/*
Theme Name: 青岛战神数字科技
Theme URI: https://www.qingdaozhanshen.com
Description: 青岛战神数字科技 · 梧桐书院 官网主题（浅蓝白鎏金），含 GEO 生成式引擎优化、AI培训/内训、AI应用解决方案与文章系统。
Version: 1.2
Author: WorkBuddy
License: MIT
*/

:root{
    --green-900:#0E3A5C;--green-800:#16527E;--green-700:#1F6BA6;--green-600:#3E8FC9;--green-500:#5BA7D6;
    --gold:#C8A24C;--gold-light:#E4C77E;--gold-soft:#F3E8CC;
    --ink:#0E2A44;--muted:#5B7A96;--bg:#F4F9FD;--bg-soft:#EAF3FB;--white:#FFFFFF;
    --line:rgba(21,78,122,.12);
    --shadow:0 18px 50px -22px rgba(14,58,92,.32);
    --shadow-sm:0 8px 24px -14px rgba(14,58,92,.28);
    --radius:18px;--radius-lg:26px;--maxw:1180px;
    --serif:"Noto Serif SC",Georgia,"Songti SC","SimSun",serif;
    --sans:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.75;font-weight:400;overflow-x:hidden;-webkit-font-smoothing:antialiased}
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  h1,h2,h3,h4{font-family:var(--serif);line-height:1.25;font-weight:700;color:var(--green-900)}
  .wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
  section{position:relative}
  .nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(244,249,253,.82);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid transparent;transition:all .3s ease}
  .nav.scrolled{background:rgba(244,249,253,.94);border-bottom:1px solid var(--line);box-shadow:0 6px 24px -18px rgba(14,58,92,.4)}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
  .brand{display:flex;align-items:center;gap:12px;font-weight:900}
  .brand .logo{height:44px;width:auto;max-width:200px;flex:none;border-radius:4px}
  .nav-links{display:flex;align-items:center;gap:30px}
  .nav-links a{font-size:15px;color:var(--ink);font-weight:500;position:relative;padding:6px 0;transition:color .2s}
  .nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--gold);transition:width .25s}
  .nav-links a:hover{color:var(--green-700)}
  .nav-links a:hover::after{width:100%}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--sans);font-weight:700;font-size:15px;cursor:pointer;border:none;padding:12px 24px;border-radius:999px;transition:transform .2s,box-shadow .2s,background .2s;white-space:nowrap}
  .btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:#3a2c08;box-shadow:0 10px 26px -12px rgba(200,162,76,.7)}
  .btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px -12px rgba(200,162,76,.8)}
  .btn-green{background:var(--green-700);color:#fff;box-shadow:0 10px 26px -12px rgba(14,93,76,.7)}
  .btn-green:hover{transform:translateY(-2px);background:var(--green-600)}
  .btn-ghost{background:transparent;color:var(--green-700);border:1.5px solid var(--green-700)}
  .btn-ghost:hover{background:var(--green-700);color:#fff}
  .nav-cta{display:flex;align-items:center;gap:14px}
  .menu-toggle{display:none;background:none;border:none;cursor:pointer;width:42px;height:42px;flex-direction:column;justify-content:center;gap:5px}
  .menu-toggle span{display:block;height:2px;width:24px;background:var(--green-800);border-radius:2px;transition:.3s}
  .hero{position:relative;padding:160px 0 90px;color:#fff;overflow:hidden;background:radial-gradient(1200px 600px at 80% -10%,rgba(91,167,214,.5),transparent 60%),radial-gradient(900px 500px at 10% 10%,rgba(200,162,76,.22),transparent 55%),linear-gradient(160deg,var(--green-700),var(--green-500) 55%,var(--green-600))}
  .hero .phoenix{position:absolute;right:-60px;top:50%;transform:translateY(-50%);width:620px;opacity:.16;pointer-events:none}
  .hero .leaf{position:absolute;left:-80px;bottom:-60px;width:340px;opacity:.12;pointer-events:none}
  .hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
  .eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;letter-spacing:2px;color:var(--gold-light);background:rgba(255,255,255,.08);border:1px solid rgba(228,199,126,.3);padding:8px 16px;border-radius:999px;margin-bottom:22px}
  .eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--gold-light);box-shadow:0 0 12px var(--gold-light)}
  .hero h1{font-size:clamp(34px,5vw,60px);color:#fff;letter-spacing:1px;margin-bottom:22px}
  .hero h1 .accent{color:var(--gold-light)}
  .hero p.lead{font-size:clamp(16px,1.4vw,19px);color:rgba(255,255,255,.86);max-width:560px;margin-bottom:34px}
  .hero-actions{display:flex;gap:16px;flex-wrap:wrap}
  .hero-actions .btn-gold{color:#3a2c08}
