px; color: #7C8FAA; }
.footer-bottom a { color: #7C8FAA; }
.footer-bottom a:hover { color: var(--cyan); }
.footer-more-toggle { display: none; }

/* A reduced-motion duration override must not delay drawer visibility and focus. */
@media (prefers-reduced-motion: reduce) {
  .main-nav, .main-nav * { transition: none !important; }
}

/* ═══════════ 移动端底部联系条 ═══════════ */
.mobile-bar {
  display: none;
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 99;
  background: rgba(255,255,255,.96); backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  gap: 10px;
  box-shadow: 0 -4px 20px rgba(15,54,122,.08);
}
.mobile-bar a {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  flex: 1; font-size: 12px; font-weight: 600; color: var(--ink-2); padding: 6px 4px; border-radius: 10px;
}
.mobile-bar a svg { color: var(--blue); }
.mobile-bar-primary {
  flex: 2 !important; flex-direction: row !important;
  background: var(--orange-cta); color: #fff !important;
  font-size: 15px !important; font-weight: 700 !important;
  box-shadow: 0 4px 12px rgba(200,22,29,.28);
}

/* ═══════════════ 响应式 ═══════════════ */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-panel { max-width: 460px; }
  .svc-grid { grid-template-columns: repeat(3, 1fr); }
  .timeline { grid-template-columns: repeat(4, 1fr); row-gap: 26px; }
  .timeline::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .founder-inner { grid-template-columns: 1fr; }
  .founder-card { position: static; }
}

@media (max-width: 768px) {
  html { scroll-padding-top: 70px; }
  .section { padding: 60px 0; }

  /* 移动端导航抽屉 —— 关键修复：
     去掉 header 的 backdrop-filter，否则它会给 position:fixed 的抽屉
     创建"包含块"，把抽屉困在 68px 高的 header 里导致展开后看不见。 */
  .site-header {
    backdrop-filter: none; -webkit-backdrop-filter: none;
    background: #fff;
  }
  .nav-toggle { display: flex; }
  .header-phone { display: none; }
  .main-nav {
    position: fixed; top: 68px; left: auto; right: 0;
    bottom: calc(74px + env(safe-area-inset-bottom)); z-index: 95;
    width: min(360px, 82vw); max-height: none;
    background: #fff; padding: 12px 20px 40px; overflow-y: auto;
    border: 0; border-left: 1px solid var(--line); border-radius: 0;
    transform: translateX(100%); transform-origin: center;
    opacity: 1; visibility: hidden; pointer-events: none;
    transition: transform .32s var(--ease), visibility 0s linear .32s;
    box-shadow: 0 12px 40px rgba(15,54,122,.12);
  }
  .main-nav.is-open {
    transform: translateX(0); visibility: visible; pointer-events: auto;
    transition-delay: 0s;
  }
  .main-nav > ul { flex-direction: column; gap: 0; }
  .main-nav > ul > li > a {
    font-size: 17px; font-weight: 600; padding: 16px 12px;
    border-bottom: 1px solid var(--line); border-radius: 0; color: var(--navy);
  }
  .main-nav > ul > li + li { margin-top: 0; }
  .main-nav > ul > li > a:hover { background: #EEF2F8; color: var(--blue); }
  .main-nav > ul > li > a.is-current { background: transparent; color: var(--blue); }
  .main-nav > ul > li:last-child > a { border-bottom: none; }
  /* 抽屉打开时锁定背景滚动，底部联系条继续保留。 */
  body.nav-open { overflow: hidden; }

  .hero { padding: 48px 0 64px; }
  .hero-cta .btn { flex: 1; }
  .hero-facts { flex-direction: column; gap: 14px; }

  /* ── 移动端信息密度：卡片类统一双列 ── */
  .stage-grid, .case-grid, .svc-grid, .why-strip,
  .grid-2, .grid-3, .grid-3.dense,
  .article-card-grid, .works-grid, .tools-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .timeline { grid-template-columns: repeat(2, 1fr); }

  /* 双列下的卡片瘦身，保证可读 */
  .stage-card { padding: 20px 16px; }
  .stage-card h3 { font-size: 18px; }
  .stage-card ul { margin-bottom: 16px; }
  .info-card { padding: 18px 16px; }
  .info-card h3 { font-size: 16px; }
  .svc-card { padding: 18px 14px; }
  .case-card h3 { font-size: 16px; }
  .article-card { padding: 18px 16px; }
  .article-card .article-title { font-size: 15px; }
  .why-strip li { padding: 14px 10px; }

  /* 双列会破坏可读性的：强制单列 */
  .method-list, .contact-grid, .address-card,
  .stage-block-body, .cta-inner, .form-row-2col,
  .footer-grid, .about-founder { grid-template-columns: 1fr; }

  .footer-grid { gap: 28px; }

  .mobile-bar { display: flex; }
  body { padding-bottom: 74px; }
  .site-footer { padding-bottom: 10px; }
}

@media (max-width: 460px) {
  /* 超窄屏：内容型大卡回退单列，纯展示型保持双列 */
  .svc-grid, .grid-2, .grid-3, .grid-3.dense, .case-grid, .article-card-grid { grid-template-columns: 1fr; }
  .stage-grid, .why-strip, .works-grid, .tools-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 30px; }
  .hero-cta { flex-direction: column; }
  .tools-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  /* 中间宽度优先保证内容可读，展示型小模块仍可维持双列。 */
  .svc-grid, .grid-2, .grid-3, .grid-3.dense,
  .case-grid, .article-card-grid, .contact-grid,
  .method-list, .stage-block-body { grid-template-columns: 1fr; }
  .section-head { align-items: flex-start; }
  .hero-cta, .page-hero-cta, .cta-band-actions { align-items: stretch; flex-direction: column; }
  .hero-cta .btn, .page-hero-cta .btn, .cta-band-actions .btn { width: 100%; }
}

@media (max-width: 959px) {
  .qhz-mobile-account-link { display: list-item; }
}


/* ═══════════════════════════════════════════════
   子页面样式 + 移动端修复补丁
   ═══════════════════════════════════════════════ */

/* 根节点不裁切溢出，横向滚动由表格和分类导航容器自行承担。 */
html, body { max-width: 100%; }

/* 当前导航高亮 */
.main-nav > ul > li > a.is-current { color: var(--blue); background: #EEF2F8; font-weight: 600; }

/* ─── 子页 Hero ─── */
.page-hero {
  background: linear-gradient(180deg, #F1F4F9 0%, var(--bg) 70%, #fff 100%);
  padding: 48px 0 56px;
}
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: 13.5px; color: var(--ink-3); margin-bottom: 20px; flex-wrap: wrap; }
.breadcrumb a { color: var(--ink-3); transition: color .2s; }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb b { color: var(--ink-2); font-weight: 600; }
.article-breadcrumb { align-items: flex-start; }
.article-breadcrumb .breadcrumb-current { min-width: 0; color: var(--ink-2); font-weight: 600; overflow-wrap: anywhere; }
.page-hero h1 { font-size: clamp(28px, 3.8vw, 44px); line-height: 1.28; font-weight: 800; letter-spacing: -.01em; color: var(--navy); }
.page-hero-sub { margin-top: 16px; font-size: 17px; color: var(--ink-2); max-width: 640px; }
.page-hero-sub a { color: var(--blue); font-weight: 600; }
.page-hero-sub a:hover { text-decoration: underline; }
.page-hero-cta { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.note-muted { font-size: 13px; color: var(--ink-3); }

/* ─── 通用卡片与网格 ─── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.info-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 26px 26px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.info-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); border-color: #BFCBE0; }
.info-card h3 { font-size: 18px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.info-card p { font-size: 14.5px; color: var(--ink-2); }
.info-card-col { display: flex; flex-direction: column; gap: 4px; }
.info-card-col .panel-link { margin-top: 12px; }
.info-card-col .stage-badge { margin-bottom: 10px; align-self: flex-start; }

.num-badge {
  display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  width: 40px; height: 40px; border-radius: 12px;
  font-size: 14px; font-weight: 800; color: var(--blue);
  background: #E9EEF8; border: 1px solid #BFCBE0;
  font-variant-numeric: tabular-nums;
}
.info-card-col .num-badge { margin-bottom: 12px; }

/* 编号流程列表（横条卡） */
.method-list { display: grid; gap: 14px; max-width: 860px; margin: 0 auto; }
.method-list .info-card { display: flex; gap: 20px; align-items: flex-start; }
.method-list h3 { margin-bottom: 6px; }
.method-list .panel-link { display: inline-block; margin-top: 8px; font-size: 13.5px; }

/* 勾选清单 */
.check-list { display: grid; gap: 9px; }
.check-list li { position: relative; padding-left: 26px; font-size: 15px; color: var(--ink-2); }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 4px; width: 16px; height: 16px; border-radius: 50%;
  background: #F0F6DC;
}
.check-list li::after {
  content: ""; position: absolute; left: 4px; top: 8.5px; width: 8px; height: 5px;
  border-left: 2px solid var(--green); border-bottom: 2px solid var(--green); transform: rotate(-45deg);
}
.check-list-row { display: flex; flex-wrap: wrap; gap: 10px 26px; }

/* ─── 阶段详情块 ─── */
.stage-block {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 32px; margin-bottom: 20px; scroll-margin-top: 90px;
  transition: border-color .3s, box-shadow .3s;
}
.stage-block:hover { border-color: #BFCBE0; box-shadow: var(--shadow-sm); }
.stage-block-featured { border-color: #B6C7E6; background: linear-gradient(180deg, #F4F6FA, #fff 45%); }
.stage-block-head { display: flex; align-items: center; gap: 16px; margin-bottom: 14px; flex-wrap: wrap; }
.stage-block-head h3 { font-size: 21px; font-weight: 800; }
.stage-block-body { display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; margin-top: 20px; }
.stage-block-body h4 { font-size: 14px; font-weight: 700; letter-spacing: .04em; color: var(--ink-3); margin-bottom: 12px; }
.stage-links { font-size: 15px; }
.stage-links a { color: var(--blue); font-weight: 600; }
.stage-links a:hover { text-decoration: underline; text-underline-offset: 4px; }
.article-body a,
.faq-body a,
.note-muted a,
.info-card p a { color: var(--blue); font-weight: 600; }
.article-body a:hover,
.faq-body a:hover,
.note-muted a:hover,
.info-card p a:hover { text-decoration: underline; text-underline-offset: 3px; }
.stage-block .btn-outline { color: var(--orange-dark); border-color: var(--orange-line); }
.stage-block .btn-outline:hover { color: #fff; background: var(--orange-cta); border-color: var(--orange-cta); box-shadow: 0 6px 18px rgba(200,22,29,.24); }
.stage-block-body .btn { margin-top: 14px; }

/* ─── CTA 带（页尾转化条） ─── */
.cta-band {
  background:
    radial-gradient(700px 300px at 85% 0%, rgba(4,75,199,.25), transparent 60%),
    var(--navy);
  padding: 56px 0;
}
.cta-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cta-band h2 { font-size: clamp(22px, 2.6vw, 30px); font-weight: 800; color: #fff; margin-bottom: 8px; }
.cta-band p { font-size: 15.5px; color: #B8C6DA; max-width: 520px; }
.cta-band-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-band .btn-ghost { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.25); color: #fff; }
.cta-band .btn-ghost:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.16); }

/* ─── 客户名 chips ─── */
.chip-list { display: flex; flex-wrap: wrap; gap: 10px; }
.chip-list li, .chip-list li a {
  display: inline-block;
  font-size: 14px; font-weight: 600; color: var(--ink-2);
}
.chip-list li {
  background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 8px 18px;
  transition: color .2s, border-color .2s, transform .2s var(--ease), box-shadow .2s;
}
.chip-list li:hover { color: var(--blue); border-color: #BFCBE0; transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.chip-list li a:hover { color: var(--blue); }
.chip-list-center { justify-content: center; }

/* ─── 对比表 ─── */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--radius-lg); border: 1px solid var(--line); background: #fff; }
.compare-table { width: 100%; border-collapse: collapse; min-width: 640px; font-size: 14.5px; }
.compare-table th, .compare-table td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.compare-table thead th { background: var(--bg); font-weight: 700; color: var(--navy); font-size: 14px; }
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table td { color: var(--ink-2); }
.compare-table .hl { background: #EEF2F7; color: var(--navy); font-weight: 600; }
.compare-table thead .hl { color: var(--blue); }

/* ─── 套餐卡 ─── */
.price-card { gap: 10px; }
.price-card .btn { margin-top: auto; align-self: flex-start; }
.price-card-hl { border-color: #B6C7E6; background: linear-gradient(180deg, #F4F6FA, #fff 40%); }
.price-card-hl .tag { align-self: flex-start; margin-bottom: 4px; }
.deliver-strip {
  margin-top: 28px; background: var(--bg); border: 1px dashed #BFCBE0;
  border-radius: var(--radius-lg); padding: 22px 26px;
}
.deliver-strip h3 { font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 12px; }

/* ─── 作品/样片网格 ─── */
.works-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.work-item {
  margin: 0; aspect-ratio: 4 / 3; border-radius: var(--radius); overflow: hidden; position: relative;
  background: linear-gradient(135deg, #0B2A61, #044BC7 65%, #5B7B0A);
}
.work-item::after {
  content: ""; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.4); font-size: 20px;
}
.work-item img { position: relative; z-index: 1; width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.work-item:hover img { transform: scale(1.06); }

/* ─── 案例详情 ─── */
.case-hero-tags { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.case-detail-media {
  margin: 0 0 36px; aspect-ratio: 21 / 9; border-radius: var(--radius-lg); overflow: hidden; position: relative;
  background: linear-gradient(135deg, #0B2A61, #044BC7 65%, #5B7B0A);
}
.case-detail-media img { width: 100%; height: 100%; object-fit: cover; position: relative; z-index: 1; }

/* ─── 文章排版 ─── */
.page-hero-article { padding-bottom: 40px; }
.article-byline { margin-top: 14px; font-size: 14px; color: var(--ink-3); }
.article-byline strong { color: var(--navy); }

