:root {
  --navy: #0c2c4d;
  --navy-2: #10395f;
  --blue: #14518c;
  --blue-600: #1a63a8;
  --blue-light: #eef3fa;
  --gold: #b0894a;
  --gold-soft: #f5edda;
  --ink: #1e2a36;
  --muted: #6a7682;
  --line: #e7ecf2;
  --bg: #f5f7fa;
  --card: #ffffff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(16,40,72,.05);
  --shadow: 0 2px 6px rgba(16,40,72,.04), 0 16px 36px rgba(16,40,72,.07);
  --shadow-hover: 0 10px 22px rgba(16,40,72,.10), 0 26px 52px rgba(16,40,72,.10);
  --font: "PingFang SC", "Microsoft YaHei", "Source Han Sans CN", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  --serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", STSong, "SimSun", serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.8;
  font-size: 15px;
  padding-bottom: 58px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  opacity: 0;
  transition: opacity .55s ease;
}
body.loaded { opacity: 1; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* 顶部滚动进度条 */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: linear-gradient(90deg, var(--gold), #e3c98f); z-index: 80; transition: width .1s linear; box-shadow: 0 0 8px rgba(176,137,74,.5); }

/* 顶部条 */
.topbar { background: var(--navy); color: #c6d4e4; font-size: 13px; }
.topbar-inner { display: flex; justify-content: space-between; padding: 9px 20px; flex-wrap: wrap; gap: 6px; }
.topbar-right { color: #fff; font-weight: 600; letter-spacing: .3px; }

/* 玻璃质感导航 */
.header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.88); backdrop-filter: saturate(160%) blur(12px); -webkit-backdrop-filter: saturate(160%) blur(12px); border-top: 3px solid var(--gold); border-bottom: 1px solid var(--line); transition: box-shadow .3s, background .3s; }
.header.scrolled { background: rgba(255,255,255,.96); box-shadow: 0 6px 22px rgba(16,40,72,.07); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { display: flex; align-items: center; gap: 12px; line-height: 1.1; }
.logo-mark { flex: 0 0 44px; width: 44px; height: 44px; border-radius: 11px; background: linear-gradient(135deg, var(--navy), var(--blue)); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 800; letter-spacing: 1px; box-shadow: 0 6px 16px rgba(20,81,140,.30); }
.logo-text { display: flex; flex-direction: column; }
.logo-main { font-family: var(--serif); font-size: 21px; font-weight: 700; color: var(--navy); letter-spacing: 1px; }
.logo-sub { font-size: 12px; color: var(--muted); letter-spacing: .5px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: #36424f; font-size: 15px; padding: 8px 0; position: relative; transition: color .2s; font-weight: 500; }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--gold); transform: scaleX(0); transform-origin: center; transition: transform .24s ease; }
.nav-links a:hover, .nav-links a.active { color: var(--blue); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-toggle { display: none; background: none; border: none; color: var(--navy); font-size: 26px; cursor: pointer; line-height: 1; }

