/* ============ 深圳初升高择校通 · 官网共享样式 ============ */
:root{
  --navy:#0b2c5f; --navy-2:#123b7a; --navy-3:#0a2350;
  --blue:#1d4ed8; --blue-light:#eef3ff;
  --gold:#c9a227; --gold-2:#e2b93b; --gold-bg:#faf4e0;
  --bg:#f6f8fc; --card:#fff; --text:#1f2937; --muted:#64748b; --line:#e5e9f0;
  --radius:14px;
  --shadow:0 1px 3px rgba(15,23,42,.06),0 6px 18px rgba(15,23,42,.07);
  --shadow-lg:0 10px 34px rgba(11,44,95,.14);
  --head-font:"PingFang SC","Microsoft YaHei","Segoe UI",system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--head-font);background:var(--bg);color:var(--text);font-size:14px;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
a{text-decoration:none;color:inherit;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
ul{list-style:none;}
img,svg{display:block;}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}

/* ===== 顶部公告条 ===== */
.ann{background:linear-gradient(90deg,var(--navy-3),var(--navy),var(--navy-2));color:#cfdcf5;font-size:12px;text-align:center;padding:7px 16px;letter-spacing:.5px;}
.ann b{color:var(--gold-2);font-weight:700;}

/* ===== 导航 ===== */
.nav{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);box-shadow:0 1px 10px rgba(15,23,42,.05);}
.nav-inner{max-width:1180px;margin:0 auto;padding:0 24px;height:70px;display:flex;align-items:center;gap:26px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-logo{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,var(--navy) 0%,var(--blue) 70%,#4f46e5 100%);color:#fff;font-size:22px;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(29,78,216,.35);position:relative;overflow:hidden;}
.brand-logo::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.25) 50%,transparent 70%);transform:translateX(-100%);animation:sheen 4.5s ease-in-out infinite;}
@keyframes sheen{0%,60%{transform:translateX(-100%);}85%,100%{transform:translateX(100%);}}
.brand-text b{display:block;font-size:17.5px;font-weight:800;letter-spacing:1px;color:var(--navy);white-space:nowrap;}
.brand-text span{display:block;font-size:10.5px;color:var(--muted);letter-spacing:1.5px;margin-top:2px;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;flex:1;min-width:0;}
.nav-links>a{padding:9px 14px;font-size:14px;color:#374151;border-radius:9px;transition:all .15s;white-space:nowrap;}
.nav-links>a:hover{color:var(--blue);background:var(--blue-light);}
.nav-links>a.on{color:var(--blue);font-weight:700;background:var(--blue-light);}
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-phone{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--navy);white-space:nowrap;}

/* 语言切换 */
.lang-switch{display:flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px;gap:2px;}
.lang-switch button{font-size:12px;color:var(--muted);padding:4px 11px;border-radius:999px;font-weight:700;transition:all .15s;}
.lang-switch button:hover{color:var(--blue);}
.lang-switch button.on{background:var(--navy);color:#fff;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:10px;padding:10px 20px;font-size:13.5px;font-weight:700;transition:all .2s;letter-spacing:.5px;}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#fff;box-shadow:0 4px 14px rgba(201,162,39,.4);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(201,162,39,.5);}
.btn-navy{background:var(--navy);color:#fff;}
.btn-navy:hover{background:var(--navy-2);transform:translateY(-2px);}
.btn-line{border:1.5px solid rgba(255,255,255,.55);color:#fff;}
.btn-line:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.menu-toggle{display:none;width:40px;height:40px;border-radius:9px;color:var(--navy);align-items:center;justify-content:center;}

/* ===== Hero ===== */
.hero{position:relative;background:linear-gradient(140deg,var(--navy-3) 0%,var(--navy) 45%,#1d4ed8 100%);color:#fff;overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(700px 320px at 85% -10%,rgba(226,185,59,.18),transparent 60%),
  radial-gradient(600px 300px at 10% 110%,rgba(79,70,229,.35),transparent 60%);}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(180deg,#000 0%,transparent 85%);-webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 85%);}
.hero-inner{position:relative;z-index:1;max-width:1180px;margin:0 auto;padding:76px 24px 66px;text-align:center;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--gold-2);border:1px solid rgba(226,185,59,.45);background:rgba(226,185,59,.1);border-radius:999px;padding:7px 18px;letter-spacing:1px;margin-bottom:26px;}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold-2);animation:pulse 1.8s infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(226,185,59,.6);}50%{box-shadow:0 0 0 6px rgba(226,185,59,0);}}
.hero h1{font-size:44px;font-weight:800;letter-spacing:2px;line-height:1.25;}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#f6dfa0,var(--gold-2));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero .lead{font-size:19px;margin-top:16px;color:#dbe6ff;font-weight:600;letter-spacing:1px;}
.hero .desc{font-size:13.5px;margin-top:14px;color:#a9bdf2;max-width:720px;margin-left:auto;margin-right:auto;line-height:1.9;}

