:root{
  --blue:#3b82f6;
  --blue-dark:#2563eb;
  --ink:#1f2c40;
  --gray:#6b7787;
  --line:#e4e9f2;
  --bg:#f3f6fc;
  --card:#ffffff;
  --card-2:#f4f7fc;
  --red:#e8453b;
  --gold:#d4af37;
  --green:#2fbf71;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{background:#eef3fb;}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:transparent;line-height:1.7;font-size:15px;position:relative;}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(900px 560px at 6% -8%,rgba(212,175,55,.12),transparent 60%),radial-gradient(820px 500px at 100% 0%,rgba(46,204,113,.10),transparent 55%),radial-gradient(760px 540px at 50% 120%,rgba(59,130,246,.10),transparent 60%),linear-gradient(180deg,#f7f9fe,#eef3fb);}
a{color:inherit;text-decoration:none;}
img{max-width:100%;}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px;}

/* 顶部 */
.topbar{background:rgba(255,255,255,.86);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100;box-shadow:0 2px 16px rgba(31,43,59,.08);}
.topbar .wrap{display:flex;align-items:center;height:64px;gap:24px;}
.logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--blue);white-space:nowrap;}
.logo-mark{display:block;width:38px;height:38px;border-radius:50%;box-shadow:0 3px 10px rgba(232,69,59,.25);object-fit:cover;background:#fff;}
.logo small{display:block;font-size:11px;color:var(--gray);font-weight:400;}
.nav{display:flex;gap:2px;flex-wrap:wrap;flex:1;justify-content:flex-start;}
.nav-grid{display:contents;}
.nav a{padding:7px 9px;font-size:13.5px;color:var(--ink);border-radius:6px;transition:.2s;white-space:nowrap;}
.nav a:hover,.nav a.active{color:var(--blue);background:rgba(59,130,246,.1);}
.top-phone{color:var(--red);font-weight:700;white-space:nowrap;font-size:14px;}
.top-actions{display:none;align-items:center;gap:10px;margin-left:auto;}
.top-call{display:flex;align-items:center;justify-content:center;height:36px;padding:0 14px;background:rgba(232,69,59,.1);color:var(--red);border:1px solid rgba(232,69,59,.35);border-radius:18px;font-size:13px;font-weight:700;}
.nav-toggle{display:none;order:2;margin-left:0;width:42px;height:42px;padding:0;border:1px solid var(--line);background:var(--card);border-radius:11px;cursor:pointer;position:relative;transition:background .2s ease,border-color .2s ease;box-shadow:0 1px 6px rgba(31,43,59,.08);}
.nav-toggle span{position:absolute;left:11px;right:11px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s cubic-bezier(.22,.61,.36,1),opacity .2s ease,top .3s cubic-bezier(.22,.61,.36,1);}
.nav-toggle span:nth-child(1){top:14px;}
.nav-toggle span:nth-child(2){top:20px;}
.nav-toggle span:nth-child(3){top:26px;}
.nav-toggle:active{background:var(--card-2);}
.nav-toggle.active{background:rgba(59,130,246,.12);border-color:rgba(59,130,246,.5);}
.nav-toggle.active span:nth-child(1){top:20px;transform:rotate(45deg);}
.nav-toggle.active span:nth-child(2){opacity:0;}
.nav-toggle.active span:nth-child(3){top:20px;transform:rotate(-45deg);}
.nav-head,.nav-foot{display:none;}

/* 搜索条 */
.searchbar{background:rgba(255,255,255,.86);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line);}
.searchbar .wrap{padding:10px 16px;display:flex;gap:10px;align-items:center;}
.searchbar form{display:flex;flex:1;gap:8px;}
.searchbar input{flex:1;border:1px solid var(--line);border-radius:6px;padding:8px 12px;font-size:14px;background:#fff;color:var(--ink);}
.searchbar button{background:var(--blue);color:#fff;border:none;border-radius:6px;padding:8px 18px;cursor:pointer;font-size:14px;}