  .hero-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.5)}
  .hero-actions .btn-ghost:hover{background:#fff;color:var(--green-800)}
  .hero-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);padding:30px;backdrop-filter:blur(8px)}
  .hero-card h3{color:#fff;font-size:20px;margin-bottom:6px}
  .hero-card .tag{color:var(--gold-light);font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:18px;display:block}
  .hero-card ul{list-style:none;display:flex;flex-direction:column;gap:14px}
  .hero-card li{display:flex;gap:12px;align-items:flex-start;color:rgba(255,255,255,.9);font-size:14.5px}
  .hero-card li .ic{flex:none;width:22px;height:22px;border-radius:50%;background:var(--gold);color:#3a2c08;display:grid;place-items:center;font-size:13px;font-weight:900;margin-top:2px}
  .stats-bar{position:relative;z-index:2;margin-top:64px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;border-top:1px solid rgba(255,255,255,.16);padding-top:36px}
  .stat .num{font-family:var(--serif);font-size:clamp(28px,3.4vw,42px);font-weight:900;color:var(--gold-light);line-height:1}
  .stat .lbl{font-size:14px;color:rgba(255,255,255,.78);margin-top:8px}
  .section{padding:96px 0}
  .section.soft{background:var(--bg-soft)}
  .sec-head{max-width:760px;margin:0 auto 56px;text-align:center}
  .sec-head .kicker{color:var(--gold);font-weight:700;letter-spacing:3px;font-size:13px;text-transform:uppercase}
  .sec-head h2{font-size:clamp(26px,3.4vw,40px);margin:14px 0 16px}
  .sec-head p{color:var(--muted);font-size:16px}
  .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
  .about-text p{color:var(--muted);margin-bottom:18px;font-size:16px}
  .about-text .hl{color:var(--green-700);font-weight:700}
  .pillars{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
  .pillar{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;box-shadow:var(--shadow-sm)}
  .pillar .t{font-family:var(--serif);font-weight:700;color:var(--green-800);font-size:17px;margin-bottom:6px}
  .pillar .d{font-size:13.5px;color:var(--muted)}
  .about-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:380px;background:linear-gradient(150deg,var(--green-700),var(--green-500));color:#fff;padding:38px;display:flex;flex-direction:column;justify-content:center}
  .about-visual .ring{position:absolute;width:300px;height:300px;border:1px solid rgba(228,199,126,.35);border-radius:50%;right:-90px;top:-90px}
  .about-visual .ring2{position:absolute;width:200px;height:200px;border:1px solid rgba(228,199,126,.3);border-radius:50%;right:-40px;top:-40px}
  .about-visual h3{color:#fff;font-size:22px;margin-bottom:14px;position:relative;z-index:2}
  .about-visual .row{display:flex;align-items:center;gap:14px;padding:14px 0;border-top:1px solid rgba(255,255,255,.18);position:relative;z-index:2}
  .about-visual .row:first-of-type{border-top:none}
  .about-visual .row .ic{width:38px;height:38px;border-radius:10px;background:rgba(228,199,126,.18);display:grid;place-items:center;color:var(--gold-light);font-size:18px;flex:none}
  .about-visual .row .t{color:#fff;font-weight:700;font-family:var(--sans);font-size:15px}
  .about-visual .row .d{color:rgba(255,255,255,.75);font-size:13px}
  .adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .adv{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden;transition:transform .25s,border-color .25s}
  .adv:hover{transform:translateY(-4px);border-color:var(--green-500)}
  .adv .no{position:absolute;top:14px;right:18px;font-family:var(--serif);font-size:42px;font-weight:900;color:rgba(31,107,166,.1)}
  .adv .ic{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,var(--green-700),var(--green-500));display:grid;place-items:center;color:#fff;font-size:26px;margin-bottom:16px}
  .adv h3{font-size:19px;margin-bottom:10px;color:var(--green-800)}
  .adv p{font-size:14.5px;color:var(--muted)}
  .wutong{background:linear-gradient(180deg,var(--green-700),var(--green-500));color:#fff;position:relative;overflow:hidden}
  .wutong::before{content:"";position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(200,162,76,.18),transparent 70%);top:-200px;right:-160px}
  .wutong .sec-head h2,.wutong .sec-head .kicker{color:#fff}
  .wutong .sec-head .kicker{color:var(--gold-light)}
  .wutong .sec-head p{color:rgba(255,255,255,.8)}