/* Hero 网格渐变 + 装饰 */
.banner { position: relative; background:
    radial-gradient(120% 120% at 88% 8%, rgba(26,99,168,.55) 0%, transparent 46%),
    radial-gradient(100% 120% at 8% 100%, rgba(12,44,77,.65) 0%, transparent 50%),
    linear-gradient(125deg, var(--navy), #0f3c66 70%, #14518c);
  color: #fff; overflow: hidden; }
.banner-pattern { position: absolute; inset: 0; background-image: radial-gradient(circle at 20% 18%, rgba(255,255,255,.08) 0, transparent 36%), radial-gradient(circle at 82% 82%, rgba(255,255,255,.06) 0, transparent 40%); pointer-events: none; }
.banner-deco { position: absolute; top: -40px; right: -60px; width: 620px; height: 620px; opacity: .9; pointer-events: none; }
.deco-ring { transform-box: fill-box; transform-origin: center; opacity: 0; }
.deco-path { stroke-dashoffset: 0; animation: dashFlow 22s linear infinite; }
body.loaded .deco-ring { animation: ringIn 1.1s ease forwards; }
body.loaded .deco-ring-1 { animation-delay: .15s; }
body.loaded .deco-ring-2 { animation-delay: .30s; }
body.loaded .deco-ring-3 { animation-delay: .45s; }
body.loaded .deco-ring-4 { animation-delay: .55s; }
@keyframes ringIn { from { opacity: 0; transform: scale(.55); } to { opacity: 1; transform: scale(1); } }
@keyframes dashFlow { to { stroke-dashoffset: -240; } }
.banner-inner { position: relative; display: flex; gap: 40px; align-items: center; flex-wrap: wrap; padding: 64px 20px 68px; }
.banner-left { flex: 1 1 480px; }
.banner-eyebrow { display: inline-block; font-size: 13px; letter-spacing: 2px; color: #e3d2a6; border: 1px solid rgba(224,205,154,.45); padding: 6px 14px; border-radius: 30px; margin-bottom: 20px; }
.banner h1 { font-family: var(--serif); font-size: 34px; line-height: 1.45; margin-bottom: 18px; font-weight: 700; letter-spacing: 1px; }
.banner p { color: #d8e4f2; font-size: 15px; margin-bottom: 26px; max-width: 560px; }
.banner-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 12px 28px; border-radius: 9px; font-size: 15px; font-weight: 600; transition: .22s; cursor: pointer; }
.btn-primary { background: linear-gradient(135deg, #c19a54, var(--gold)); color: #2a1f08; box-shadow: 0 8px 20px rgba(176,137,74,.30); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(176,137,74,.42); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.5); }
.btn-ghost:hover { background: rgba(255,255,255,.18); }
.btn-block { display: block; text-align: center; margin-top: 12px; }

.banner-right { flex: 0 1 340px; }
.banner-card { background: rgba(255,255,255,.97); border-radius: var(--radius); padding: 24px; box-shadow: 0 22px 50px rgba(8,22,42,.30); }
.banner-card-title { font-weight: 700; margin-bottom: 14px; color: var(--navy); font-size: 15px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.mini-list { list-style: none; }
.mini-list li { display: flex; gap: 12px; padding: 10px 0; font-size: 14px; color: #44525f; border-bottom: 1px solid #f0f3f7; }
.mini-list li:last-child { border-bottom: none; }
.mini-list span { flex: 0 0 70px; color: var(--gold); font-weight: 700; }
.banner-link { display: inline-block; margin-top: 14px; color: var(--blue); font-size: 13px; font-weight: 600; }
.banner-link:hover { color: var(--navy); }

/* 全站背景装饰层（光晕 + 点阵网格） */
.bg-deco { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden;
  background:
    radial-gradient(38% 30% at 10% 6%, rgba(20,81,140,.07), transparent 60%),
    radial-gradient(34% 28% at 92% 14%, rgba(176,137,74,.08), transparent 60%),
    radial-gradient(46% 36% at 80% 98%, rgba(20,81,140,.06), transparent 62%);
}
.bg-deco::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(16,40,72,.05) 1px, transparent 1px); background-size: 24px 24px; opacity: .35; }

/* Hero 校园剪影背景 */
.banner-campus { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: auto; opacity: .55; pointer-events: none; z-index: 0; }

/* 权威数据条 */
.trust { background: var(--navy-2); border-top: 1px solid rgba(255,255,255,.06); position: relative; overflow: hidden; }
.trust::after { content: ""; position: absolute; top: 0; left: -45%; width: 40%; height: 100%; background: linear-gradient(90deg, transparent, rgba(255,255,255,.10), transparent); transform: skewX(-18deg); animation: sheen 7s ease-in-out infinite; }
@keyframes sheen { 0% { left: -45%; } 55% { left: 120%; } 100% { left: 120%; } }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-item { text-align: center; padding: 26px 12px; border-right: 1px solid rgba(255,255,255,.08); }
.trust-item:last-child { border-right: none; }
.trust-num { font-family: var(--serif); font-size: 32px; font-weight: 700; color: var(--gold); letter-spacing: .5px; line-height: 1.1; }
.trust-unit { font-size: 18px; margin-left: 2px; }
.trust-label { font-size: 13px; color: #c6d4e4; margin-top: 8px; letter-spacing: .5px; }