/* 焦点图 */
.hero{position:relative;overflow:hidden;color:#16357f;padding:48px 0 54px;background:linear-gradient(135deg,#eaf2ff 0%,#dbe9ff 50%,#cfe0ff 100%);}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;background-image:linear-gradient(rgba(31,53,127,.10) 1px,transparent 1px),linear-gradient(90deg,rgba(31,53,127,.10) 1px,transparent 1px);background-size:60px 60px;-webkit-mask-image:radial-gradient(130% 120% at 50% -10%,#000,transparent 78%);mask-image:radial-gradient(130% 120% at 50% -10%,#000,transparent 78%);}
.hero .wrap{position:relative;z-index:1;}
.hero h1{font-size:28px;margin-bottom:10px;line-height:1.35;text-shadow:0 1px 8px rgba(255,255,255,.5);letter-spacing:.5px;color:#16357f;}
.hero p{opacity:.9;max-width:720px;line-height:1.75;color:#2c3e57;}
.hero .tags{margin-top:16px;display:flex;gap:10px;flex-wrap:wrap;}
.hero .tags span{background:rgba(255,255,255,.7);color:var(--blue-dark);padding:5px 14px;border-radius:20px;font-size:13px;border:1px solid rgba(59,130,246,.25);backdrop-filter:blur(2px);}
.hero-cta{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap;}
.btn-primary{display:inline-flex;align-items:center;gap:6px;background:var(--blue);color:#fff;padding:11px 22px;border-radius:24px;font-size:15px;font-weight:700;box-shadow:0 4px 14px rgba(59,130,246,.3);transition:transform .15s ease,box-shadow .15s ease;}
.btn-primary:active{transform:translateY(1px);box-shadow:0 2px 8px rgba(59,130,246,.3);}
.btn-secondary{display:inline-flex;align-items:center;background:#fff;color:var(--blue-dark);padding:11px 22px;border-radius:24px;font-size:15px;font-weight:600;border:1px solid rgba(59,130,246,.4);transition:background .15s ease;}
.btn-secondary:hover{background:rgba(59,130,246,.08);}

/* 布局 */
.main{padding:24px 0;}
.layout{display:flex;gap:24px;align-items:flex-start;}
.col-list{flex:1;min-width:0;}
.col-side{width:320px;flex-shrink:0;}

/* 区块标题 */
.sec-head{display:flex;align-items:center;justify-content:space-between;padding-left:14px;margin:20px 0 16px;position:relative;}
.sec-head::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:4px;border-radius:4px;background:linear-gradient(180deg,var(--blue),var(--blue-dark));}
.sec-head h2{font-size:18px;color:var(--ink);}
.sec-head .more{font-size:13px;color:var(--gray);}

/* 文章卡片 */
.post{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:14px;margin-bottom:14px;transition:.25s;box-shadow:0 1px 4px rgba(31,43,59,.06);}
.post:hover{box-shadow:0 12px 30px rgba(31,43,59,.12);transform:translateY(-3px);border-color:#9fc0f5;}
.post-body{flex:1;min-width:0;}
.post h3{font-size:16px;margin-bottom:8px;line-height:1.5;color:var(--ink);}
.post h3 a:hover{color:var(--blue);}
.post .meta{font-size:12px;color:var(--gray);margin-bottom:8px;}
.post .excerpt{font-size:14px;color:#56627a;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post .cat{display:inline-block;background:rgba(59,130,246,.12);color:var(--blue-dark);font-size:12px;padding:2px 8px;border-radius:4px;margin-right:8px;}

/* 侧栏卡片 */
.side-card{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:16px;margin-bottom:16px;box-shadow:0 1px 4px rgba(31,43,59,.06);transition:.25s;}
.side-card h4{font-size:15px;margin-bottom:12px;border-left:3px solid var(--blue);padding-left:8px;color:var(--ink);}
.side-card ul{list-style:none;}
.side-card li{padding:7px 0;border-bottom:1px dashed var(--line);font-size:14px;color:#3c485c;}
.side-card li:last-child{border-bottom:none;}
.side-card li a:hover{color:var(--blue);}
.side-cta{background:linear-gradient(135deg,#2f6fed,#5a8df7);color:#fff;text-align:center;}
.side-cta .ph{font-size:22px;font-weight:800;margin:6px 0;}
.side-cta p{font-size:13px;opacity:.95;}

/* 面包屑 */
.crumb{font-size:13px;color:var(--gray);padding:14px 0;}
.crumb a:hover{color:var(--blue);}

/* 文章详情 */
.article{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:26px 30px;box-shadow:0 1px 4px rgba(31,43,59,.06);}
.article h1{font-size:24px;line-height:1.4;margin-bottom:12px;color:var(--ink);}
.article .meta{font-size:13px;color:var(--gray);margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--line);}
.article h2{font-size:19px;margin:24px 0 12px;color:var(--blue-dark);}
.article h3{font-size:16px;margin:18px 0 8px;color:var(--ink);}
.article p{margin-bottom:14px;color:#3c485c;}
.article ul,.article ol{margin:0 0 14px 22px;}
.article li{margin-bottom:7px;color:#3c485c;}
.article strong{color:var(--ink);}
.article .tip{background:rgba(59,130,246,.1);border-left:4px solid var(--blue);padding:12px 16px;border-radius:6px;margin:14px 0;font-size:14px;color:#3c485c;}
.article .end-cta{background:linear-gradient(135deg,#2f6fed,#5a8df7);color:#fff;border-radius:10px;padding:20px;text-align:center;margin-top:24px;}
.article .end-cta .ph{font-size:22px;font-weight:800;}