  .wt-lead{text-align:center;max-width:760px;margin:0 auto 50px;font-size:17px;color:rgba(255,255,255,.85)}
  .wt-tags{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:46px}
  .wt-tag{background:rgba(255,255,255,.08);border:1px solid rgba(228,199,126,.3);color:var(--gold-light);padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700}
  .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.5);transition:transform .3s,box-shadow .3s;position:relative;overflow:hidden}
  .card:hover{transform:translateY(-6px);box-shadow:0 26px 60px -24px rgba(14,58,92,.45)}
  .card .ic{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,var(--green-700),var(--green-500));display:grid;place-items:center;color:#fff;font-size:26px;margin-bottom:16px}
  .card h3{font-size:19px;margin-bottom:8px;color:var(--green-800)}
  .card .price-tag{display:inline-block;background:var(--bg-soft);color:var(--green-700);font-weight:900;font-size:14px;padding:5px 12px;border-radius:999px;margin-bottom:12px;font-family:var(--sans)}
  .card p{font-size:14.5px;color:var(--muted)}
  .card .date{display:block;margin-top:10px;font-size:12.5px;color:var(--gold);font-weight:700}
  .price-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;max-width:880px;margin:0 auto}
  .plan{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow);position:relative;display:flex;flex-direction:column}
  .plan.feature{border:2px solid var(--gold);transform:scale(1.02)}
  .plan .ribbon{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--gold-light),var(--gold));color:#3a2c08;font-weight:900;font-size:13px;padding:7px 20px;border-radius:999px}
  .plan .pname{font-family:var(--serif);font-size:21px;color:var(--green-800);margin-bottom:4px}
  .plan .pfor{font-size:13.5px;color:var(--muted);margin-bottom:18px}
  .plan .price{font-family:var(--serif);font-size:44px;font-weight:900;color:var(--green-700);line-height:1}
  .plan .price small{font-size:16px;color:var(--muted);font-weight:500;font-family:var(--sans)}
  .plan .cap{font-size:12.5px;color:var(--gold);font-weight:700;margin-top:6px}
  .plan ul{list-style:none;margin:22px 0;display:flex;flex-direction:column;gap:12px;flex:1}
  .plan li{display:flex;gap:10px;font-size:14.5px;color:var(--ink)}
  .plan li .ck{color:var(--green-600);font-weight:900;flex:none}
  .process-steps{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:14px}
  .pstep{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 16px 18px;box-shadow:var(--shadow-sm);text-align:center}
  .pstep .n{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--green-700),var(--green-500));color:#fff;font-family:var(--serif);font-weight:900;font-size:18px;display:grid;place-items:center;margin:0 auto 12px}
  .pstep h4{font-family:var(--sans);font-size:15px;color:var(--green-800);margin-bottom:6px}
  .pstep p{font-size:12.5px;color:var(--muted)}
  .course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px}
  .course{background:rgba(255,255,255,.06);border:1px solid rgba(228,199,126,.3);border-radius:12px;padding:16px 18px;color:#fff;display:flex;gap:12px;align-items:flex-start}
  .course .num{font-family:var(--serif);font-weight:900;color:var(--gold-light);font-size:18px;flex:none;min-width:26px}
  .course .t{font-size:14px;color:rgba(255,255,255,.92);line-height:1.5}
  .svc-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
  .svc{background:var(--bg-soft);border-radius:14px;padding:22px;text-align:center}
  .svc .ic{font-size:30px;margin-bottom:10px}
  .svc h4{font-family:var(--sans);font-size:16px;color:var(--green-700);margin-bottom:6px}
  .svc p{font-size:13.5px;color:var(--muted)}
  .clients-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
  .client{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;text-align:center;font-weight:700;color:var(--green-800);font-size:15px;box-shadow:var(--shadow-sm);transition:transform .2s}
  .client:hover{transform:translateY(-3px)}
  .industry-tags{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:30px}
  .itag{background:var(--bg-soft);border:1px solid var(--line);border-radius:999px;padding:9px 18px;font-size:14px;font-weight:700;color:var(--green-700)}
  .trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
  .trust{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
  .trust .ic{font-size:34px;margin-bottom:14px}