/* 8宫格图标 */
.quick { padding: 34px 0 10px; }
.quick-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 14px; }
.quick-item { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 20px 8px; text-align: center; font-size: 14px; color: #36424f; transition: .24s; }
.quick-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: #cfdcea; color: var(--blue); }
.qi-icon { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; margin: 0 auto 12px; border-radius: 14px; background: linear-gradient(135deg, var(--blue-light), #e3eefb); color: var(--blue); transition: .24s; }
.qi-icon svg { width: 25px; height: 25px; }
.quick-item:hover .qi-icon { background: linear-gradient(135deg, var(--blue), var(--blue-600)); color: #fff; box-shadow: 0 8px 18px rgba(20,81,140,.30); }

/* 单招 vs 高考 对比 */
.compare { padding: 14px 20px 6px; }
.compare-table { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); background: var(--card); }
.compare-row { display: grid; grid-template-columns: 1fr 1.3fr 1.3fr; }
.compare-row + .compare-row { border-top: 1px solid var(--line); }
.compare-head { background: linear-gradient(135deg, var(--navy), var(--blue)); color: #fff; }
.compare-head .compare-cell { font-weight: 700; letter-spacing: .5px; }
.compare-cell { padding: 14px 18px; font-size: 14px; color: #44525f; }
.compare-row:nth-child(even) .compare-cell { background: #fafcfe; }
.compare-cell.c-dim { color: var(--navy); font-weight: 600; background: var(--blue-light); }
.compare-note { color: var(--muted); font-size: 13px; margin-top: 14px; line-height: 1.85; }

/* 主体两栏 */
.main-layout { display: grid; grid-template-columns: 1fr 330px; gap: 26px; padding: 32px 20px; align-items: start; }
.block { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 20px 22px; margin-bottom: 24px; transition: box-shadow .24s; }
.block:hover { box-shadow: var(--shadow); }
.block-head { display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); padding-bottom: 13px; margin-bottom: 14px; }
.block-head.wide { margin: 0 0 18px; }
.block-head h2 { font-family: var(--serif); font-size: 19px; color: var(--navy); position: relative; padding-left: 15px; font-weight: 700; letter-spacing: 1px; }
.block-head h2::before { content: ""; position: absolute; left: 0; top: 3px; bottom: 3px; width: 4px; height: auto; background: linear-gradient(var(--gold), #caa05a); border-radius: 3px; }
.more { color: var(--muted); font-size: 13px; }
.more:hover { color: var(--blue); }

.news-list { list-style: none; }
.news-list li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid #f1f4f8; }
.news-list li:last-child { border-bottom: none; }
.news-list a { color: #2c3742; font-size: 15px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; transition: .18s; position: relative; padding-left: 15px; }
.news-list a::before { content: ""; position: absolute; left: 0; top: 50%; width: 5px; height: 5px; border-radius: 50%; background: #c2ccd6; transform: translateY(-50%); transition: .18s; }
.news-list a:hover { color: var(--blue); }
.news-list a:hover::before { background: var(--gold); }
.news-list .date { flex: 0 0 auto; color: var(--muted); font-size: 13px; }

/* 侧栏 */
.side-col { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 90px; }
.side-box { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 18px 20px; }
.side-head { font-size: 16px; font-weight: 700; color: var(--navy); border-left: 4px solid var(--gold); padding-left: 12px; margin-bottom: 14px; letter-spacing: 1px; }
.side-list { list-style: none; }
.side-list li { display: flex; justify-content: space-between; gap: 8px; padding: 9px 0; border-bottom: 1px solid #f1f4f8; font-size: 14px; }
.side-list li:last-child { border-bottom: none; }
.side-list a { color: #2c3742; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; transition: .18s; padding-left: 13px; position: relative; }
.side-list a::before { content: ""; position: absolute; left: 0; top: 50%; width: 4px; height: 4px; border-radius: 50%; background: #c2ccd6; transform: translateY(-50%); }
.side-list a:hover { color: var(--blue); }
.side-list span { flex: 0 0 auto; color: var(--muted); font-size: 12px; }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item:last-child { border-bottom: none; }
.faq-q { cursor: pointer; padding: 14px 0; font-weight: 600; font-size: 14px; display: flex; justify-content: space-between; align-items: center; color: #2c3742; }
.faq-plus { color: var(--blue); font-size: 20px; font-weight: 700; transition: transform .2s; }
.faq-item.open .faq-plus { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a p { padding: 0 0 14px; color: #56636f; font-size: 14px; }