.lead-answer {
  background: #EEF2F7; border: 1px solid #BFCBE0; border-left: 4px solid var(--blue);
  border-radius: 0 var(--radius) var(--radius) 0; padding: 20px 24px; margin-bottom: 36px;
}
.lead-answer b { display: block; font-size: 13px; font-weight: 800; letter-spacing: .08em; color: var(--blue); margin-bottom: 8px; }
.lead-answer p { font-size: 15.5px; color: var(--ink); line-height: 1.8; }

.article-body h2 { font-size: 23px; font-weight: 800; color: var(--navy); margin: 40px 0 14px; }
.article-body h2:first-child { margin-top: 0; }
.article-body p { font-size: 16px; line-height: 1.9; color: var(--ink-2); margin-bottom: 14px; }
.article-body p a { color: var(--blue); font-weight: 600; }
.article-body p a:hover { text-decoration: underline; text-underline-offset: 4px; }
.article-body .check-list { margin: 16px 0 20px; }
.article-body .note-muted { margin-top: -4px; }

.article-faq { margin-top: 48px; }
.article-faq h2 { font-size: 21px; font-weight: 800; margin-bottom: 18px; }
.article-related { margin-top: 40px; padding-top: 28px; border-top: 1px dashed var(--line); }
.article-related h3 { font-size: 16px; font-weight: 700; margin-bottom: 10px; }

.article-list-page a, .article-soon { display: grid; gap: 5px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; }
.article-soon { opacity: .6; }
.article-soon .article-title { color: var(--ink-2); }

/* ─── 工具库 ─── */
.tools-cat-grid { gap: 18px; }
.tool-cat .tools-tags { margin-top: 10px; }

/* ─── AI Pilot 卡 ─── */
.pilot-card h3 { color: var(--blue); }

/* ─── 关于页 ─── */
.about-founder { display: flex; gap: 28px; align-items: flex-start; max-width: 760px; margin: 0 auto; }
.about-founder .founder-avatar { flex-shrink: 0; margin-bottom: 0; }
.about-founder p { font-size: 15.5px; color: var(--ink-2); line-height: 1.85; }
.address-card { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
.address-card h3 { line-height: 1.6; }
.map-placeholder {
  aspect-ratio: 16 / 7; border-radius: var(--radius); border: 1px dashed #BFCBE0;
  background: repeating-linear-gradient(45deg, #F4F6FA, #F4F6FA 12px, #EEF2F7 12px, #EEF2F7 24px);
  display: flex; align-items: center; justify-content: center;
}
.map-placeholder span { font-size: 13px; color: var(--ink-3); }

/* ─── 联系页 ─── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.contact-info { display: grid; gap: 16px; }
.contact-info .info-card { scroll-margin-top: 90px; }
.cta-phone-dark { font-size: 26px; font-weight: 800; color: var(--blue); letter-spacing: .02em; }
.cta-phone-dark:hover { color: var(--blue-dark); }
.qr-row { display: flex; gap: 12px; margin: 10px 0; flex-wrap: wrap; }
.qr-box-light {
  width: 96px; height: 108px; background: var(--bg); border: 1px dashed #BFCBE0; color: var(--ink-3); border-radius: 10px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
}
.qr-box-light span { font-size: 12px; color: var(--ink-2); font-weight: 600; }
.cta-form-light { box-shadow: var(--shadow-md); border: 1px solid var(--line); }
.form-title { font-size: 19px; font-weight: 800; color: var(--navy); margin-bottom: 4px; }

/* ═══════════ 移动端修复补丁 ═══════════ */
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .works-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  /* iOS 聚焦自动放大修复：输入控件字号不小于 16px */
  .cta-form input, .cta-form select, .cta-form textarea { font-size: 16px; }

  /* 联系页：预约表单优先，企微二维码紧随其后。 */
  .contact-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .contact-grid > .contact-info { display: contents; }
  .contact-grid > .contact-info.reveal { opacity: 1; transform: none; }
  .contact-grid > .contact-info > .info-card:first-child { display: none; }
  .contact-grid > #leadForm { order: 1; }
  .contact-grid > .contact-info > #weixin { order: 2; padding: 18px 16px; }
  .contact-grid > .contact-info > .info-card:not(:first-child):not(#weixin) { order: 3; }
  #weixin .qr-row {
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px;
    margin: 12px 0;
  }
  #weixin .qr-box-light { width: 100%; height: auto; min-height: 100px; padding: 8px 4px; }
  #weixin .qr-box-light span { font-size: 11.5px; text-align: center; }

  /* iOS Safari 毛玻璃前缀 */
  .mobile-bar { -webkit-backdrop-filter: blur(10px); }

  /* 头部间距收紧，防止小屏溢出 */
  .header-inner { gap: 12px; }

  /* .grid-2/.grid-3 双列在上方 768 块已设，此处不再覆盖 */
  .method-list .info-card { flex-direction: row; }
  .stage-block { padding: 24px 20px; }
  .cta-band-inner { flex-direction: column; align-items: flex-start; }
  .about-founder { flex-direction: column; }
  .page-hero { padding: 36px 0 44px; }
  .page-hero-cta .btn { flex: 1; justify-content: center; }
}

@media (max-width: 400px) {
  /* 超小屏：隐藏头部 CTA（底部常驻条已有主 CTA），防止挤压换行 */
  .header-actions .btn { display: none; }
}


/* ═══════════════════════════════════════════════
   v2 新增：合并页侧栏 / 工具页 / 文章网格
   ═══════════════════════════════════════════════ */

.btn-light { background: #fff; }
.section-dark .btn-outline.btn-light,
.section-dark .btn-light { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.3); color: #fff; }
.section-dark .btn-light:hover { background: var(--cyan); border-color: var(--cyan); color: var(--navy); }

/* ─── 首页案例：更多客户 ─── */
.cases-more { margin-top: 44px; text-align: center; }
.cases-more-title { font-size: 15px; font-weight: 700; color: var(--ink-3); margin-bottom: 18px; }

/* ═══════════ solutions.html 悬浮侧边导航 ═══════════ */
.solutions-wrap { padding-top: 30px; }
.solutions-layout { display: grid; grid-template-columns: 216px 1fr; gap: 40px; align-items: start; }

.side-nav {
  position: sticky; top: 88px; align-self: start;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 18px 16px;
}
.side-nav-group + .side-nav-group { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
.side-nav-title { font-size: 12px; font-weight: 700; letter-spacing: .06em; color: var(--ink-3); margin-bottom: 10px; padding-left: 12px; display: flex; align-items: center; gap: 6px; }
.side-nav-title b { color: var(--orange-ink); font-size: 13px; }
.side-nav ul { display: grid; gap: 2px; }
.side-nav a {
  display: block; padding: 8px 12px; font-size: 14px; font-weight: 500; color: var(--ink-2);
  border-radius: 8px; border-left: 2px solid transparent;
  transition: background .2s, color .2s, border-color .2s;
}
.side-nav a:hover { background: var(--orange-soft); color: var(--orange-dark); }
.side-nav a.active { background: var(--orange-soft); color: var(--orange-dark); font-weight: 700; border-left-color: var(--orange); }
.side-nav-cta { margin-top: 16px; }
.side-nav .btn-accent {
  display: inline-flex; background: #EEF2F8; border-color: #BFCBE0; color: var(--blue);
  border-radius: 999px;
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  box-shadow: 0 2px 8px rgba(4,75,199,.08);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease),
              background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.side-nav .btn-accent:hover {
  background: var(--blue); border-color: var(--blue); color: #fff;
  transform: translateY(-2px); box-shadow: 0 6px 18px rgba(4,75,199,.24);
}
.side-nav .btn-accent:active { transform: translateY(1px) scale(.99); box-shadow: none; }

/* Part 分隔标题 */
.sol-part { display: flex; align-items: center; gap: 16px; margin-bottom: 28px; padding-bottom: 18px; border-bottom: 2px solid var(--line); }
.sol-part:not(:first-child) { margin-top: 20px; }
.sol-part-no { flex-shrink: 0; font-size: 13px; font-weight: 800; letter-spacing: .06em; color: #fff; background: linear-gradient(135deg, var(--blue), var(--cyan)); padding: 6px 14px; border-radius: 999px; }
.sol-part-title { font-size: clamp(21px, 2.6vw, 27px); font-weight: 800; color: var(--navy); }
.sol-part div p { font-size: 14px; color: var(--ink-3); margin-top: 3px; }

.solutions-main { min-width: 0; }
.sol-section { scroll-margin-top: 84px; padding-bottom: 52px; margin-bottom: 52px; border-bottom: 1px solid var(--line); }
.sol-section:last-child { border-bottom: none; margin-bottom: 0; }
.sol-tag {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .06em;
  color: var(--blue); background: #E9EEF8; padding: 5px 14px; border-radius: 999px; margin-bottom: 14px;
}
.sol-section > h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; color: var(--navy); margin-bottom: 12px; }
.sol-intro { font-size: 16px; color: var(--ink-2); margin-bottom: 24px; max-width: 760px; }
.sol-subhead { font-size: 16px; font-weight: 700; color: var(--navy); margin: 24px 0 14px; }
.grid-3.dense { gap: 16px; }
.grid-3.dense .info-card { padding: 20px; }
.sol-section .method-list { margin: 0; max-width: none; }
.sol-section .faq-list { margin-top: 20px; }
.sol-cta { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }
.sol-section .stage-block { margin-top: 18px; }
.sol-section .compare-table { min-width: 560px; }
.sol-section .table-scroll { margin-bottom: 20px; }

/* ═══════════ tools.html ═══════════ */
.tools-anchor {
  position: sticky; top: 68px; z-index: 40;
  background: rgba(255,255,255,.92); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.tools-anchor ul {
  display: flex; gap: 6px; overflow-x: auto; padding: 12px 0; -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tools-anchor ul::-webkit-scrollbar { display: none; }
.tools-anchor a {
  flex-shrink: 0; font-size: 13.5px; font-weight: 600; color: var(--ink-2);
  padding: 6px 14px; border-radius: 999px; background: var(--bg); border: 1px solid var(--line);
  white-space: nowrap; transition: color .2s, background .2s, border-color .2s;
}
.tools-anchor a:hover, .tools-anchor a.active { color: var(--orange-dark); background: var(--orange-soft); border-color: var(--orange-line); }

.tools-page .tool-block { padding: 26px 0; border-bottom: 1px solid var(--line); scroll-margin-top: 120px; }
.tools-page .tool-block:last-child { border-bottom: none; }
.tool-block-head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
.tool-block-head h2 { font-size: 20px; font-weight: 800; color: var(--navy); }
.tool-block-desc { font-size: 13.5px; color: var(--ink-3); }
.tool-block-count { margin-left: auto; font-size: 12.5px; font-weight: 700; color: var(--orange-dark); background: var(--orange-soft); padding: 3px 10px; border-radius: 999px; }

.tool-links { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.tool-links a {
  display: flex; align-items: center; gap: 6px;
  padding: 12px 16px; font-size: 14px; font-weight: 500; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  transition: transform .2s var(--ease), box-shadow .2s, border-color .2s, color .2s;
}
.tool-links a svg { color: var(--ink-3); flex-shrink: 0; margin-left: auto; transition: color .2s; }
.tool-links a:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); border-color: #BFCBE0; color: var(--blue); }
.tool-links a:hover svg { color: var(--blue); }

/* AI Pilot 区块高亮 */
.tool-block-ai .tool-links a {
  background: linear-gradient(135deg, #EEF2F8, #F5F4F1); border-color: #D9E2F0; font-weight: 600;
}
.tool-block-ai .tool-links a:hover { border-color: var(--blue); }

/* ═══════════ articles.html 文章卡片网格 ═══════════ */
.article-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.article-card {
  display: flex; flex-direction: column; gap: 8px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 26px 24px;
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
a.article-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: #BFCBE0; }
.article-card .article-cat { font-size: 12.5px; font-weight: 700; color: var(--cyan); letter-spacing: .04em; }
.article-card .article-title { font-size: 17px; font-weight: 800; color: var(--navy); line-height: 1.5; }
a.article-card:hover .article-title { color: var(--blue); }
.article-card .article-excerpt { font-size: 14px; color: var(--ink-2); flex: 1; }
.article-card .article-meta { font-size: 12.5px; color: var(--ink-3); margin-top: 4px; }
.article-card.article-soon { opacity: .6; }
.article-card.article-soon .article-title { color: var(--ink-2); }

/* ═══════════ articles.html 知识库聚合页 ═══════════ */
.articles-page-hero {
  padding: 46px 0 34px; background: #F2F4F8; border-bottom: 1px solid #D9E2F0;
}
.articles-page-hero .breadcrumb { margin-bottom: 22px; }
.articles-hero-copy { max-width: 800px; }
.articles-page .section-eyebrow { color: var(--orange-ink); background: var(--orange-soft); }
.articles-hero-copy h1 {
  max-width: 760px; font-size: clamp(30px, 4vw, 48px); line-height: 1.22;
  font-weight: 800; color: var(--navy);
}
.articles-hero-copy > p:last-child { max-width: 720px; margin-top: 14px; font-size: 16.5px; color: var(--ink-2); }
.articles-hub { padding: 38px 0 76px; }
.articles-layout { display: grid; grid-template-columns: 216px minmax(0, 1fr); gap: 40px; align-items: start; }
.article-side-nav { top: 88px; }
.article-side-nav .side-nav-title b { color: var(--orange-ink); }
.article-side-nav a:hover { background: var(--orange-soft); color: var(--orange-dark); }
.article-side-nav a.active { background: var(--orange-soft); color: var(--orange-dark); border-left-color: var(--orange); }
.articles-main { min-width: 0; }
.article-hub-section {
  scroll-margin-top: 94px; padding-bottom: 44px; margin-bottom: 40px; border-bottom: 1px solid var(--line);
}
.article-hub-section:last-child { padding-bottom: 0; margin-bottom: 0; border-bottom: 0; }
.hub-section-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; margin-bottom: 20px;
}
.hub-section-head > div { position: relative; padding-left: 52px; }
.hub-index {
  position: absolute; left: 0; top: 2px; display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 12px; background: #E9EEF8; color: var(--blue);
  border: 1px solid #BFCBE0;
  font-size: 12px; font-weight: 800; font-variant-numeric: tabular-nums;
}
.articles-page .hub-section-head .section-eyebrow {
  margin-bottom: 2px; color: var(--blue); background: #E9EEF8;
}
.hub-section-head h2 { font-size: clamp(22px, 2.5vw, 29px); line-height: 1.3; font-weight: 800; color: var(--navy); }
.hub-section-head > p { max-width: 390px; font-size: 13.5px; line-height: 1.65; color: var(--ink-3); text-align: right; }