/* hero 入口双卡 */
.entry-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:44px;text-align:left;}
.glass{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:18px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:26px 28px 24px;display:flex;flex-direction:column;gap:14px;transition:all .25s;}
.glass:hover{transform:translateY(-5px);background:rgba(255,255,255,.11);border-color:rgba(255,255,255,.32);box-shadow:0 18px 44px rgba(0,0,0,.28);}
.glass-head{display:flex;align-items:center;gap:14px;}
.glass-logo{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;color:#fff;flex-shrink:0;}
.glass.g1 .glass-logo{background:linear-gradient(135deg,#2563eb,#38bdf8);box-shadow:0 6px 18px rgba(56,189,248,.4);}
.glass.g2 .glass-logo{background:linear-gradient(135deg,#7048e8,#4263eb);box-shadow:0 6px 18px rgba(112,72,232,.45);}
.glass-head h3{font-size:20px;font-weight:800;letter-spacing:.5px;}
.glass-head .sub{font-size:12px;color:#a9bdf2;margin-top:3px;letter-spacing:.5px;}
.glass ul{display:flex;flex-direction:column;gap:8px;flex:1;}
.glass li{font-size:13px;color:#e4ecff;padding-left:22px;position:relative;line-height:1.6;}
.glass li b{color:#fff;}
.glass li::before{content:"";position:absolute;left:3px;top:8px;width:7px;height:7px;border-radius:50%;background:var(--gold-2);box-shadow:0 0 8px rgba(226,185,59,.8);}
.glass .go{margin-top:6px;display:flex;align-items:center;justify-content:space-between;background:#fff;color:var(--navy);font-weight:800;font-size:14px;border-radius:12px;padding:13px 20px;transition:all .2s;letter-spacing:1px;}
.glass .go:hover{gap:8px;box-shadow:0 10px 26px rgba(0,0,0,.3);}
.glass .go i{font-style:normal;font-size:17px;transition:transform .2s;}
.glass .go:hover i{transform:translateX(4px);}

/* hero 数据条 */
.hero-stats{display:flex;justify-content:center;gap:56px;margin-top:46px;flex-wrap:wrap;}
.hstat{text-align:center;}
.hstat b{display:block;font-size:34px;font-weight:800;letter-spacing:1px;background:linear-gradient(180deg,#fff,#cfe0ff);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hstat b .u{font-size:15px;font-weight:700;}
.hstat span{font-size:12px;color:#a9bdf2;letter-spacing:2px;margin-top:4px;display:block;}

/* ===== 信任条 ===== */
.trust{background:#fff;border-bottom:1px solid var(--line);}
.trust-inner{max-width:1180px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);letter-spacing:.5px;}
.trust-inner b{color:var(--navy);}
.trust-inner .dot{width:4px;height:4px;border-radius:50%;background:var(--gold);}

/* ===== 通用 section ===== */
.section{padding:72px 0;}
.section.alt{background:#fff;}
.sec-head{text-align:center;margin-bottom:42px;}
.sec-head .kicker{display:inline-block;font-size:12px;font-weight:800;letter-spacing:3px;color:var(--gold);text-transform:uppercase;border-top:2px solid var(--gold);padding-top:8px;}
.sec-head h2{font-size:30px;font-weight:800;color:var(--navy);margin-top:12px;letter-spacing:1.5px;}
.sec-head p{font-size:13.5px;color:var(--muted);margin-top:12px;line-height:1.8;max-width:640px;margin-left:auto;margin-right:auto;}

/* 功能网格 */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.feat{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 26px 22px;position:relative;overflow:hidden;transition:all .25s;border:1px solid transparent;}
.feat:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#dfe7f5;}
.feat::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--blue),#4f46e5);transform:scaleX(0);transform-origin:left;transition:transform .3s;}
.feat:hover::before{transform:scaleX(1);}
.feat-icon{width:48px;height:48px;border-radius:12px;background:var(--blue-light);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:14px;}
.feat h3{font-size:16px;font-weight:800;color:var(--navy);margin-bottom:8px;letter-spacing:.5px;}
.feat p{font-size:12.8px;color:var(--muted);line-height:1.8;}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step;}
.step{background:linear-gradient(180deg,#fff,#f8fafd);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;position:relative;counter-increment:step;}
.step::before{content:"0" counter(step);font-size:40px;font-weight:800;color:#e3eaf6;position:absolute;top:14px;right:20px;line-height:1;}
.step h3{font-size:16px;font-weight:800;color:var(--navy);margin:10px 0 8px;}
.step p{font-size:12.8px;color:var(--muted);line-height:1.8;}
.step .si{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 5px 14px rgba(29,78,216,.35);}