/* 咨询卡 */
.consult { background: linear-gradient(160deg, var(--navy), var(--blue)); color: #fff; border: none; }
.consult .side-head { color: #fff; border-left-color: var(--gold); }
.consult-text { font-size: 14px; color: #d6e2f0; margin-bottom: 14px; line-height: 1.8; }
.consult-phone { font-size: 15px; margin-bottom: 4px; color: #eaf1f9; }
.consult-phone strong { color: #e9d29a; font-size: 21px; letter-spacing: .5px; margin-left: 4px; }
.consult-tip { font-size: 13px; color: #b7c8dc; margin-top: 10px; text-align: center; }

/* 院校卡片 */
.schools { padding: 10px 20px 30px; }
.card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.school-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 20px 16px; display: flex; flex-direction: column; gap: 11px; transition: .24s; }
.school-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: #cfdcea; }
.sc-name { font-weight: 600; font-size: 15px; color: #2c3742; }
.sc-tag { align-self: flex-start; background: var(--blue-light); color: var(--blue); font-size: 12px; padding: 3px 12px; border-radius: 20px; }

/* 机构简介 */
.about { padding: 0 20px 30px; }
.about-grid { background: linear-gradient(135deg, #fbfcfe, #f3f7fc); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 34px; display: grid; grid-template-columns: 1fr 300px; gap: 30px; align-items: center; }
.about-eyebrow { display: inline-block; font-size: 12px; letter-spacing: 2px; color: var(--gold); font-weight: 700; margin-bottom: 10px; }
.about-text h2 { font-family: var(--serif); font-size: 22px; color: var(--navy); margin-bottom: 14px; letter-spacing: 1px; line-height: 1.5; }
.about-text p { color: #56636f; line-height: 1.9; margin-bottom: 18px; }
.about-list { list-style: none; }
.about-list li { display: flex; align-items: flex-start; gap: 12px; padding: 8px 0; color: #44525f; font-size: 14px; }
.about-dot { flex: 0 0 8px; width: 8px; height: 8px; border-radius: 50%; background: var(--gold); margin-top: 10px; box-shadow: 0 0 0 4px rgba(176,137,74,.16); }
.about-side { display: flex; justify-content: center; }
.about-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px 22px; text-align: center; width: 100%; }
.about-avatar { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 14px; background: linear-gradient(135deg, var(--navy), var(--blue)); color: #fff; display: flex; align-items: center; justify-content: center; font-family: var(--serif); font-size: 28px; font-weight: 700; box-shadow: 0 10px 24px rgba(20,81,140,.28); }
.about-name { font-size: 17px; font-weight: 700; color: var(--navy); letter-spacing: .5px; }
.about-role { font-size: 13px; color: var(--muted); margin-bottom: 16px; }
.about-phone { font-size: 18px; font-weight: 700; color: var(--gold); margin-top: 4px; letter-spacing: .5px; }
.about-tip { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* 服务流程 */
.luqu { padding: 0 20px 30px; }
.step-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 15px; }
.step-item { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 24px 18px; position: relative; transition: .24s; overflow: hidden; }
.step-item::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 3px; background: linear-gradient(90deg, var(--gold), #d8b873); opacity: 0; transition: opacity .24s; }
.step-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.step-item:hover::before { opacity: 1; }
.step-no { font-family: var(--serif); font-size: 28px; font-weight: 700; color: var(--gold); letter-spacing: 1px; line-height: 1; }
.step-title { font-size: 16px; font-weight: 700; color: var(--navy); margin: 12px 0 7px; letter-spacing: .5px; }
.step-desc { font-size: 13px; color: var(--muted); line-height: 1.8; }