.article-card-grid-featured { gap: 14px; }
.article-card-grid-featured .article-card { gap: 0; padding: 0 0 18px; overflow: hidden; border-radius: 12px; }
.article-card-grid-featured .article-thumb { border-radius: 0; margin-bottom: 16px; }
.article-card-grid-featured .article-cat,
.article-card-grid-featured .article-title,
.article-card-grid-featured .article-excerpt,
.article-card-grid-featured .article-meta { margin-left: 18px; margin-right: 18px; }
.article-card-grid-featured .article-title { margin-top: 6px; font-size: 16px; }
.article-card-grid-featured .article-excerpt { margin-top: 7px; font-size: 13.5px; line-height: 1.65; }
.article-card-grid-featured .article-meta { margin-top: 10px; }
.article-card-grid-featured .article-cat { color: var(--blue); }
.article-card-grid-featured a.article-card:hover {
  transform: translateY(-4px); box-shadow: var(--shadow-sm); border-color: #BFCBE0;
}
.article-card-grid-featured a.article-card:active { transform: translateY(1px) scale(.99); box-shadow: none; }

.topic-list { display: grid; gap: 8px; }
.topic-item {
  display: grid; grid-template-columns: 36px minmax(0, 1fr) auto; align-items: center; gap: 14px;
  min-height: 76px; padding: 13px 16px; background: #fff; border: 1px solid var(--line); border-radius: 10px;
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.topic-no {
  display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px;
  border-radius: 8px; background: #E9EEF8; color: var(--blue); border: 1px solid #BFCBE0;
  font-size: 11px; font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.topic-copy { min-width: 0; }
.topic-copy b { display: block; font-size: 15px; line-height: 1.5; font-weight: 700; color: var(--navy); }
.topic-copy small { display: block; margin-top: 3px; font-size: 12px; line-height: 1.5; color: var(--ink-3); }
.topic-status {
  justify-self: end; flex-shrink: 0; padding: 3px 10px; border-radius: 999px;
  background: #F0F1F3; color: var(--ink-3); font-size: 11.5px; font-weight: 700; white-space: nowrap;
}
.topic-status.is-ready { background: #E9EEF8; color: var(--blue); }
.topic-item:hover { transform: translateY(-4px); border-color: #BFCBE0; box-shadow: var(--shadow-sm); }
.topic-item-link:hover .topic-copy b { color: var(--blue); }
.topic-item-link:active { transform: translateY(1px) scale(.99); box-shadow: none; }

/* ═══════════ 响应式 ═══════════ */
@media (max-width: 1024px) {
  .solutions-layout { display: block; }
  .articles-layout { display: block; }
  /* 侧栏转为顶部横向滚动条：min-width:0 + overflow-x 让滚动只发生在导航容器内部。 */
  .side-nav {
    position: sticky; top: 68px; z-index: 40;
    display: flex; align-items: center; gap: 10px;
    min-width: 0; max-width: 100%; overflow-x: auto; scrollbar-width: none;
    padding: 10px 12px; margin: 0 0 24px; border-radius: 12px;
    background: rgba(255,255,255,.95); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  }
  .side-nav::-webkit-scrollbar { display: none; }
  .side-nav-group { display: flex; align-items: center; gap: 6px; flex-shrink: 0; margin: 0; padding: 0; border: none; }
  .side-nav-group + .side-nav-group { margin: 0; padding-left: 10px; border-left: 1px solid var(--line); }
  .side-nav-title { flex-shrink: 0; margin: 0; padding: 0; font-size: 11px; }
  .side-nav-title b { display: none; }
  .side-nav ul { display: flex; gap: 6px; margin: 0; flex-shrink: 0; }
  .side-nav a { flex-shrink: 0; white-space: nowrap; border-left: none; padding: 7px 13px; background: var(--bg); border: 1px solid var(--line); border-radius: 999px; font-size: 13px; }
  .side-nav a.active { border-left: none; background: var(--orange-soft); color: var(--orange-dark); border-color: var(--orange-line); }
  .side-nav-cta { display: none; }
  .tool-links { grid-template-columns: repeat(3, 1fr); }
  .article-card-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .tool-links { grid-template-columns: 1fr 1fr; }
  .article-card-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .side-nav .btn { display: none; }
  .tools-anchor { top: 68px; }
  .article-side-nav a.active { background: var(--orange-soft); color: var(--orange-dark); border-color: var(--orange-line); }
  .articles-page-hero { padding: 32px 0 28px; }
  .articles-hub { padding-top: 24px; }
  .hub-section-head { align-items: flex-start; flex-direction: column; gap: 8px; }
  .hub-section-head > p { max-width: none; padding-left: 52px; text-align: left; }
}

@media (max-width: 460px) {
  .article-card-grid { grid-template-columns: 1fr; }
  .articles-hero-copy h1 { font-size: 30px; }
  .article-hub-section { padding-bottom: 34px; margin-bottom: 32px; }
  .topic-item { grid-template-columns: 30px minmax(0, 1fr); align-items: start; gap: 7px 10px; padding: 13px; }
  .topic-no { width: 28px; height: 28px; }
  .topic-copy b { font-size: 14.5px; }
  .topic-status { grid-column: 2; justify-self: start; }
}

@media (max-width: 380px) {
  .tool-links { grid-template-columns: 1fr; }
}


/* ═══════════════════════════════════════════════
   v3：服务卡↔流程序号对应徽章 + 移动端密度增强
   ═══════════════════════════════════════════════ */

/* 服务卡上的「对应流程」序号（呼应上方时间轴编号） */
.svc-steps { display: flex; align-items: center; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }
.svc-steps-label { font-size: 11px; color: #8999AF; letter-spacing: .04em; margin-right: 2px; }
.svc-step-num {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 26px; height: 22px; padding: 0 7px;
  font-size: 12px; font-weight: 800; font-variant-numeric: tabular-nums;
  color: var(--cyan); background: rgba(147,199,14,.14);
  border: 1px solid rgba(147,199,14,.4); border-radius: 6px;
  transition: background .25s, color .25s, border-color .25s;
}
/* 卡片高亮时（与时间轴联动）序号点亮 */
.svc-card:hover .svc-step-num,
.svc-card.is-highlight .svc-step-num { background: var(--cyan); color: var(--navy); border-color: var(--cyan); }

/* ═══════════ 移动端密度增强 ═══════════ */
@media (max-width: 768px) {
  /* 模块4 服务卡：保持双列、内容紧凑 */
  .svc-card { padding: 16px 13px; }
  .svc-icon { width: 38px; height: 38px; margin-bottom: 12px; }
  .svc-card h3 { font-size: 15.5px; margin-bottom: 8px; }
  .svc-steps { margin-bottom: 9px; gap: 5px; }
  .svc-steps-label { display: none; }        /* 移动端省掉文字标签，只留序号 */
  .svc-pain { font-size: 12.5px; margin-bottom: 11px; }
  .svc-deliver { gap: 5px; margin-bottom: 13px; }
  .svc-deliver li { font-size: 12px; }
  .svc-foot { gap: 8px; }

  /* 时间轴：移动端 3 列更密 */
  .timeline { grid-template-columns: repeat(3, 1fr); row-gap: 20px; column-gap: 6px; }
  .tl-name { font-size: 12.5px; }
  .tl-owner { font-size: 10.5px; padding: 1px 7px; }

  /* 深色区块整体收紧上下留白 */
  .section-dark.section { padding: 48px 0; }
}

@media (max-width: 460px) {
  /* 服务卡在超窄屏仍保持双列（用户要求提高密度） */
  .svc-grid { grid-template-columns: 1fr 1fr; }
  .timeline { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 360px) {
  .timeline { grid-template-columns: repeat(2, 1fr); }
}


/* ═══════════════════════════════════════════════
   v4：移动端横向滑动 —— 阶段卡预览 / 流程时间轴
   ═══════════════════════════════════════════════ */
@media (max-width: 768px) {

  /* ① 模块3 阶段板块：横向滑动卡片预览（下一张露边提示可滑） */
  .stage-grid {
    display: flex; grid-template-columns: none !important;
    gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory;
    margin: 0 -20px; padding: 4px 20px 8px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    scroll-padding-inline: 20px;
    overscroll-behavior-inline: contain;
  }
  .stage-grid::-webkit-scrollbar { display: none; }
  .stage-card {
    flex: 0 0 100%; max-width: none; scroll-snap-align: start;
    padding: 24px 22px;
  }
  .stage-card h3 { font-size: 20px; }
  .stage-card ul li { font-size: 14px; }
  .js .stage-carousel-dots {
    position: relative; display: flex; align-items: center; justify-content: center;
    margin-top: 8px;
  }
  .stage-carousel-dot {
    position: relative; display: grid; place-items: center;
    width: 44px; height: 44px; padding: 0;
    border: 0; border-radius: 999px; background: transparent; cursor: pointer;
  }
  .stage-carousel-dot::before {
    content: ""; width: 7px; height: 7px; border-radius: 999px;
    background: #B8C2D2; transition: width .2s var(--ease), background .2s var(--ease);
  }
  .stage-carousel-dot[aria-current="true"]::before,
  .stage-carousel-dot.is-active::before { width: 22px; background: var(--blue); }
  /* ③ 模块4 时间轴：横向滑动、节点被一条线串起来 */
  .timeline {
    display: flex; grid-template-columns: none !important; gap: 0;
    overflow-x: auto; scroll-snap-type: x proximity;
    margin: 0 -20px 40px; padding: 4px 20px 16px;
    -webkit-overflow-scrolling: touch; scrollbar-width: none;
  }
  .timeline::-webkit-scrollbar { display: none; }
  .timeline::before { display: none; }          /* 关掉栅格版整条线 */
  .timeline li {
    flex: 0 0 100px; scroll-snap-align: center;
    padding-top: 44px; text-align: center;
  }
  /* 用每个节点的 ::after 画到下一节点的连接线，随内容一起滑动 */
  .timeline li:not(:last-child)::after {
    content: ""; position: absolute; top: 21px; left: 50%; width: 100px; height: 2px;
    background: linear-gradient(90deg, var(--blue), var(--cyan)); opacity: .38;
  }
  .tl-name { font-size: 13.5px; }
  .tl-owner { font-size: 11px; }

  /* 通用滑动提示（阶段/时间轴容器下方一行小字） */
  .swipe-hint { display: block; text-align: center; font-size: 12px; color: var(--ink-3); margin-top: -4px; }
  .section-dark .swipe-hint { color: #8999AF; }
}

/* 桌面端隐藏滑动提示 */
.swipe-hint { display: none; }


/* ═══════════════════════════════════════════════
   v5：竖向交替时间轴 + hero 背景图 + 全站图片样式
   ═══════════════════════════════════════════════ */

/* ── hero 背景图 ── */
.hero-bg-img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: .5;
  -webkit-mask-image: linear-gradient(105deg, transparent 6%, #000 58%);
          mask-image: linear-gradient(105deg, transparent 6%, #000 58%);
}

/* ── 竖向交替时间轴 ── */
.vtimeline { position: relative; max-width: 960px; margin: 0 auto; padding: 8px 0; }
.vtimeline::before {
  content: ""; position: absolute; top: 0; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 2px;
  background: linear-gradient(180deg, rgba(243,199,78,.16), rgba(243,199,78,.62) 10%, rgba(243,199,78,.34) 50%, rgba(243,199,78,.62) 90%, rgba(243,199,78,.16));
}
.vtl-item { position: relative; width: 50%; padding: 14px 0; box-sizing: border-box; }
/* 圆点（含在中轴上） */
.vtl-item::before {
  content: ""; position: absolute; top: 50%; transform: translateY(-50%);
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--navy-2); border: 2px solid var(--gold); z-index: 2;
  box-shadow: 0 0 0 4px rgba(243,199,78,.08);
  transition: background .25s, box-shadow .25s;
}
.vtl-item:hover::before { background: var(--gold); box-shadow: 0 0 0 6px rgba(243,199,78,.16); }
/* 奇数左侧、偶数右侧 */
.vtl-item:nth-child(odd) { left: 0; padding-right: 56px; text-align: right; }
.vtl-item:nth-child(odd)::before { right: -9px; }
.vtl-item:nth-child(even) { left: 50%; padding-left: 56px; text-align: left; }
.vtl-item:nth-child(even)::before { left: -9px; }

.vtl-card {
  display: inline-block; text-align: left;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg); padding: 20px 22px; width: 100%;
  transition: transform .3s var(--ease), background .3s, border-color .3s, box-shadow .3s;
}
.vtl-item:hover .vtl-card {
  transform: translateY(-3px); background: rgba(255,255,255,.09);
  border-color: rgba(147,199,14,.5); box-shadow: 0 14px 36px rgba(0,0,0,.32);
}
.vtl-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.vtl-item:nth-child(odd) .vtl-head { flex-direction: row-reverse; }
.vtl-step {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; flex-shrink: 0; border-radius: 12px;
  font-size: 16px; font-weight: 800; font-variant-numeric: tabular-nums;
  color: var(--navy); background: var(--gold);
}
.vtl-owner { font-size: 12.5px; font-weight: 700; color: #E4EAF3; background: rgba(255,255,255,.10); padding: 3px 11px; border-radius: 999px; }
.vtl-card h3 { font-size: 18px; font-weight: 800; color: #fff; margin-bottom: 7px; }
.vtl-card p { font-size: 13.5px; line-height: 1.7; color: #B8C6DA; margin-bottom: 12px; }
.vtl-link { font-size: 13px; font-weight: 700; color: var(--cyan); transition: letter-spacing .2s; }
.vtl-item:hover .vtl-link { letter-spacing: .02em; }