/* 对比表 */
.cmp-wrap{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:auto;border:1px solid var(--line);}
table.cmp{width:100%;border-collapse:collapse;min-width:680px;}
.cmp th,.cmp td{padding:16px 22px;font-size:13.5px;text-align:left;border-bottom:1px solid var(--line);line-height:1.75;}
.cmp thead th{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;font-weight:700;letter-spacing:1px;white-space:nowrap;}
.cmp thead th:nth-child(2){color:#cfe0ff;}
.cmp tbody tr:hover td{background:#f8faff;}
.cmp td:first-child{font-weight:800;color:var(--navy);background:#f8fafd;white-space:nowrap;}
.cmp b{color:var(--blue);}
.note{font-size:12px;color:var(--muted);margin-top:14px;line-height:1.9;text-align:center;}

/* CTA 横幅 */
.cta-banner{position:relative;background:linear-gradient(120deg,var(--navy-3),var(--navy) 55%,#1d4ed8);border-radius:20px;color:#fff;padding:52px 40px;text-align:center;overflow:hidden;}
.cta-banner::before{content:"";position:absolute;inset:0;background:radial-gradient(420px 200px at 90% 0%,rgba(226,185,59,.25),transparent 60%),radial-gradient(380px 200px at 0% 100%,rgba(79,70,229,.4),transparent 60%);}
.cta-banner h2{position:relative;font-size:28px;font-weight:800;letter-spacing:2px;}
.cta-banner p{position:relative;font-size:13.5px;color:#c9d8f7;margin:12px 0 26px;letter-spacing:.5px;}
.cta-banner .row{position:relative;display:flex;justify-content:center;gap:16px;flex-wrap:wrap;}

/* FAQ teaser */
.faq-teaser{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;max-width:860px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;display:flex;gap:12px;align-items:flex-start;transition:all .2s;}
.faq-item:hover{border-color:var(--blue);box-shadow:var(--shadow-lg);transform:translateY(-3px);}
.faq-item .q{width:26px;height:26px;border-radius:8px;background:var(--blue-light);color:var(--blue);font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.faq-item h4{font-size:13.5px;font-weight:700;color:var(--navy);line-height:1.6;}
.faq-item p{font-size:12px;color:var(--muted);margin-top:5px;line-height:1.7;}

/* ===== 页面 hero（子页） ===== */
.page-hero{background:linear-gradient(140deg,var(--navy-3),var(--navy) 55%,var(--navy-2));color:#fff;text-align:center;padding:64px 24px 56px;position:relative;overflow:hidden;}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 260px at 80% -20%,rgba(226,185,59,.15),transparent 60%),radial-gradient(500px 240px at 15% 120%,rgba(79,70,229,.35),transparent 60%);}
.page-hero .inner{position:relative;z-index:1;}
.page-hero h1{font-size:34px;font-weight:800;letter-spacing:2px;}
.page-hero .crumb{font-size:12.5px;color:#a9bdf2;margin-top:12px;letter-spacing:1px;}
.page-hero .crumb a:hover{color:#fff;}

/* ===== About 页 ===== */
.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;}
.panel{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:30px 32px;}
.panel h3{font-size:17px;font-weight:800;color:var(--navy);margin-bottom:14px;display:flex;align-items:center;gap:9px;}
.panel h3::before{content:"";width:4px;height:18px;border-radius:2px;background:linear-gradient(180deg,var(--gold-2),var(--gold));}
.panel p{font-size:13.5px;color:#374151;line-height:2;margin-bottom:10px;}
.panel .src{display:flex;flex-direction:column;gap:9px;}
.panel .src li{font-size:13px;color:#374151;padding:10px 14px;background:#f8fafd;border-left:3px solid var(--blue);border-radius:0 10px 10px 0;line-height:1.7;}
.contact-card{background:linear-gradient(140deg,var(--navy),var(--blue));border-radius:var(--radius);box-shadow:var(--shadow-lg);color:#fff;padding:32px;position:relative;overflow:hidden;}
.contact-card::after{content:"";position:absolute;inset:0;background:radial-gradient(320px 160px at 100% 0%,rgba(226,185,59,.25),transparent 60%);}
.contact-card h3{position:relative;font-size:17px;font-weight:800;margin-bottom:18px;letter-spacing:1px;}
.contact-row{position:relative;display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.14);}
.contact-row:last-child{border-bottom:none;}
.contact-ico{width:42px;height:42px;border-radius:11px;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.contact-row b{display:block;font-size:15px;font-weight:800;letter-spacing:.5px;}
.contact-row span{display:block;font-size:12px;color:#c9d8f7;margin-top:2px;}
.timeline{display:flex;flex-direction:column;gap:0;}
.tl-item{display:flex;gap:16px;position:relative;padding-bottom:22px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{content:"";position:absolute;left:8px;top:22px;bottom:0;width:2px;background:#e3eaf6;}
.tl-item:last-child::before{display:none;}
.tl-dot{width:18px;height:18px;border-radius:50%;background:#fff;border:4px solid var(--blue);flex-shrink:0;margin-top:3px;}
.tl-item b{font-size:14px;color:var(--navy);display:block;margin-bottom:4px;}
.tl-item p{font-size:12.5px;color:var(--muted);line-height:1.8;}