/* 集训机构 */
.agency { padding: 0 20px 30px; }
.agency-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 28px; display: flex; gap: 26px; align-items: center; flex-wrap: wrap; }
.agency-logo { flex: 0 0 100px; height: 100px; border-radius: 18px; background: linear-gradient(135deg, var(--navy), var(--blue)); color: #fff; display: flex; align-items: center; justify-content: center; text-align: center; font-weight: 800; font-size: 22px; line-height: 1.3; letter-spacing: 2px; box-shadow: 0 12px 28px rgba(20,81,140,.28); }
.agency-body { flex: 1 1 420px; }
.agency-body h3 { font-size: 19px; color: var(--navy); margin-bottom: 10px; font-weight: 700; letter-spacing: .5px; }
.agency-body p { color: #56636f; margin-bottom: 14px; line-height: 1.85; }
.agency-points { list-style: none; margin-bottom: 16px; }
.agency-points li { padding: 6px 0 6px 26px; position: relative; color: #44525f; font-size: 14px; }
.agency-points li::before { content: "✓"; position: absolute; left: 0; color: var(--gold); font-weight: 700; }

/* 机构简介 / 联系 / 集训 角落光晕 */
.about, .contact, .agency { position: relative; isolation: isolate; }
.about::before, .contact::before, .agency::before { content: ""; position: absolute; z-index: 0; border-radius: 50%; pointer-events: none; filter: blur(6px); }
.about::before { top: -70px; right: -50px; width: 360px; height: 360px; background: radial-gradient(circle, rgba(20,81,140,.10), transparent 70%); }
.contact::before { bottom: -90px; left: -70px; width: 380px; height: 380px; background: radial-gradient(circle, rgba(176,137,74,.12), transparent 70%); }
.agency::before { top: -60px; left: -60px; width: 340px; height: 340px; background: radial-gradient(circle, rgba(20,81,140,.08), transparent 70%); }
.about-grid, .contact-inner, .agency-card { position: relative; z-index: 1; }

/* 联系 */
.contact { padding: 0 20px 34px; }
.contact-inner { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 36px; text-align: center; }
.contact-inner h2 { font-family: var(--serif); font-size: 23px; color: var(--navy); margin-bottom: 10px; font-weight: 700; letter-spacing: 1px; }
.contact-lead { color: #56636f; margin-bottom: 24px; }
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; max-width: 800px; margin: 0 auto 20px; }
.contact-item { background: var(--blue-light); border-radius: 12px; padding: 18px 10px; }
.ci-label { display: block; color: var(--muted); font-size: 13px; margin-bottom: 6px; }
.ci-val { font-weight: 700; color: var(--navy); font-size: 15px; }
.contact-note { color: var(--muted); font-size: 13px; max-width: 720px; margin: 0 auto; line-height: 1.85; }

/* 页脚 */
.footer { background: #16222e; color: #aebac8; margin-top: 14px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px; padding: 42px 20px; }
.footer-logo { font-family: var(--serif); font-size: 21px; font-weight: 700; color: #fff; margin-bottom: 14px; letter-spacing: 1px; }
.footer-col p { font-size: 13px; line-height: 2; color: #9aa7b6; }
.footer-title { color: #fff; font-weight: 700; margin-bottom: 16px; font-size: 15px; letter-spacing: .5px; }
.footer-col a { display: block; font-size: 13px; color: #9aa7b6; padding: 5px 0; transition: .18s; }
.footer-col a:hover { color: var(--gold); }
.footer-bottom { background: #0f1922; text-align: center; font-size: 12px; color: #6f7c8b; padding: 15px 20px; }