/* ── 图片通用（题图/缩略图/服务图/办公图）── */
.sol-hero-media, .sol-media, .article-thumb, .article-hero-media, .about-office-media {
  margin: 0; overflow: hidden; border-radius: var(--radius-lg); position: relative;
  background: linear-gradient(135deg, #0B2A61, #044BC7 65%, #5B7B0A);
}
.sol-hero-media img, .sol-media img, .article-thumb img, .article-hero-media img, .about-office-media img {
  display: block; width: 100%; height: 100%; object-fit: cover;
}
/* solutions 顶部横幅 */
.sol-hero-media { aspect-ratio: 21 / 7; margin-bottom: 32px; }
/* 每个服务区配图 */
.sol-media { aspect-ratio: 16 / 7; margin: 6px 0 20px; }
.sol-media img { transition: transform .5s var(--ease); }
.sol-media:hover img { transform: scale(1.04); }
/* 文章缩略图（卡片顶部） */
.article-thumb { aspect-ratio: 16 / 9; margin-bottom: 4px; order: -1; }
.article-thumb img { transition: transform .5s var(--ease); }
a.article-card:hover .article-thumb img { transform: scale(1.05); }
/* 文章题图 */
.article-hero-media { aspect-ratio: 2 / 1; margin-bottom: 28px; }
/* 关于页办公图 */
.about-office-media { aspect-ratio: 21 / 8; margin: 0 auto 24px; max-width: 900px; }

/* ── 竖向时间轴移动端：全部靠左单列 ── */
@media (max-width: 768px) {
  .vtimeline { max-width: 460px; }
  .vtimeline::before { left: 9px; }
  .vtl-item, .vtl-item:nth-child(odd), .vtl-item:nth-child(even) {
    width: 100%; left: 0; text-align: left; padding: 9px 0 9px 34px;
  }
  .vtl-item::before,
  .vtl-item:nth-child(odd)::before, .vtl-item:nth-child(even)::before {
    left: 1px; right: auto; top: 50%; width: 16px; height: 16px;
  }
  .vtl-item:nth-child(odd) .vtl-head { flex-direction: row; }
  .vtl-card { padding: 16px 16px; }
  .vtl-card h3 { font-size: 16px; }
  .vtl-step { width: 34px; height: 34px; font-size: 14px; border-radius: 10px; }

  .sol-hero-media { aspect-ratio: 16 / 9; margin-bottom: 22px; }
  .article-hero-media { aspect-ratio: 16 / 10; }
}

/* ── v6：创始人真实履历（首页 + 关于页） ── */
.founder-role { font-size: 14px; font-weight: 600; color: var(--blue); margin: -6px 0 16px; }
.founder-stats { display: flex; gap: 10px; margin: 0 0 18px; }
.founder-stats li { flex: 1; text-align: center; background: #FBF2F2; border: 1px solid #E9C4C6; border-radius: 12px; padding: 12px 6px; }
.founder-stats b { display: block; font-size: 24px; font-weight: 800; color: var(--orange-ink); line-height: 1; font-variant-numeric: tabular-nums; }
.founder-stats b em { font-style: normal; color: var(--orange-dark); }
.founder-stats span { display: block; font-size: 11px; color: var(--ink-3); margin-top: 6px; line-height: 1.35; }
.about-founder .founder-role { margin-top: 4px; }
.about-founder .founder-stats { max-width: 440px; }

/* ── v7：solutions 创始人条 / 分阶段客户 / 课程标签 ── */
.founder-strip {
  display: flex; align-items: center; gap: 18px;
  background: linear-gradient(120deg, #F1F4F9, #fff 70%);
  border: 1px solid #D9E2F0; border-radius: var(--radius-lg);
  padding: 18px 22px; margin: 18px 0 24px;
}
.founder-strip-avatar {
  flex-shrink: 0; width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 800; color: #fff;
}
.founder-strip-name { font-size: 16px; font-weight: 800; color: var(--navy); }
.founder-strip-name span { font-size: 12.5px; font-weight: 600; color: var(--blue); margin-left: 6px; }
.founder-strip-stats { font-size: 13.5px; color: var(--ink-2); margin: 4px 0; }
.founder-strip-stats b { color: var(--orange-dark); font-variant-numeric: tabular-nums; }
.founder-strip-note { font-size: 13px; color: var(--ink-3); }

.staged-clients .staged-badge { align-self: flex-start; margin-bottom: 8px; }
.staged-goal { font-size: 13px; color: var(--ink-3); margin-bottom: 12px; min-height: 34px; }
.staged-list { display: grid; gap: 8px; }
.staged-list li { font-size: 14px; font-weight: 600; color: var(--navy); padding-left: 16px; position: relative; }
.staged-list li::before { content: ""; position: absolute; left: 0; top: 8px; width: 7px; height: 7px; border-radius: 50%; background: linear-gradient(135deg, var(--blue), var(--cyan)); }
.staged-list li em { display: inline-block; font-style: normal; font-size: 12px; font-weight: 700; color: var(--orange-ink); background: #FBECEE; padding: 1px 8px; border-radius: 999px; margin-left: 4px; }

.new-tag { font-size: 11px; font-weight: 700; color: var(--green-ink); background: #F0F6DC; padding: 2px 8px; border-radius: 999px; vertical-align: middle; }

@media (max-width: 768px) {
  .founder-strip { flex-direction: column; align-items: flex-start; gap: 12px; }
  .staged-goal { min-height: 0; }
}

/* ═══════════ 艾姐出海课堂：课程库 + 首页入口 ═══════════ */
@media (min-width: 769px) and (max-width: 1100px) {
  .header-inner { gap: 16px; }
  .header-phone { display: none; }
  .main-nav > ul > li > a { padding: 10px 11px; font-size: 14px; }
}

.course-page-hero { padding-bottom: 46px; }
.course-page-hero .page-hero-sub { max-width: 820px; }
.course-hero-facts {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  max-width: 820px; margin-top: 28px; border-top: 1px solid #D5DDE9; padding-top: 18px;
}
.course-hero-facts li { padding: 0 24px; border-left: 1px solid #D5DDE9; }
.course-hero-facts li:first-child { padding-left: 0; border-left: 0; }
.course-hero-facts b { display: block; color: var(--blue); font-size: 23px; line-height: 1.15; font-weight: 800; }
.course-hero-facts span { display: block; margin-top: 5px; color: var(--ink-3); font-size: 12.5px; }
.course-hero-media {
  aspect-ratio: 21 / 7; margin: 30px 0 0; overflow: hidden;
  border-radius: 14px; background: var(--navy); box-shadow: var(--shadow-sm);
}
.course-hero-media img { width: 100%; height: 100%; object-fit: cover; }

.course-mobile-nav,
.section-mobile-nav { display: none; }

.course-library { background: var(--bg); padding-top: 38px; }
.courses-layout { display: grid; grid-template-columns: 216px minmax(0, 1fr); gap: 40px; align-items: start; }
.course-side-nav { top: 88px; }
.courses-main { min-width: 0; }
.course-section {
  scroll-margin-top: 94px; padding-bottom: 48px; margin-bottom: 44px; border-bottom: 1px solid var(--line);
}
.course-section:last-child { padding-bottom: 0; margin-bottom: 0; border-bottom: 0; }
.course-section-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; margin-bottom: 22px;
}
.course-section-head > div { position: relative; padding-left: 54px; }
.course-section-no {
  position: absolute; left: 0; top: 1px; display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 12px; color: var(--blue); background: #E9EEF8;
  border: 1px solid #BFCBE0; font-size: 12px; font-weight: 800; font-variant-numeric: tabular-nums;
}
.course-section-head .section-eyebrow { margin-bottom: 2px; }
.course-section-head h2 { font-size: clamp(23px, 2.7vw, 31px); line-height: 1.3; color: var(--navy); font-weight: 800; }
.course-section-head > p { max-width: 400px; color: var(--ink-3); font-size: 13.5px; line-height: 1.7; text-align: right; }

.course-audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.course-audience-card,
.course-card,
.custom-course-card {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.course-audience-card:hover,
.course-card:hover,
.custom-course-card:hover { transform: translateY(-4px); border-color: #BFCBE0; box-shadow: var(--shadow-sm); }
.course-audience-card { padding: 20px; }
.course-audience-card > span { font-size: 12px; font-weight: 700; color: var(--orange-dark); }
.course-audience-card h3 { margin: 5px 0 6px; font-size: 18px; color: var(--navy); }
.course-audience-card p { font-size: 13.5px; color: var(--ink-2); }

.course-card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.course-card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.course-category-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: -4px 0 30px; }
.course-category-tabs a {
  padding: 8px 14px; border: 1px solid #E1B9BB; border-radius: 999px;
  background: #FBF1F1; color: var(--orange-dark); font-size: 13px; font-weight: 700;
  transition: transform .2s var(--ease), background .2s, border-color .2s, color .2s;
}
.course-category-tabs a:hover { transform: translateY(-2px); background: var(--orange-cta); border-color: var(--orange-cta); color: #fff; }
.course-category-tabs a:active { transform: translateY(1px) scale(.99); }
.course-category-group { scroll-margin-top: 150px; }
.course-category-group + .course-category-group { margin-top: 36px; padding-top: 32px; border-top: 1px solid var(--line); }
.course-category-head { display: flex; align-items: center; gap: 13px; margin-bottom: 16px; }
.course-category-head > span {
  display: inline-flex; align-items: center; justify-content: center; flex: 0 0 42px;
  width: 42px; height: 42px; border-radius: 12px; background: var(--orange-soft);
  border: 1px solid #E1B9BB; color: var(--orange-dark); font-size: 12px; font-weight: 800;
}
.course-category-head p { margin-bottom: 1px; color: var(--ink-3); font-size: 11.5px; font-weight: 700; }
.course-category-head h3 { color: var(--navy); font-size: 21px; line-height: 1.3; }
.course-category-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.course-card { display: flex; flex-direction: column; padding: 22px; min-width: 0; }
.course-card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 10px; }
.course-type { padding: 3px 10px; border-radius: 999px; color: var(--blue); background: #E9EEF8; font-size: 11.5px; font-weight: 700; }
.course-code { color: var(--ink-3); font-size: 12px; font-weight: 800; }
.course-card h3 { color: var(--navy); font-size: 19px; line-height: 1.45; margin-bottom: 9px; }
.course-outcome { color: var(--ink); font-size: 14px; font-weight: 600; line-height: 1.65; }
.course-audience { color: var(--ink-3); font-size: 12.5px; line-height: 1.6; margin-top: 5px; }
.course-points { display: grid; gap: 6px; margin: 16px 0 18px; }
.course-points li { position: relative; padding-left: 17px; color: var(--ink-2); font-size: 13.5px; }
.course-points li::before { content: ""; position: absolute; left: 0; top: 9px; width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.course-points-toggle {
  display: none; align-items: center; justify-content: space-between; gap: 10px;
  width: 100%; margin-top: 13px; padding: 9px 0; border: 0; border-top: 1px solid var(--line);
  background: transparent; color: var(--blue); font: inherit; font-size: 13px; font-weight: 700;
  text-align: left; cursor: pointer;
}
.course-points-toggle::after {
  content: "+"; display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%; background: #E9EEF8;
  color: var(--blue); font-size: 16px; line-height: 1; transition: transform .24s var(--ease), background .24s, color .24s;
}
.course-points-toggle[aria-expanded="true"]::after { content: "−"; background: var(--blue); color: #fff; transform: rotate(180deg); }
.course-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--line); }
.course-card-foot > span { color: var(--ink-3); font-size: 11.5px; line-height: 1.45; }
.course-card-foot > span::before { content: "授课方式："; color: var(--ink-2); font-weight: 700; }
.course-card:active,
.custom-course-card:active { transform: translateY(1px) scale(.99); box-shadow: none; }

.course-combination {
  position: relative; margin-top: 16px; padding: 13px 16px 13px 46px;
  border: 1px solid #D9E2F0; border-radius: 8px; background: #F2F4F8;
  color: var(--ink-2); font-size: 13px; line-height: 1.65;
}
.course-combination::before {
  content: ""; position: absolute; left: 19px; top: 18px;
  display: inline-flex; align-items: center; justify-content: center;
  width: 12px; height: 12px; border: 2px solid var(--orange-dark); border-left: 0; border-bottom: 0;
  color: var(--orange-dark); transform: rotate(45deg);
}
.course-combination b { color: var(--navy); margin-right: 5px; }

.course-notice { display: flex; gap: 12px; margin-bottom: 16px; padding: 13px 16px; background: #FBF1F1; border-left: 3px solid var(--orange); border-radius: 0 10px 10px 0; }
.course-notice b { flex-shrink: 0; color: var(--orange-dark); font-size: 13px; }
.course-notice p { color: var(--ink-2); font-size: 13px; }

.custom-course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.custom-course-card { display: flex; flex-direction: column; padding: 22px; }
.custom-course-card > span { align-self: flex-start; padding: 3px 10px; border-radius: 999px; background: var(--orange-soft); color: var(--orange-dark); font-size: 11.5px; font-weight: 700; }
.custom-course-card h3 { margin: 9px 0 7px; color: var(--navy); font-size: 19px; }
.custom-course-card p { color: var(--ink-2); font-size: 13.5px; }
.custom-course-card ul { display: grid; gap: 6px; margin: 14px 0 18px; }
.custom-course-card li { position: relative; padding-left: 16px; color: var(--ink-2); font-size: 13px; }
.custom-course-card li::before { content: ""; position: absolute; left: 0; top: 9px; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }
.custom-course-card a { margin-top: auto; color: var(--blue); font-size: 13px; font-weight: 700; }
.custom-course-card a:hover { text-decoration: underline; text-underline-offset: 4px; }