  .trust h3{font-size:18px;color:var(--green-800);margin-bottom:8px}
  .trust p{font-size:14px;color:var(--muted)}
  .cert-strip{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
  .cert{background:var(--bg-soft);border:1px solid var(--line);border-radius:999px;padding:12px 22px;font-size:14px;font-weight:700;color:var(--green-700);display:flex;align-items:center;gap:8px}
  .contact{background:linear-gradient(160deg,var(--green-700),var(--green-500));color:#fff}
  .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start}
  .contact h2{color:#fff}
  .contact .kicker{color:var(--gold-light)}
  .contact-info{display:flex;flex-direction:column;gap:18px;margin-top:26px}
  .ci{display:flex;gap:14px;align-items:flex-start}
  .ci .ic{width:44px;height:44px;border-radius:12px;background:rgba(228,199,126,.16);display:grid;place-items:center;color:var(--gold-light);font-size:20px;flex:none}
  .ci .t{font-weight:700;color:#fff;font-size:15px}
  .ci .d{color:rgba(255,255,255,.78);font-size:14px}
  .ci .d a{color:var(--gold-light)}
  form{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);padding:30px}
  form h3{color:#fff;font-size:20px;margin-bottom:18px}
  .field{margin-bottom:16px}
  .field label{display:block;font-size:13.5px;color:rgba(255,255,255,.82);margin-bottom:7px;font-weight:500}
  .field input,.field textarea{width:100%;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:12px;padding:13px 16px;color:#fff;font-family:var(--sans);font-size:14.5px;outline:none;transition:border-color .2s}
  .field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.45)}
  .field input:focus,.field textarea:focus{border-color:var(--gold-light)}
  .field textarea{resize:vertical;min-height:90px}
  form .btn-gold{width:100%;margin-top:6px}
  .form-note{font-size:12.5px;color:rgba(255,255,255,.6);margin-top:12px;text-align:center}
  .form-ok{display:none;background:rgba(42,139,203,.18);border:1px solid var(--green-500);color:#d4ecfb;padding:14px;border-radius:12px;margin-top:14px;font-size:14px;text-align:center}
  .form-err{display:none;background:rgba(214,69,69,.14);border:1px solid #d64545;color:#ffd9d9;padding:14px;border-radius:12px;margin-top:14px;font-size:14px;text-align:center}
  .hp-field{position:absolute!important;left:-9999px!important;opacity:0;height:0;width:0;pointer-events:none}
  #contactSubmit:disabled{opacity:.65;cursor:not-allowed}
  footer{background:var(--green-800);color:rgba(255,255,255,.72);padding:50px 0 28px}
  .foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:36px;margin-bottom:34px}
  footer h4{color:#fff;font-family:var(--sans);font-size:15px;margin-bottom:14px;letter-spacing:1px}
  footer a{color:rgba(255,255,255,.7);font-size:14px;display:block;padding:5px 0;transition:color .2s}
  footer a:hover{color:var(--gold-light)}
  .foot-brand .name{font-family:var(--serif);font-size:22px;color:#fff;margin-bottom:10px}
  .foot-brand p{font-size:13.5px;max-width:340px}
  .foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px;color:rgba(255,255,255,.55)}
  .reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
  .reveal.in-view{opacity:1;transform:none}
  .reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
  @media(max-width:980px){
    .hero-grid{grid-template-columns:1fr;gap:36px}.phoenix{opacity:.1;width:440px}
    .about-grid{grid-template-columns:1fr;gap:34px}.cards{grid-template-columns:repeat(2,1fr)}
    .adv-grid{grid-template-columns:repeat(2,1fr)}.price-grid{grid-template-columns:1fr}.plan.feature{transform:none}
    .clients-grid{grid-template-columns:repeat(3,1fr)}.trust-grid{grid-template-columns:1fr}
    .process-steps{grid-template-columns:repeat(3,1fr)}.course-grid{grid-template-columns:repeat(2,1fr)}
    .contact-grid{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr 1fr}
  }
  @media(max-width:680px){
    .nav-links{position:fixed;top:74px;left:0;right:0;background:rgba(244,249,253,.98);flex-direction:column;gap:0;padding:10px 24px 24px;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .35s;box-shadow:var(--shadow)}
    .nav-links.open{transform:none}.nav-links a{padding:14px 0;width:100%;border-bottom:1px solid var(--line);font-size:16px}
    .menu-toggle{display:flex}.nav-cta .btn-ghost{display:none}