/* 底部固定条 */
.sticky-bar { position: fixed; bottom: 0; left: 0; right: 0; background: rgba(12,44,77,.97); color: #fff; display: flex; align-items: center; justify-content: center; gap: 14px; padding: 11px 20px; z-index: 60; box-shadow: 0 -2px 14px rgba(0,0,0,.22); flex-wrap: wrap; }
.sticky-text { font-size: 14px; color: #dfe8f2; }
.sticky-call { background: linear-gradient(135deg, #c19a54, var(--gold)); color: #2a1f08; font-weight: 700; padding: 8px 18px; border-radius: 8px; }
.sticky-call:hover { filter: brightness(1.05); }
.sticky-chat { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.4); color: #fff; padding: 8px 18px; border-radius: 8px; }
.sticky-chat:hover { background: rgba(255,255,255,.22); }

/* 回到顶部 */
.to-top { position: fixed; right: 22px; bottom: 72px; width: 46px; height: 46px; border-radius: 50%; border: none; background: linear-gradient(135deg, var(--navy), var(--blue)); color: #fff; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 8px 20px rgba(16,40,72,.30); opacity: 0; visibility: hidden; transform: translateY(12px); transition: opacity .3s, transform .3s, visibility .3s; z-index: 65; }
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { filter: brightness(1.08); transform: translateY(-3px); }
.to-top svg { width: 22px; height: 22px; }

/* Hero 文字渐现 + 滚动渐显 */
[data-anim] { opacity: 0; }
[data-anim="fade-up"] { transform: translateY(22px); }
[data-anim="fade-left"] { transform: translateX(36px); }
body.loaded [data-anim] { animation: animIn .8s cubic-bezier(.2,.7,.3,1) forwards; }
body.loaded [data-anim="fade-up"] { animation-name: fadeUp; }
body.loaded [data-anim="fade-left"] { animation-name: fadeLeft; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeLeft { from { opacity: 0; transform: translateX(36px); } to { opacity: 1; transform: translateX(0); } }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2,.7,.3,1), transform .7s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  body { opacity: 1; transition: none; }
  [data-anim], .reveal { opacity: 1 !important; transform: none !important; animation: none !important; }
  .deco-ring { opacity: 1; animation: none !important; }
  .deco-path { animation: none !important; }
  .trust::after { animation: none !important; }
  html { scroll-behavior: auto; }
}

/* 响应式 */
@media (max-width: 980px) {
  .main-layout { grid-template-columns: 1fr; }
  .side-col { position: static; }
  .card-grid { grid-template-columns: repeat(3, 1fr); }
  .quick-grid { grid-template-columns: repeat(4, 1fr); }
  .step-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(2) { border-right: none; }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .banner-deco { opacity: .35; }
}
@media (max-width: 640px) {
  .nav-links { display: none; position: absolute; top: 70px; left: 0; right: 0; background: rgba(255,255,255,.98); backdrop-filter: blur(12px); flex-direction: column; gap: 0; padding: 6px 0; box-shadow: 0 8px 16px rgba(16,40,72,.14); border-top: 1px solid var(--line); }
  .nav-links.show { display: flex; }
  .nav-links a { padding: 13px 22px; border-bottom: 1px solid var(--line); color: #36424f; }
  .nav-links a::after { display: none; }
  .nav-toggle { display: block; }
  .banner h1 { font-size: 25px; }
  .banner-inner { padding: 44px 20px 48px; }
  .quick-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid, .step-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid, .footer-inner { grid-template-columns: 1fr; }
  .sticky-text { font-size: 12px; }
  .wrap { padding: 0 16px; }
  .compare-row { grid-template-columns: 1fr; }
  .compare-head { display: none; }
  .compare-cell { display: flex; flex-wrap: wrap; gap: 6px; padding: 11px 16px; text-align: left; }
  .compare-cell.c-dim { background: var(--blue); color: #fff; font-weight: 700; }
  .compare-cell:nth-child(2)::before { content: "单招 · "; color: var(--blue); font-weight: 600; }
  .compare-cell:nth-child(3)::before { content: "高考 · "; color: var(--blue); font-weight: 600; }
  .about-grid { padding: 24px 18px; }
}

/* 院校导航提示 */
.schools-tip{margin:18px 4px 0;font-size:13px;color:#8a94a6;text-align:center;line-height:1.7;}
.schools-tip strong{color:#3a6ea5;font-weight:600;}