/* ===== FAQ 手风琴 ===== */
.acc{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.acc-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:all .2s;}
.acc-item.open{border-color:var(--blue);box-shadow:var(--shadow-lg);}
.acc-q{width:100%;display:flex;align-items:center;gap:12px;padding:18px 22px;text-align:left;font-size:14.5px;font-weight:700;color:var(--navy);}
.acc-q .qi{width:26px;height:26px;border-radius:8px;background:var(--blue-light);color:var(--blue);font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.acc-q .caret{margin-left:auto;transition:transform .25s;color:var(--muted);}
.acc-item.open .caret{transform:rotate(180deg);color:var(--blue);}
.acc-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.acc-a .inner{padding:0 22px 20px 60px;font-size:13px;color:#475569;line-height:2;}

/* ===== Footer ===== */
.footer{background:linear-gradient(180deg,var(--navy-3),#081b3d);color:#94a9cf;margin-top:0;}
.footer-grid{max-width:1180px;margin:0 auto;padding:54px 24px 40px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.f-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.f-brand .brand-logo{width:40px;height:40px;font-size:20px;}
.f-brand b{font-size:16px;color:#fff;letter-spacing:1px;}
.footer h4{font-size:13px;color:#fff;font-weight:700;letter-spacing:2px;margin-bottom:16px;position:relative;padding-bottom:10px;}
.footer h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--gold-2);}
.footer p{font-size:12.5px;line-height:2;}
.footer li{margin-bottom:9px;font-size:12.5px;}
.footer li a{transition:color .15s;}
.footer li a:hover{color:#fff;}
.footer li b{color:#d7e3f8;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);}
.footer-bottom .inner{max-width:1180px;margin:0 auto;padding:18px 24px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:11.5px;color:#7d92ba;letter-spacing:.5px;}
.footer-bottom a:hover{color:#fff;}
.icp{display:inline-block;padding:2px 10px;border:1px solid rgba(255,255,255,.22);border-radius:999px;}

/* ===== 回到顶部 ===== */
.backtop{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:13px;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 22px rgba(11,44,95,.35);opacity:0;pointer-events:none;transform:translateY(12px);transition:all .25s;z-index:900;}
.backtop.show{opacity:1;pointer-events:auto;transform:none;}
.backtop:hover{background:var(--blue);}

/* ===== 动效 ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:none;}
.reveal.d1{transition-delay:.1s;}.reveal.d2{transition-delay:.2s;}.reveal.d3{transition-delay:.3s;}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}}

/* ===== 移动端 ===== */
@media (max-width:1024px){
  .nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 18px;gap:4px;box-shadow:0 16px 30px rgba(15,23,42,.12);border-bottom:1px solid var(--line);}
  .nav-links.open{display:flex;}
  .nav-links a{padding:13px 14px;font-size:15px;border-radius:10px;}
  .menu-toggle{display:flex;}
  .nav-phone{display:none;}
  .brand-text span{display:none;}
  .hero h1{font-size:30px;}
  .entry-grid{grid-template-columns:1fr;}
  .feat-grid{grid-template-columns:1fr 1fr;}
  .about-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  .container{padding:0 16px;}
  .hero-inner{padding:52px 16px 44px;}
  .hero h1{font-size:25px;letter-spacing:1px;}
  .hero .lead{font-size:15px;}
  .hero-stats{gap:26px;}
  .hstat b{font-size:26px;}
  .section{padding:48px 0;}
  .sec-head h2{font-size:22px;}
  .feat-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .faq-teaser{grid-template-columns:1fr;}
  .page-hero h1{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .glass{padding:20px;}
  .cta-banner{padding:36px 20px;}
  .btn{padding:10px 16px;}
  .ann{font-size:11px;}
}