.delivery-steps { display: grid; gap: 10px; }
.delivery-steps li { display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; padding: 17px 18px; background: #fff; border: 1px solid var(--line); border-radius: 10px; }
.delivery-steps > li > span { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 10px; background: #E9EEF8; color: var(--blue); font-size: 12px; font-weight: 800; }
.delivery-steps h3 { color: var(--navy); font-size: 16px; margin-bottom: 3px; }
.delivery-steps p { color: var(--ink-2); font-size: 13.5px; }

.course-preview-section { background: #F2F4F8; }
.course-preview-section .section-head { max-width: 760px; }
.course-preview-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.course-preview-grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.course-preview-card {
  display: flex; flex-direction: column; min-height: 190px; padding: 22px;
  background: #fff; border: 1px solid #D9E2F0; border-radius: 12px;
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.course-preview-card:hover { transform: translateY(-4px); border-color: #B6C7E6; box-shadow: var(--shadow-sm); }
.course-preview-card:active { transform: translateY(1px) scale(.99); box-shadow: none; }
.course-preview-card > span { color: var(--orange-dark); font-size: 12px; font-weight: 800; }
.course-preview-card h3 { margin: 7px 0 8px; color: var(--navy); font-size: 18px; }
.course-preview-card p { color: var(--ink-2); font-size: 13.5px; }
.course-preview-card b { margin-top: auto; padding-top: 14px; color: var(--blue); font-size: 13px; }

@media (min-width: 1025px) and (max-width: 1200px) {
  .course-preview-grid-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 1024px) {
  .courses-layout { display: block; }
  .course-side-nav { display: none; }
  .course-category-tabs { display: none; }
  .course-mobile-nav,
  .section-mobile-nav,
  .tools-anchor {
    position: sticky; top: 68px; z-index: 45; display: block;
    min-width: 0; border-bottom: 1px solid var(--line);
    background: rgba(255,255,255,.96); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 14px rgba(15,54,122,.05);
  }
  .course-mobile-nav .container,
  .section-mobile-nav .container,
  .tools-anchor .container { min-width: 0; padding-right: 0; }
  .course-mobile-nav-track,
  .section-mobile-nav-track,
  .tools-anchor ul {
    display: flex; gap: 8px; min-width: 0; max-width: 100%; overflow-x: auto;
    padding: 10px 48px 10px 0; scrollbar-width: none; overscroll-behavior-inline: contain;
    scroll-snap-type: x proximity; touch-action: pan-x;
  }
  .course-mobile-nav-track::-webkit-scrollbar,
  .section-mobile-nav-track::-webkit-scrollbar,
  .tools-anchor ul::-webkit-scrollbar { display: none; }
  .course-mobile-nav a,
  .section-mobile-nav a,
  .tools-anchor a {
    flex: 0 0 auto; padding: 7px 13px; border: 1px solid var(--line); border-radius: 999px;
    background: var(--bg); color: var(--ink-2); font-size: 13px; font-weight: 700; white-space: nowrap;
    scroll-snap-align: start;
    transition: transform .2s var(--ease), background .2s, border-color .2s, color .2s;
  }
  .course-mobile-nav a:hover,
  .section-mobile-nav a:hover,
  .tools-anchor a:hover { color: var(--orange-dark); border-color: var(--orange-line); background: var(--orange-soft); }
  .course-mobile-nav a.active,
  .section-mobile-nav a.active,
  .tools-anchor a.active { color: #fff; border-color: var(--orange-cta); background: var(--orange-cta); }
  .course-mobile-nav a:active,
  .section-mobile-nav a:active,
  .tools-anchor a:active { transform: translateY(1px) scale(.99); }
  .has-section-mobile-nav #sideNav,
  .has-section-mobile-nav #articleSideNav { display: none; }
  .sol-section,
  .article-hub-section,
  .tools-page .tool-block { scroll-margin-top: 145px; }
  .course-category-grid { grid-template-columns: 1fr 1fr; }
  .course-card-grid-3 { grid-template-columns: 1fr 1fr; }
  .course-preview-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .course-page-hero { padding-bottom: 34px; }
  .course-hero-facts { grid-template-columns: 1fr 1fr; gap: 14px 0; }
  .course-hero-facts li:nth-child(3) { padding-left: 0; border-left: 0; }
  .course-hero-media { aspect-ratio: 16 / 9; }
  .course-section-head { flex-direction: column; align-items: flex-start; gap: 8px; }
  .course-section-head > p { max-width: none; padding-left: 54px; text-align: left; }
  .course-audience-grid { grid-template-columns: 1fr; }
  .course-card-grid,
  .course-card-grid-3,
  .course-category-grid,
  .custom-course-grid { grid-template-columns: 1fr; }
  .course-card { padding: 18px; }
  .course-card h3 { font-size: 18px; margin-bottom: 7px; }
  .course-outcome { font-size: 13.5px; }
  .course-audience { font-size: 12.5px; }
  .course-points-toggle { display: flex; }
  .course-points.course-points-collapsible {
    display: grid; max-height: 0; margin: 0; overflow: hidden; opacity: 0;
    transition: max-height .3s var(--ease), margin .3s var(--ease), opacity .22s var(--ease);
  }
  .course-points.course-points-collapsible.is-open { max-height: 160px; margin: 11px 0 16px; opacity: 1; }
  .course-card-foot { align-items: stretch; flex-direction: column; padding-top: 12px; }
  .course-card-foot .btn { width: 100%; }
  .course-combination { padding: 12px 14px 12px 43px; }
  .course-combination::before { left: 13px; top: 12px; }
}

@media (max-width: 460px) {
  .course-preview-grid { grid-template-columns: 1fr; }
  .course-hero-facts li { padding-left: 16px; padding-right: 12px; }
  .course-hero-facts li:first-child,
  .course-hero-facts li:nth-child(3) { padding-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .course-points.course-points-collapsible,
  .course-points-toggle::after,
  .course-mobile-nav a,
  .section-mobile-nav a,
  .tools-anchor a { transition: none; }
}

/* ── v8：知识库最新内容列表 ── */
.news-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin: 40px 0 16px; flex-wrap: wrap; }
.news-head h3 { font-size: 21px; font-weight: 800; color: var(--navy); }
.news-list { display: grid; gap: 8px; }
.news-list li {
  display: flex; align-items: center; gap: 14px;
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px;
  transition: transform .2s var(--ease), box-shadow .2s, border-color .2s;
}
.news-list li:hover { transform: translateX(4px); box-shadow: var(--shadow-sm); border-color: #BFCBE0; }
.news-cat { flex-shrink: 0; font-size: 12px; font-weight: 700; color: var(--blue); background: #E9EEF8; padding: 3px 11px; border-radius: 999px; }
.news-title { flex: 1; font-size: 15px; font-weight: 600; color: var(--navy); min-width: 0; }
.news-date { flex-shrink: 0; font-size: 12.5px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
@media (max-width: 600px) {
  .news-list li { flex-wrap: wrap; gap: 6px 12px; }
  .news-title { flex-basis: 100%; order: 3; font-size: 14.5px; }
}

/* ── v9：竖轴卡片交错叠压（桌面端），缩短板块长度 ── */
@media (min-width: 769px) {
  .vtl-item { padding-top: 4px; padding-bottom: 4px; }
  .vtl-item::after {
    content: ""; position: absolute; top: 50%; transform: translateY(-50%);
    width: 47px; height: 1px; pointer-events: none; z-index: 1;
    background: rgba(243,199,78,.34);
  }
  .vtl-item:nth-child(odd)::after { right: 9px; }
  .vtl-item:nth-child(even)::after { left: 9px; }
  /* 每张卡上移，与上一张（异侧）垂直叠压约 1/3，整体更紧凑 */
  .vtl-item + .vtl-item { margin-top: -60px; }
  .vtl-card { padding: 15px 20px; }
  .vtl-head { margin-bottom: 5px; }
  .vtl-card h3 { font-size: 17px; margin-bottom: 5px; }
  .vtl-card p { font-size: 13px; line-height: 1.6; margin-bottom: 9px; }
  /* 悬停的卡片浮到最上层，避免被相邻卡边缘压住 */
  .vtl-item { z-index: 1; }
  .vtl-item:hover { z-index: 3; }
}

/* ── v10：Part 分隔标题移动端收紧 ── */
@media (max-width: 600px) {
  .sol-part { gap: 12px; margin-bottom: 22px; padding-bottom: 14px; }
  .sol-part-no { padding: 5px 11px; font-size: 12px; }
  .sol-part div p { font-size: 12.5px; }
}

/* ── 404 页面 ── */
.error-page {
  display: flex; align-items: center;
  min-height: calc(100vh - 68px - 170px);
  padding: 88px 0;
}
.error-page .container { text-align: center; }
.error-page .section-eyebrow { margin-bottom: 14px; }
.error-page .page-hero-sub { margin-left: auto; margin-right: auto; }
.error-page .page-hero-cta { justify-content: center; }

/* ── 普通文章详情模板：后续可直接由 WordPress 编辑器接管正文 ── */
.article-detail-page .page-hero-article {
  padding: 32px 0 28px; background: #fff; border-bottom: 1px solid var(--line);
}
.article-detail-page .page-hero-article h1 { font-size: clamp(28px, 3.4vw, 40px); }
.article-detail-page .article-byline { margin-top: 12px; }
.article-detail-page main > .section { padding: 44px 0 72px; }
.article-detail-page .lead-answer {
  margin: 0 0 24px; padding: 0; background: transparent;
  border: 0; border-radius: 0;
}
.article-detail-page .lead-answer b { display: none; }
.article-detail-page .lead-answer p,
.article-detail-page .article-body p {
  margin-bottom: 18px; color: var(--ink-2); font-size: 16px; line-height: 1.9;
}
.article-detail-page .article-hero-media {
  aspect-ratio: auto; margin: 0 0 32px; overflow: visible;
  border: 0; border-radius: 0; background: transparent;
}
.article-detail-page .article-hero-media img {
  width: 100%; height: auto; object-fit: contain; border-radius: 4px;
}
.article-detail-page .article-body h2 {
  margin: 34px 0 12px; font-size: 22px; line-height: 1.5;
}
.article-detail-page .article-body .check-list { margin: 12px 0 22px; }
.article-detail-page .article-faq { margin-top: 40px; }
.article-detail-page .article-faq h2 { margin-bottom: 12px; font-size: 22px; }
.article-detail-page .article-faq .faq-list { gap: 0; }
.article-detail-page .article-faq .faq-item,
.article-detail-page .article-faq .faq-item[open] {
  background: transparent; border: 0; border-bottom: 1px solid var(--line);
  border-radius: 0; box-shadow: none;
}
.article-detail-page .article-faq .faq-item summary {
  padding: 16px 0 8px; color: var(--navy); cursor: default; pointer-events: none;
}
.article-detail-page .article-faq .faq-icon { display: none; }
.article-detail-page .article-faq .faq-body { height: auto !important; padding: 0; overflow: visible; }
.article-detail-page .article-faq .faq-body p { padding: 0 0 16px; font-size: 16px; line-height: 1.8; }
.article-detail-page .article-related {
  margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line);
}

@media (max-width: 768px) {
  .article-detail-page .page-hero-article { padding: 28px 0 24px; }
  .article-detail-page main > .section { padding: 32px 0 60px; }
  .article-detail-page .article-hero-media { margin-bottom: 26px; }
  .article-detail-page .article-body h2 { margin-top: 30px; font-size: 21px; }
}

/* ═══════════════════════════════════════════════════════
   v11 · 全站信息架构与设计系统统一
   ═══════════════════════════════════════════════════════ */
h1 { font-weight: 800; }
h2 { font-weight: 700; }
h3 { font-weight: 700; }
.section { padding-top: clamp(72px, 8vw, 112px); padding-bottom: clamp(72px, 8vw, 112px); }
.page-hero h1 { font-size: clamp(42px, 4.2vw, 48px); }
.section-head h2 { font-size: clamp(34px, 3.4vw, 40px); }
.lead-answer { max-width: 820px; }
[id] { scroll-margin-top: 98px; }

.main-nav > ul > li > a.is-current { background: transparent; box-shadow: inset 0 -2px var(--blue); border-radius: 0; }

.ratio-person { aspect-ratio: 4 / 5; }
.ratio-case { aspect-ratio: 16 / 10; }
.ratio-article { aspect-ratio: 16 / 9; }
.ratio-service { aspect-ratio: 4 / 3; }
.ratio-person img,
.ratio-case img,
.ratio-article img,
.ratio-service img,
.case-card-media img,
.article-card-media img,
.service-media img { width: 100%; height: 100%; object-fit: cover; }

.site-footer .footer-col a { min-height: 32px; }
.footer-primary-nav { display: grid; gap: 6px; }
.footer-contact address { color: #C2CCDA; font-style: normal; line-height: 1.8; }
.marquee:focus-within .marquee-track,
.marquee:hover .marquee-track { animation-play-state: paused; }

@media (max-width: 1180px) and (min-width: 960px) {
  .header-inner { gap: 14px; }
  .header-phone { display: none; }
  .main-nav > ul { gap: 0; }
  .main-nav > ul > li > a { padding-left: 10px; padding-right: 10px; font-size: 14px; }
}