    .stats-bar{grid-template-columns:repeat(2,1fr);gap:26px 16px}.hero{padding:130px 0 70px}.section{padding:70px 0}
    .cards{grid-template-columns:1fr}.clients-grid{grid-template-columns:repeat(2,1fr)}.adv-grid{grid-template-columns:1fr}
    .pillars{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr}.svc-row{grid-template-columns:1fr}
    .process-steps{grid-template-columns:repeat(2,1fr)}.course-grid{grid-template-columns:1fr}
  }
  /* ===== GEO 优化板块 ===== */
  .sub-head{font-size:clamp(21px,2.6vw,27px);margin:52px 0 10px;text-align:center;position:relative;padding-left:18px}
  .sub-head::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:5px;border-radius:3px;background:linear-gradient(180deg,var(--gold),var(--gold-light))}
  .sub-lead{max-width:820px;margin:0 auto 26px;text-align:center;color:var(--muted);font-size:15.5px}
  .geo-plats{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:26px 0 32px}
  .plat{padding:9px 20px;border-radius:999px;background:var(--bg-soft);border:1px solid var(--line);color:var(--green-800);font-size:14px;font-weight:500;transition:all .25s ease}
  .plat:hover{background:var(--green-700);color:#fff;border-color:transparent;transform:translateY(-2px)}
  .qbox{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm)}
  .qlab{font-size:13px;color:var(--gold);font-weight:500;letter-spacing:.06em;margin-bottom:12px}
  .qs{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
  .qs li{background:var(--bg-soft);border-left:3px solid var(--gold-light);border-radius:0 10px 10px 0;padding:12px 16px;color:var(--green-900);font-size:15px}
  .qans{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);color:var(--muted);font-size:14.5px}
  .geo-def{margin-top:22px;background:linear-gradient(135deg,var(--green-800),var(--green-600));color:#fff;border-radius:var(--radius);padding:32px 30px}
  .geo-def h3{color:#fff;font-size:21px;margin-bottom:12px}
  .geo-def p{color:rgba(255,255,255,.9);font-size:15.5px}
  .geo-def b{color:var(--gold-light)}

  /* ===== 梧桐书院品牌区 ===== */
  .wt-head{text-align:center;margin-bottom:22px}
  .wt-head .tag{display:inline-block;padding:5px 16px;border-radius:999px;background:var(--gold-soft);color:#8A6D1F;font-size:12.5px;font-weight:500;margin-bottom:12px}
  .wt-head h2{font-size:clamp(24px,3vw,32px)}
  .wt-head p{color:var(--muted);font-size:15px;margin-top:4px}
  .wt-body{background:var(--white);border-radius:var(--radius);padding:28px 30px}
  .wt-body p{margin-bottom:12px;font-size:15.5px}
  .wt-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
  .wt-pills span{padding:7px 16px;border-radius:999px;background:var(--bg-soft);color:var(--green-800);font-size:13.5px;border:1px solid var(--line)}

  /* ===== FAQ 问答板块 ===== */
  .faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
  .faq-item{background:var(--white);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:all .25s ease}
  .faq-item:hover{border-color:var(--green-500);box-shadow:var(--shadow-sm)}
  .faq-item summary{cursor:pointer;list-style:none;padding:18px 52px 18px 24px;font-family:var(--serif);font-size:17px;font-weight:700;color:var(--green-900);position:relative;line-height:1.5}
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:24px;color:var(--gold);font-weight:400;line-height:1;transition:transform .25s ease}
  .faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
  .faq-item[open] summary{background:var(--bg-soft);border-bottom:1px solid var(--line)}
  .faq-item p{padding:18px 24px 22px;font-size:15.5px;line-height:1.85;color:var(--ink);background:var(--white)}

  /* ===== 页脚服务关键词 ===== */
  .kw-foot{margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16)}
  .kw-foot .t{font-size:13px;color:var(--gold-light);font-weight:500;letter-spacing:.06em;margin-bottom:10px}
  .kw-list{display:flex;flex-wrap:wrap;gap:8px}
  .kw-list a{padding:5px 12px;border-radius:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.82);font-size:12.5px;transition:all .22s ease}
  .kw-list a:hover{background:var(--gold);color:#2A3A14;border-color:transparent}

  @media(max-width:900px){.qs{grid-template-columns:1fr}}
  @media(max-width:680px){.faq-item summary{font-size:15.5px;padding:16px 44px 16px 18px}.faq-item p{font-size:14.5px;padding:16px 18px 20px}.sub-head{margin-top:40px}}

  @media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}