@media (max-width: 959px) {
  html { scroll-padding-top: 76px; }
  .site-header { background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .header-inner { gap: 14px; }
  .header-actions { gap: 8px; }
  .qhz-header-academy {
    min-height: 40px; padding: 0 9px; border: 1px solid #D9E3F4; border-radius: 8px;
    color: var(--blue); background: #F3F7FF;
  }
  .qhz-header-academy:hover { color: var(--navy); background: #EAF1FD; }
  .qhz-header-account-desktop { display: none; }
  .qhz-header-account-mobile { display: inline; }
  .nav-toggle { display: flex; }
  .header-phone { display: none; }
  .main-nav {
    position: fixed; top: 68px; right: 0; bottom: 0; left: auto; z-index: 95;
    width: min(360px, 82vw); max-height: none; margin: 0; padding: 12px 20px 36px;
    overflow-y: auto; overscroll-behavior: contain; background: #fff;
    border: 0; border-left: 1px solid var(--line); border-radius: 0;
    box-shadow: 0 18px 48px rgba(15,54,122,.16);
    transform: translateX(100%); opacity: 1; visibility: hidden; pointer-events: none;
    transition: transform .28s var(--ease), visibility 0s linear .28s;
  }
  .main-nav.is-open { transform: translateX(0); visibility: visible; pointer-events: auto; transition-delay: 0s; }
  .main-nav > ul { display: flex; flex-direction: column; gap: 0; }
  .main-nav > ul > li { border-bottom: 1px solid var(--line); }
  .main-nav > ul > li:last-child { border-bottom: 0; }
  .main-nav > ul > li > a {
    flex: 1; padding: 15px 12px; border: 0; border-radius: 0;
    color: var(--navy); background: transparent; box-shadow: none;
    font-size: 16px; font-weight: 650;
  }
  .main-nav > ul > li > a.is-current { color: var(--blue); background: transparent; box-shadow: none; }
  body.nav-open { overflow: hidden; }
  body.nav-open::before {
    content: ""; position: fixed; inset: 68px 0 0; z-index: 90;
    background: rgba(15,54,122,.24); backdrop-filter: blur(2px);
  }
  .no-js .site-header { position: static; }
  .no-js .header-inner { flex-wrap: wrap; height: auto; min-height: 68px; padding-top: 12px; padding-bottom: 12px; }
  .no-js .nav-toggle { display: none; }
  .no-js .main-nav {
    position: static; order: 3; flex: 1 0 100%; width: 100%; padding: 0;
    overflow: visible; border: 0; box-shadow: none; transform: none; visibility: visible; pointer-events: auto;
  }
  .no-js .main-nav > ul { flex-direction: row; flex-wrap: wrap; gap: 4px; }
  .no-js .main-nav > ul > li { border: 0; }
  .no-js .main-nav > ul > li > a { padding: 8px 10px; font-size: 14px; }
}

@media (max-width: 768px) {
  .main-nav { bottom: calc(64px + env(safe-area-inset-bottom)); }
  body { padding-bottom: calc(64px + env(safe-area-inset-bottom)); }
  .mobile-bar { min-height: 64px; padding-bottom: env(safe-area-inset-bottom); }
}

@media (max-width: 640px) {
  .container { padding-left: 20px; padding-right: 20px; }
  .header-inner { height: 68px; }
  .header-actions > .btn { display: none; }
  .logo { flex-shrink: 0; }
  .section { padding-top: 64px; padding-bottom: 64px; }
  .page-hero h1 { font-size: clamp(30px, 9vw, 34px); }
  .section-head h2 { font-size: clamp(26px, 7.5vw, 30px); }
  .stage-grid,
  .case-grid,
  .article-card-grid,
  .project-grid,
  .service-grid,
  .grid-2,
  .grid-3,
  .grid-3.dense { grid-template-columns: 1fr; }
  .btn-lg { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ── 外贸团队培训：现状 → 路径 → 课程 → 交付 ── */
.course-needs { padding-bottom: 56px; }
.course-need-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.course-need-card {
  position: relative; display: flex; flex-direction: column; min-height: 210px; padding: 26px;
  border: 1px solid #D4DCE8; border-radius: 14px; background: #fff;
  transition: border-color .2s, transform .2s var(--ease), box-shadow .2s;
}
.course-need-card:hover { border-color: #9EB2D5; transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.course-need-card > span { color: var(--blue); font-size: 13px; font-weight: 700; }
.course-need-card h3 { margin: 9px 0 8px; font-size: 22px; color: var(--navy); }
.course-need-card p { color: var(--ink-2); font-size: 16px; line-height: 1.75; }
.course-need-card b { margin-top: auto; padding-top: 18px; color: var(--blue); font-size: 14px; }

.course-paths { padding-top: 56px; background: #F5F4F1; }
.training-path-list { display: grid; gap: 18px; }
.training-path {
  display: grid; grid-template-columns: minmax(260px, .9fr) minmax(0, 1.35fr); gap: 36px;
  padding: 30px 0; border-top: 1px solid var(--line);
}
.training-path:last-child { border-bottom: 1px solid var(--line); }
.training-path header > span { color: var(--blue); font-size: 13px; font-weight: 750; }
.training-path h2 { margin: 8px 0 10px; font-size: 26px; color: var(--navy); }
.training-path header p,
.training-path > div p { color: var(--ink-2); font-size: 16px; line-height: 1.75; }
.training-path > div { display: grid; grid-template-columns: 1fr 1fr; gap: 5px 28px; align-content: start; }
.training-path > div h3 { margin-top: 2px; font-size: 15px; color: var(--navy); }
.training-path > div .path-module-count,
.training-path > div > a { grid-column: 1 / -1; }
.path-module-count { margin-top: 12px; color: var(--navy) !important; font-weight: 650; }
.training-path a { margin-top: 5px; color: var(--blue); font-weight: 700; }

.course-library { background: #fff; }
.course-category-group { padding-top: 10px; }
.course-category-group + .course-category-group { margin-top: 64px; padding-top: 64px; }
.course-category-head { display: grid; grid-template-columns: 48px 1fr; gap: 18px; align-items: start; margin-bottom: 22px; }
.course-category-head > svg { padding: 8px; border-radius: 12px; color: var(--blue); background: #EDF1F7; }
.course-category-head h2 { margin: 0 0 5px; font-size: 28px; color: var(--navy); }
.course-category-head p { color: var(--ink-2); font-size: 16px; }
.course-category-head span { display: block; margin-top: 5px; color: var(--ink-3); font-size: 13px; }
.course-item-list { border-top: 1px solid var(--line); }
.course-item { border-bottom: 1px solid var(--line); background: #fff; }
.course-item summary {
  position: relative; display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 16px;
  min-height: 82px; padding: 18px 52px 18px 8px; cursor: pointer; list-style: none;
}
.course-item summary::-webkit-details-marker { display: none; }
.course-item summary::after {
  content: "+"; position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%;
  color: var(--blue); background: #EDF1F7; font-size: 20px; line-height: 1;
}
.course-item[open] summary::after { content: "−"; color: #fff; background: var(--blue); }
.course-code { align-self: start; padding-top: 2px; color: var(--ink-3); font-size: 13px; font-weight: 750; }
.course-summary-copy { display: grid; grid-template-columns: minmax(180px, .8fr) minmax(220px, 1.2fr) auto; gap: 16px; align-items: center; }
.course-summary-copy strong { color: var(--navy); font-size: 17px; line-height: 1.5; }
.course-summary-copy > span { color: var(--ink-2); font-size: 14px; line-height: 1.6; }
.course-summary-copy small { color: var(--ink-3); font-size: 13px; text-align: right; }
.course-detail { padding: 0 52px 22px 72px; color: var(--ink-2); }
.course-detail > p:first-child { margin-bottom: 10px; font-size: 15px; }
.course-detail ul { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px 18px; margin-bottom: 14px; }
.course-detail li { position: relative; padding-left: 15px; font-size: 14px; }
.course-detail li::before { content: ""; position: absolute; left: 0; top: .7em; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }
.course-format { display: inline-flex; padding: 5px 10px; border-radius: 999px; background: #F0F1F3; color: var(--ink-2); font-size: 13px; }
.course-detail a,
.course-combination a { color: var(--blue); font-weight: 650; }
.course-combination {
  display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: start;
  margin-top: 18px; padding: 14px 0; border: 0; border-radius: 0; border-left: 3px solid var(--orange); background: transparent;
}
.course-combination::before { display: none; }
.course-combination > b { padding-left: 14px; color: var(--navy); }
.course-combination p { color: var(--ink-2); font-size: 14px; line-height: 1.7; }
.course-combination > a { padding-right: 4px; white-space: nowrap; font-size: 13px; }
.course-match-overview { margin-top: 72px; padding-top: 64px; border-top: 1px solid var(--line); }
.course-match-table { width: 100%; border-collapse: collapse; }
.course-match-table th,
.course-match-table td { padding: 16px 18px; border-bottom: 1px solid var(--line); text-align: left; }
.course-match-table th { color: var(--ink-3); background: #F5F4F1; font-size: 13px; }
.course-match-table td { color: var(--ink-2); font-size: 15px; }
.course-match-table a { color: var(--blue); font-weight: 700; }
.courses-page .delivery-steps { position: relative; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.courses-page .delivery-steps li { position: relative; display: block; padding: 20px; border-radius: 14px; }
.courses-page .delivery-steps > li > span { margin-bottom: 14px; }
.courses-page .delivery-steps h3 { font-size: 17px; }
.courses-page .delivery-steps p { font-size: 14px; line-height: 1.7; }

@media (max-width: 1024px) {
  .course-need-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .course-summary-copy { grid-template-columns: minmax(180px, .8fr) 1.2fr; }
  .course-summary-copy small { grid-column: 1 / -1; text-align: left; }
  .courses-page .delivery-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .course-need-grid { grid-template-columns: 1fr; }
  .course-need-card { min-height: 0; padding: 20px; }
  .training-path { grid-template-columns: 1fr; gap: 18px; padding: 28px 0; }
  .training-path h2 { font-size: 22px; }
  .training-path > div { grid-template-columns: 1fr; }
  .training-path > div .path-module-count,
  .training-path > div > a { grid-column: auto; }
  .course-category-group + .course-category-group { margin-top: 48px; padding-top: 48px; }
  .course-category-head { grid-template-columns: 42px 1fr; gap: 12px; }
  .course-category-head h2 { font-size: 23px; }
  .course-item summary { grid-template-columns: 38px minmax(0, 1fr); gap: 10px; min-height: 68px; padding: 15px 42px 15px 4px; }
  .course-summary-copy { display: grid; grid-template-columns: 1fr; gap: 3px; }
  .course-summary-copy strong { font-size: 16px; }
  .course-summary-copy > span { font-size: 14px; }
  .course-summary-copy small { font-size: 13px; }
  .course-detail { padding: 0 10px 20px 52px; }
  .course-detail ul { grid-template-columns: 1fr; }
  .course-combination { grid-template-columns: 1fr; gap: 6px; padding-left: 14px; }
  .course-combination > b { padding-left: 0; }
  .course-match-overview .table-scroll { overflow: visible; }
  .course-match-table,
  .course-match-table tbody { display: grid; gap: 12px; }
  .course-match-table thead { display: none; }
  .course-match-table tr { display: grid; gap: 6px; padding: 16px; border: 1px solid var(--line); border-radius: 12px; }
  .course-match-table td { display: block; padding: 0; border: 0; }
  .course-match-table td:nth-child(1) { color: var(--navy); font-weight: 700; }
  .course-match-table td:nth-child(2)::before { content: "推荐路径："; color: var(--ink-3); }
  .course-match-table td:nth-child(3)::before { content: "建议先学："; color: var(--ink-3); }
  .courses-page .delivery-steps { grid-template-columns: 1fr; }
  .courses-page .delivery-steps li { display: grid; grid-template-columns: 44px 1fr; gap: 14px; }
  .courses-page .delivery-steps > li > span { margin-bottom: 0; }
}

/* ── 外贸工具：任务导航、搜索与说明型工具卡 ── */
[hidden] { display: none !important; }
.tools-page-hero { padding-bottom: 64px; }
.tools-page-hero .page-hero-sub,
.tools-page-hero .lead-answer { max-width: 820px; }
.tool-search { max-width: 760px; margin-top: 26px; }
.tool-search > label { display: block; margin-bottom: 8px; color: var(--navy); font-size: 14px; font-weight: 700; }
.tool-search-control {
  display: grid; grid-template-columns: 24px minmax(0, 1fr) auto; gap: 10px; align-items: center;
  min-height: 58px; padding: 0 10px 0 18px; border: 1.5px solid #BCC6D6; border-radius: 14px; background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.tool-search-control:focus-within { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(4,75,199,.1); }
.tool-search-control > svg { color: var(--blue); }
.tool-search-control input { width: 100%; height: 54px; border: 0; outline: 0; color: var(--ink); background: transparent; font: inherit; font-size: 16px; }
.tool-search-control button { min-width: 58px; min-height: 42px; padding: 0 12px; border: 0; border-radius: 9px; color: var(--blue); background: #EDF1F7; cursor: pointer; font: inherit; font-size: 14px; font-weight: 700; }
.tool-search > p { margin-top: 8px; color: var(--ink-3); font-size: 13px; }
#toolResultCount { color: var(--navy); font-weight: 700; }

.tool-category-section { padding-top: 72px; padding-bottom: 72px; }
.tool-category-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.tool-category-card {
  display: grid; grid-template-columns: 42px minmax(0, 1fr) auto; gap: 12px; align-items: start;
  min-height: 154px; padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: #fff;
  transition: border-color .2s, transform .2s var(--ease), box-shadow .2s;
}
.tool-category-card:hover { border-color: #9EB2D5; transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.tool-category-card > svg { padding: 8px; border-radius: 12px; color: var(--blue); background: #EDF1F7; }
.tool-category-card > span { display: grid; gap: 5px; min-width: 0; }
.tool-category-card strong { color: var(--navy); font-size: 15px; line-height: 1.45; }
.tool-category-card small { color: var(--ink-2); font-size: 12.5px; line-height: 1.55; }
.tool-category-card em { color: var(--ink-3); font-size: 12px; font-style: normal; }
.tool-category-card > b { color: var(--blue); }

.tools-page .tools-anchor { position: sticky; top: 68px; z-index: 44; display: block; border-block: 1px solid var(--line); background: rgba(255,255,255,.96); backdrop-filter: blur(10px); }
.tools-page .tools-anchor .container { padding-right: 0; }
.tools-page .tools-anchor ul { display: flex; gap: 6px; overflow-x: auto; padding: 10px 44px 10px 0; scrollbar-width: none; }
.tools-page .tools-anchor ul::-webkit-scrollbar { display: none; }
.tools-page .tools-anchor a { display: block; min-height: 40px; padding: 9px 13px; border-radius: 999px; color: var(--ink-2); font-size: 13px; font-weight: 700; white-space: nowrap; }
.tools-page .tools-anchor a:hover,
.tools-page .tools-anchor a.active { color: var(--blue); background: #EDF1F7; }

.tool-ai-section { background: linear-gradient(180deg, #F2F4F8 0%, #fff 100%); }
.tool-block-head { display: grid; grid-template-columns: 48px minmax(0, 1fr) auto; gap: 18px; align-items: start; margin-bottom: 24px; }
.tool-block-head > svg { padding: 8px; border-radius: 12px; color: var(--blue); background: #E9EEF8; }
.tool-block-head h2 { color: var(--navy); font-size: 28px; }
.tool-block-desc { margin-top: 5px; color: var(--ink-2); font-size: 15px; }
.tool-block-count { align-self: center; color: var(--ink-3); font-size: 13px; font-weight: 700; }
.ai-assistant-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.tool-card {
  position: relative; display: grid; grid-template-columns: 42px minmax(0, 1fr) 18px; gap: 14px; align-items: start;
  min-height: 116px; padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: #fff;
  transition: border-color .2s, transform .2s var(--ease), box-shadow .2s;
}
.tool-card:hover { border-color: #9EB2D5; transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.tool-card:active { transform: translateY(1px); }
.tool-icon { width: 42px; height: 42px; padding: 8px; border-radius: 11px; color: var(--blue); background: #EDF1F7; }
.tool-card-copy { display: grid; gap: 6px; min-width: 0; }
.tool-card-copy strong { color: var(--navy); font-size: 16px; line-height: 1.45; }
.tool-card-copy > span { display: -webkit-box; overflow: hidden; color: var(--ink-2); font-size: 13.5px; line-height: 1.65; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.tool-card-copy small { color: var(--ink-3); font-size: 12.5px; line-height: 1.55; }
.tool-card-copy em { justify-self: start; padding: 3px 8px; border-radius: 999px; color: var(--blue); background: #EDF1F7; font-size: 11.5px; font-style: normal; }
.external-icon { color: var(--ink-3); transition: transform .2s, color .2s; }
.tool-card:hover .external-icon { color: var(--blue); transform: translate(2px, -2px); }
.ai-assistant-card { display: flex; flex-direction: column; min-height: 270px; background: linear-gradient(145deg, #fff, #F2F4F8); }
.ai-assistant-card .tool-card-copy { flex: 1; }
.ai-assistant-card .external-icon { position: absolute; top: 20px; right: 20px; }
.tool-card-action { color: var(--blue); font-size: 13px; font-weight: 700; }

.featured-tools { padding-top: 72px; padding-bottom: 72px; }
.featured-tool-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.featured-tool-link { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 76px; padding: 17px 18px; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--navy); font-weight: 700; }
.featured-tool-link:hover { border-color: #9EB2D5; color: var(--blue); }
.all-tools-directory { padding-top: 72px; }
.all-tools-directory > .container > .tool-block + .tool-block { margin-top: 72px; padding-top: 64px; border-top: 1px solid var(--line); }
.tool-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.tool-browser-references { padding: 26px; border: 1px solid var(--line); border-radius: 14px; background: #F5F4F1; }
.plugin-reference-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.plugin-reference-grid a { min-height: 52px; padding: 13px; border-radius: 10px; background: #fff; color: var(--blue); font-size: 13px; font-weight: 700; text-align: center; }
.tool-back-link { display: inline-flex; margin-top: 18px; color: var(--blue); font-size: 13px; font-weight: 700; }
.tool-empty-state { padding: 56px 24px; border: 1px dashed #BCC6D6; border-radius: 14px; text-align: center; }
.tool-empty-state h2 { color: var(--navy); font-size: 24px; }
.tool-empty-state p { margin: 8px 0 18px; color: var(--ink-2); }
.tool-disclaimer { margin-top: 64px; padding: 18px 20px; border-left: 3px solid var(--orange); background: #FBF2F2; color: var(--ink-2); font-size: 14px; }

@media (max-width: 1100px) {
  .tool-category-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ai-assistant-grid,
  .featured-tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tool-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plugin-reference-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .tools-page-hero { padding-bottom: 48px; }
  .tool-search-control { grid-template-columns: 22px minmax(0, 1fr) auto; min-height: 54px; padding-left: 14px; }
  .tool-search-control button { min-width: 48px; padding: 0 8px; }
  .tool-category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .tool-category-card { grid-template-columns: 34px minmax(0, 1fr); min-height: 124px; padding: 15px; }
  .tool-category-card > svg { width: 34px; height: 34px; padding: 6px; }
  .tool-category-card > b { display: none; }
  .tool-category-card small { font-size: 12px; }
  .ai-assistant-grid,
  .featured-tool-grid,
  .tool-card-grid { grid-template-columns: 1fr; }
  .ai-assistant-card { min-height: 230px; }
  .tool-block-head { grid-template-columns: 42px minmax(0, 1fr); gap: 12px; }
  .tool-block-head > svg { width: 42px; height: 42px; }
  .tool-block-head h2 { font-size: 23px; }
  .tool-block-count { grid-column: 2; justify-self: start; }
  .tool-card { min-height: 108px; padding: 18px; }
  .plugin-reference-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 380px) {
  .tool-category-card small { display: none; }
  .tool-category-card { min-height: 96px; }
}

/* ── 案例聚合与过程型案例详情 ── */
.cases-page-hero { padding-bottom: 56px; }
.cases-page .case-media,
.case-grid-related .case-media { aspect-ratio: 16 / 10; }
.cases-page .case-media img,
.case-grid-related .case-media img { width: 100%; height: 100%; object-fit: cover; }
.cases-page .case-card { border-radius: 14px; box-shadow: none; }
.cases-page .case-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.service-capability-list { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.service-capability-list li { padding: 18px; border-top: 2px solid #C9D3E2; color: var(--ink-2); font-size: 14px; line-height: 1.7; }
.service-capability-list strong { display: block; margin-bottom: 5px; color: var(--navy); font-size: 16px; }

.case-detail-hero { padding: 56px 0; }
.case-detail-hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr); gap: 52px; align-items: center; }
.case-detail-hero-copy .lead-answer { margin-top: 20px; }
.case-detail-media { aspect-ratio: 16 / 10; overflow: hidden; border-radius: 16px; background: #F0F1F3; }
.case-detail-media img { width: 100%; height: 100%; object-fit: cover; }
.case-story { max-width: 800px; margin-inline: auto; }
.case-story h2 { margin: 52px 0 16px; font-size: 28px; }
.case-story > p { color: var(--ink-2); font-size: 16px; line-height: 1.85; }
.case-challenge-list { display: grid; gap: 12px; counter-reset: challenge; }
.case-challenge-list li { position: relative; padding: 18px 18px 18px 64px; border-bottom: 1px solid var(--line); color: var(--ink-2); line-height: 1.75; counter-increment: challenge; }
.case-challenge-list li::before { content: counter(challenge, decimal-leading-zero); position: absolute; left: 8px; top: 17px; color: var(--blue); font-size: 14px; font-weight: 800; }
.case-process-list { position: relative; display: grid; gap: 0; margin-left: 8px; border-left: 2px solid #C9D3E2; }
.case-process-list li { position: relative; padding: 0 0 30px 34px; }
.case-process-list li::before { content: ""; position: absolute; left: -7px; top: 7px; width: 12px; height: 12px; border: 3px solid #fff; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 1px var(--blue); }
.case-process-list strong { display: block; margin-bottom: 4px; color: var(--navy); font-size: 17px; }
.case-process-list p { color: var(--ink-2); line-height: 1.75; }
.case-change-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.case-change-grid > div { padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.case-change-grid > div:last-child { border-color: #B9C8E2; background: #F2F4F8; }
.case-change-grid h3 { margin-bottom: 10px; color: var(--navy); font-size: 19px; }
.case-change-grid p,
.case-change-grid li { color: var(--ink-2); line-height: 1.75; }
.case-grid-related { grid-template-columns: repeat(2, minmax(0, 1fr)); }

/* ── 关于页：大文字、人物与地址的清晰层级 ── */
.about-purpose-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-block: 1px solid var(--line); }
.about-purpose { padding: 38px 44px 38px 0; }
.about-purpose + .about-purpose { padding-left: 44px; border-left: 1px solid var(--line); }
.about-purpose h3 { margin-bottom: 14px; color: var(--navy); font-size: 28px; }
.about-purpose p { color: var(--ink-2); font-size: 17px; line-height: 1.85; }
.about-purpose .about-purpose-statement { margin-bottom: 10px; color: var(--navy); font-size: 20px; font-weight: 800; line-height: 1.6; }
.value-item { padding: 28px; border-top: 2px solid #C9D3E2; }
.value-item h3 { margin-bottom: 10px; color: var(--navy); font-size: 21px; }
.value-item p { color: var(--ink-2); line-height: 1.8; }
.about-founder { display: grid; grid-template-columns: minmax(280px, 2fr) minmax(0, 3fr); gap: 56px; align-items: start; }
.founder-portrait,
.about-founder .founder-avatar { aspect-ratio: 4 / 5; width: 100%; height: auto; margin: 0; overflow: hidden; border-radius: 16px; }
.founder-portrait img,
.about-founder .founder-avatar img { width: 100%; height: 100%; object-fit: cover; }
.team-capability-list { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; border-block: 1px solid var(--line); }
.team-capability-list li { padding: 24px 18px; border-right: 1px solid var(--line); color: var(--ink-2); line-height: 1.7; }
.team-capability-list li:last-child { border-right: 0; }
.team-capability-list strong { display: block; margin-bottom: 7px; color: var(--navy); }
.about-location-grid { display: grid; grid-template-columns: minmax(0, 55fr) minmax(0, 45fr); gap: 30px; align-items: stretch; }
.about-location-grid > * { min-width: 0; }
.about-location-grid .map-placeholder { width: 100%; min-width: 0; min-height: 360px; aspect-ratio: auto; }
.about-address { padding: 28px 0; }
.about-address { color: var(--ink-2); font-style: normal; font-size: 17px; line-height: 1.9; }

/* ── 联系页：主联系方式、表单与可横滑二维码 ── */
.contact-grid { grid-template-columns: minmax(0, .95fr) minmax(440px, 1.05fr); gap: 56px; align-items: start; }
.contact-info > h2 { margin-bottom: 22px; font-size: 28px; }
.contact-primary { padding: 24px 0; border-top: 1px solid var(--line); }
.contact-primary h3 { margin-bottom: 8px; color: var(--navy); font-size: 20px; }
.contact-primary p { color: var(--ink-2); }
.qr-scroll-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 16px; }
.qr-scroll-list .qr-box { min-height: 122px; padding: 14px 8px; }
.contact-secondary { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding-top: 22px; border-top: 1px solid var(--line); }
.contact-secondary h3 { margin-bottom: 7px; color: var(--navy); font-size: 17px; }
.contact-secondary p,
.contact-secondary address { color: var(--ink-2); font-size: 14px; font-style: normal; line-height: 1.75; }
.contact-secondary a { color: var(--blue); }
.contact-grid .cta-form { width: 100%; max-width: 560px; justify-self: end; }

/* ── 普通文章模板：16:9 封面与可操作的语义问答 ── */
.article-detail-page .article-content { max-width: 800px; margin-inline: auto; }
.article-detail-page .article-hero-media { aspect-ratio: 16 / 9; overflow: hidden; border-radius: 8px; }
.article-detail-page .article-hero-media img { width: 100%; height: 100%; object-fit: cover; border-radius: 0; }
.article-detail-page .article-body li { margin-bottom: 10px; }
.article-detail-page .article-faq .faq-item summary { cursor: pointer; pointer-events: auto; }
.article-detail-page .article-related { display: grid; gap: 10px; }
.article-detail-page .article-related a { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--navy); font-weight: 650; }
.article-card .article-title { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.article-card .article-excerpt { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.topic-item:not(.topic-item-link) { cursor: default; }
.topic-item:not(.topic-item-link):hover { transform: none; box-shadow: none; }
.article-soon { opacity: .62; }

@media (max-width: 1024px) {
  .service-capability-list,
  .team-capability-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .case-detail-hero-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .about-founder { gap: 36px; }
}

@media (max-width: 640px) {
  .service-capability-list,
  .team-capability-list { grid-template-columns: 1fr; }
  .team-capability-list li { border-right: 0; border-bottom: 1px solid var(--line); }
  .case-detail-hero-grid,
  .case-change-grid,
  .case-grid-related,
  .about-purpose-grid,
  .about-founder,
  .about-location-grid,
  .contact-grid,
  .contact-secondary { grid-template-columns: 1fr; }
  .case-detail-hero { padding: 38px 0 48px; }
  .case-detail-hero-copy { order: 1; }
  .case-detail-media { order: 2; }
  .about-purpose,
  .about-purpose + .about-purpose { padding: 26px 0; border-left: 0; }
  .about-purpose + .about-purpose { border-top: 1px solid var(--line); }
  .about-founder { gap: 28px; }
  .about-purpose-grid > *,
  .about-founder > *,
  .about-location-grid > *,
  .about-address { min-width: 0; max-width: 100%; }
  .about-address h3,
  .about-address a { overflow-wrap: anywhere; }
  .about-location-grid .map-placeholder { width: 100%; min-width: 0; min-height: 260px; aspect-ratio: auto; }
  .contact-grid { gap: 32px; }
  .contact-grid > .contact-info { display: block; order: 2; }
  .contact-grid > #leadForm { order: 1; }
  .contact-grid .cta-form { max-width: none; justify-self: stretch; }
  .qr-scroll-list {
    display: flex; gap: 12px; overflow-x: auto; padding: 2px 20px 10px 0;
    width: 100%; scroll-snap-type: x mandatory; scrollbar-width: none;
    overscroll-behavior-inline: contain;
  }
  .qr-scroll-list::-webkit-scrollbar { display: none; }
  .qr-scroll-list .qr-box { flex: 0 0 168px; min-height: 148px; scroll-snap-align: start; }
  .contact-grid,
  .contact-grid > *,
  .contact-info,
  .contact-primary,
  .contact-secondary,
  .contact-secondary > *,
  .contact-grid .cta-form,
  .form-row,
  .form-row-2col > div,
  .qr-scroll-list { min-width: 0; max-width: 100%; }
  .cta-form input,
  .cta-form select,
  .cta-form textarea { min-width: 0; width: 100%; }
  .contact-secondary a,
  .contact-secondary address,
  .form-note { overflow-wrap: anywhere; }
  .error-page .page-hero-cta { flex-direction: column; }
}

@media (max-width: 959px) {
  .contact-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .contact-grid,
  .contact-grid > *,
  .contact-info,
  .contact-grid .cta-form { min-width: 0; max-width: 100%; }
  .contact-grid > .contact-info { display: block; order: 2; }
  .contact-grid > #leadForm { order: 1; }
  .contact-grid .cta-form { max-width: none; justify-self: stretch; }
}

@media (max-width: 768px) {
  .about-purpose-grid,
  .about-founder,
  .about-location-grid,
  .contact-grid,
  .contact-secondary { grid-template-columns: minmax(0, 1fr); }
  .about-purpose,
  .about-purpose + .about-purpose { padding: 26px 0; border-left: 0; }
  .about-purpose + .about-purpose { border-top: 1px solid var(--line); }
  .about-purpose-grid > *,
  .about-founder > *,
  .about-location-grid > *,
  .about-address,
  .contact-grid,
  .contact-grid > *,
  .contact-info,
  .contact-primary,
  .contact-secondary,
  .contact-secondary > *,
  .contact-grid .cta-form,
  .form-row,
  .form-row-2col > div,
  .qr-scroll-list { min-width: 0; max-width: 100%; }
  .about-location-grid .map-placeholder { width: 100%; min-width: 0; aspect-ratio: auto; }
  .about-address h3,
  .about-address a,
  .contact-secondary a,
  .contact-secondary address,
  .form-note { overflow-wrap: anywhere; }
  .contact-grid > .contact-info { display: block; order: 2; }
  .contact-grid > #leadForm { order: 1; }
  .contact-grid { gap: 32px; }
}

/* 移动端页脚只保留品牌、电话、地址与备案，避免重复信息拉长页面。 */
@media (max-width: 768px) {
  /*
   * The fixed contact bar needs real breathing room, but reserving that room on
   * body paints a white strip after the footer. Keep the reserve inside the
   * dark footer instead, so the bar never covers the copyright and the page
   * does not end with an unrelated blank band.
   */
  body { padding-bottom: 0; }
  .site-footer { padding: 26px 0 calc(64px + env(safe-area-inset-bottom)); }
  .mobile-bar {
    min-height: calc(64px + env(safe-area-inset-bottom));
    padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  }
  .site-footer .footer-grid {
    position: relative; display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px;
    padding-bottom: 16px;
  }
  .site-footer.footer-collapsible:not(.footer-expanded) .footer-brand p,
  .site-footer.footer-collapsible:not(.footer-expanded) .footer-grid > nav.footer-col,
  .site-footer.footer-collapsible:not(.footer-expanded) .footer-contact .footer-title,
  .site-footer.footer-collapsible:not(.footer-expanded) .footer-contact a[href^="mailto:"],
  .site-footer.footer-collapsible:not(.footer-expanded) .footer-qr { display: none; }
  .site-footer .footer-contact { gap: 3px; }
  .site-footer .footer-contact a[href^="tel:"] {
    display: inline-flex; align-items: center; min-height: 44px;
  }
  .site-footer.footer-expanded .footer-grid > nav.footer-col a,
  .site-footer.footer-expanded .footer-contact a[href^="mailto:"] {
    display: flex; align-items: center; min-height: 44px;
  }
  .site-footer .footer-contact p,
  .site-footer .footer-contact address {
    min-height: 0; font-size: 12.5px; line-height: 1.65;
  }
  .site-footer .footer-more-toggle {
    position: absolute; top: 0; right: 0;
    display: inline-flex; align-items: center; justify-content: center; gap: 4px;
    min-height: 44px; padding: 8px 5px;
    border: 1px solid rgba(255,255,255,.28); border-radius: 8px;
    color: #F5F8FF; background: rgba(255,255,255,.08);
    font: inherit; font-size: 12.5px; font-weight: 700; cursor: pointer;
  }
  .site-footer .footer-more-toggle::after {
    content: ""; flex: 0 0 6px; width: 6px; height: 6px; margin-top: -3px;
    border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg);
  }
  .site-footer .footer-more-toggle[aria-expanded="true"]::after { margin-top: 3px; transform: rotate(225deg); }
  .site-footer .footer-more-toggle:hover { color: #fff; background: rgba(255,255,255,.10); }
  .site-footer .footer-more-toggle:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
  .site-footer .footer-bottom { padding: 12px 20px 14px; }
  .site-footer .footer-bottom p { font-size: 12.5px; line-height: 1.5; }
}

@media (max-width: 640px) {
  .marquee {
    width: calc(100% - 40px);
  }
}
/* WordPress integration layer ------------------------------------------------ */
.lucide {
  display: inline-block;
  flex: 0 0 auto;
  vertical-align: -.16em;
}

.header-phone,
.footer-contact-actions a[href^="tel:"],
.course-card-action,
.case-link,
.article-card-copy > span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.article-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.qhz-wecom-button[aria-disabled="true"],
.qhz-wecom-button:disabled {
  opacity: .58;
  cursor: not-allowed;
}
.logo-mark img {
  display: block;
  width: 30px;
  height: 35px;
  object-fit: contain;
}

.logo-light .logo-mark img {
  width: 25px;
  height: 30px;
  filter: none;
}

.footer-grid-compact {
  grid-template-columns: minmax(240px, 1.5fr) minmax(180px, .8fr) minmax(220px, 1fr);
}

.footer-contact-actions,
.contact-quick-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.qhz-wecom-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid currentColor;
  border-radius: 6px;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 14px;
  line-height: 1.4;
  font-weight: 700;
  cursor: pointer;
}

.course-access-wecom {
  flex-shrink: 0;
  white-space: nowrap;
}

.qhz-wecom-dialog {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: grid;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  place-items: center;
  overflow: auto;
  overscroll-behavior: contain;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  background: rgba(10, 37, 64, .68);
}

.qhz-wecom-dialog[hidden] {
  display: none !important;
}

.qhz-wecom-dialog-panel {
  position: relative;
  width: min(100%, 380px);
  max-height: calc(100dvh - 32px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  overflow: auto;
  overscroll-behavior: contain;
  border-radius: 12px;
  padding: 28px;
  background: #fff;
  color: var(--ink, #0a2540);
  box-shadow: 0 24px 80px rgba(10, 37, 64, .28);
}

.qhz-wecom-dialog img {
  display: block;
  width: min(260px, 100%);
  height: auto;
  margin: 16px auto;
}

.qhz-wecom-dialog-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  color: currentColor;
  font: inherit;
  cursor: pointer;
}

.qhz-wecom-dialog--course .qhz-wecom-dialog-panel {
  padding-top: 54px;
  text-align: center;
}

.qhz-wecom-dialog-title {
  margin: 0;
  color: var(--navy, #0f367a);
  font-size: 22px;
  line-height: 1.4;
}

.qhz-wecom-dialog-description {
  margin: 12px 0 0;
  color: var(--ink-2, #50617a);
  font-size: 14px;
  line-height: 1.7;
}

html.qhz-wecom-dialog-open,
body.qhz-wecom-dialog-open {
  overflow: hidden;
}

body.qhz-wecom-dialog-open .mobile-bar {
  visibility: hidden;
  pointer-events: none;
}

/* Appointment QR codes are intentionally never rendered inline. */
.site-footer .footer-qr,
.contact-grid .qr-scroll-list {
  display: none !important;
}

.qhz-lead-form-status[hidden],
.course-launch-status:empty {
  display: none;
}

.qhz-lead-form-status,
.course-launch-status {
  margin-top: 12px;
  font-weight: 700;
}

.course-cover-placeholder {
  display: grid;
  width: 100%;
  height: 100%;
  min-height: 160px;
  place-items: center;
  background: #e8eef8;
  color: #475569;
}

.course-empty-state {
  padding: 48px 24px;
  text-align: center;
  border: 1px solid #d7e0ed;
  border-radius: 12px;
  background: #fff;
}

.screen-reader-text {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Keep the later WordPress link-layout rule from re-showing the desktop phone
   after the responsive header has switched to the menu button. */
@media (max-width: 1180px) {
  .header-phone {
    display: none;
  }

  .site-header .logo {
    flex: 1 1 auto;
    min-width: 0;
  }

  .site-header .logo-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .site-header .header-actions {
    flex: 0 0 auto;
  }
}

@media (max-width: 767px) {
  .btn,
  .qhz-wecom-button { min-height: 44px; }

  .footer-grid-compact {
    grid-template-columns: 1fr;
  }

  .mobile-bar .qhz-wecom-button {
    min-height: 48px;
    border: 0;
    padding: 8px 10px;
  }

  .contact-inline-wecom,
  .site-footer .qhz-wecom-button {
    display: none;
  }
}

/* Keep the mobile drawer in the visible viewport when both navigation state
   classes are present. The stronger selector prevents older cached base rules
   from leaving the interactive drawer translated off-screen. */
@media (max-width: 959px) {
  body.nav-open .main-nav.is-open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }
}

/* Legacy article archive: intentionally plain, readable editorial hierarchy. */
.article-reading-section {
  padding: 48px 0 80px;
  background: #fff;
}

.legacy-article-content,
.legacy-article-content .article-content {
  width: 100%;
  max-width: 800px;
  margin-inline: auto;
  color: var(--ink-2);
  font-size: 17px;
  line-height: 1.9;
  text-wrap: pretty;
}

.legacy-article-content h2,
.legacy-article-content h3,
.legacy-article-content h4 {
  color: var(--navy);
  line-height: 1.45;
  text-wrap: balance;
}

.legacy-article-content h2 { margin: 42px 0 16px; font-size: 24px; }
.legacy-article-content h3 { margin: 30px 0 12px; font-size: 20px; }
.legacy-article-content h4 { margin: 24px 0 10px; font-size: 18px; }
.legacy-article-content p { margin: 0 0 18px; }
.legacy-article-content ul,
.legacy-article-content ol { margin: 0 0 22px; padding-left: 1.5em; }
.legacy-article-content li { margin-bottom: 8px; }
.legacy-article-content img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 26px auto;
  border-radius: 4px;
}
.legacy-article-content a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.legacy-article-content blockquote {
  margin: 28px 0;
  padding: 4px 0 4px 20px;
  border-left: 3px solid var(--blue);
  color: var(--ink-2);
}

@media (max-width: 767px) {
  .article-reading-section { padding: 34px 0 58px; }
  .legacy-article-content,
  .legacy-article-content .article-content { font-size: 16px; line-height: 1.85; }
  .legacy-article-content h2 { margin-top: 34px; font-size: 22px; }
  .legacy-article-content h3 { margin-top: 26px; font-size: 19px; }
}

/* WordPress' signed-in toolbar is 32px on desktop and 46px on small screens.
 * Keep sticky navigation below it without changing the public layout. */
body.admin-bar .site-header { top: 32px; }

@media (max-width: 782px) {
  body.admin-bar .site-header { top: 46px; }
  body.admin-bar .main-nav { top: 114px; }
  body.admin-bar.nav-open::before { inset: 114px 0 0; }
}

/* The highlighted hero phrase may wrap only on the narrowest phones. Larger
 * breakpoints keep the established single-line desktop composition. */
@media (max-width: 359px) {
  .hero-inner,
  .hero-copy {
    min-width: 0;
    max-width: 100%;
  }
  .hero h1 em {
    white-space: normal;
    overflow-wrap: anywhere;
  }
}

/* Broken images retain their original box and alt semantics while a restrained
 * visual fallback explains the missing asset instead of deleting information. */
img.image-load-failed {
  opacity: 0;
  pointer-events: none;
}
.has-image-load-error {
  position: relative;
  overflow: hidden;
  background: #EEF2F7;
}
.image-load-fallback-frame {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  min-height: inherit;
}
.image-load-fallback {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  padding: 12px;
  color: #657287;
  background: linear-gradient(145deg, #F3F6FA, #E8EDF4);
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
  overflow-wrap: anywhere;
}

/* 首页「最新文章」板块（服务端渲染，供 SEO/GEO 抓取） */
.articles-latest .article-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.articles-latest .article-card { display: flex; flex-direction: column; gap: 10px; padding: 24px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease); }
.articles-latest .article-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #BFCBE0; }
.articles-latest .article-card time { color: var(--ink-3); font-size: 12px; letter-spacing: .02em; }
.articles-latest .article-card h3 { margin: 0; font-size: 17px; line-height: 1.55; }
.articles-latest .article-card h3 a { color: var(--navy); text-decoration: none; }
.articles-latest .article-card h3 a:hover { color: var(--brand-red); }
.articles-latest .article-card p { margin: 0; color: var(--ink-2); font-size: 14px; line-height: 1.75; }
.articles-latest .article-card-more { margin-top: auto; color: var(--brand-red); font-size: 13px; font-weight: 600; }
.articles-latest a.article-card-more:hover,
.articles-latest a.article-card-more:focus-visible { text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 1024px) { .articles-latest .article-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .articles-latest .article-grid { grid-template-columns: 1fr; } .articles-latest .article-card { padding: 20px; } }