/* 院校卡 */
.school-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;}
.school-card{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:12px;transition:.25s;display:flex;align-items:center;gap:12px;text-decoration:none;box-shadow:0 1px 4px rgba(31,43,59,.06);}
.school-card:hover{box-shadow:0 12px 28px rgba(31,43,59,.12);border-color:var(--blue);transform:translateY(-3px);}
.school-card .sc-logo{width:46px;height:46px;flex:0 0 46px;display:block;}
.school-card .sc-text{display:flex;flex-direction:column;min-width:0;}
.school-card .sc-name{font-size:14px;font-weight:600;color:var(--ink);line-height:1.3;}
.school-card .sc-tag{display:block;font-size:12px;color:var(--blue-dark);margin-top:3px;}
/* 院校库 */
.school-hero{display:flex;align-items:center;gap:16px;padding:8px 0 18px;border-bottom:1px solid var(--line);margin:6px 0 18px;flex-wrap:wrap;}
.school-hero h1{font-size:22px;margin:0;line-height:1.2;color:var(--ink);}
.school-tags{margin-top:8px;display:flex;gap:8px;flex-wrap:wrap;}
.school-tags span{font-size:12px;background:rgba(59,130,246,.12);color:var(--blue-dark);padding:3px 10px;border-radius:20px;}
.info-card{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:18px 0;background:var(--card);}
.info-row{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);font-size:14px;gap:12px;}
.info-row:last-child{border-bottom:none;}
.info-row span{color:var(--gray);flex:0 0 auto;}
.info-row b{color:var(--ink);font-weight:600;text-align:right;}
.feature-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px;}
.feature-tags span{background:rgba(59,130,246,.12);color:var(--blue-dark);padding:6px 14px;border-radius:8px;font-size:13px;}
.tip-note{font-size:12px;color:var(--gray);margin-top:10px;}

/* 两列网格 */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
/* 导航折叠：≤1180px 启用汉堡菜单；≥1180px 桌面端导航保持单横行 */
@media(max-width:1180px){
  .top-actions{display:flex;}
  .top-call{height:32px;padding:0 12px;font-size:12px;}
  .nav-toggle{display:block;width:38px;height:38px;}
  .nav-toggle span{left:10px;right:10px;}
  .nav-toggle span:nth-child(1){top:12.5px;}
  .nav-toggle span:nth-child(2){top:18px;}
  .nav-toggle span:nth-child(3){top:23.5px;}
  .nav-toggle.active span:nth-child(1){top:18px;}
  .nav-toggle.active span:nth-child(3){top:18px;}
  .top-phone{display:none;}
  body.nav-open{overflow:hidden;}
  .nav{display:block;position:absolute;left:12px;right:12px;top:calc(100% + 6px);z-index:99;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 14px 40px rgba(31,43,59,.18);padding:0;overflow:hidden;max-height:0;opacity:0;transform:translateY(-10px);pointer-events:none;transition:max-height .36s cubic-bezier(.22,.61,.36,1),opacity .28s ease,transform .28s ease;}
  .nav.open{max-height:80vh;opacity:1;transform:none;pointer-events:auto;}
  .nav-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 10px;border-bottom:1px solid var(--line);}
  .nav-head span{font-size:13px;color:var(--gray);font-weight:600;}
  .nav-close{width:28px;height:28px;border:none;background:var(--card-2);border-radius:50%;color:var(--gray);font-size:16px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;}
  .nav-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:14px 16px;}
  .nav-grid a{display:flex;align-items:center;justify-content:center;text-align:center;padding:12px 8px;background:var(--card-2);border:1px solid var(--line);border-radius:10px;font-size:14px;color:var(--ink);transition:.15s;}
  .nav-grid a:hover{background:rgba(59,130,246,.12);border-color:rgba(59,130,246,.5);color:var(--blue-dark);}
  .nav-grid a.active{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 4px 10px rgba(59,130,246,.3);font-weight:600;}
  .nav-foot{display:block;padding:0 16px 16px;}
  .nav-call{display:flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,var(--red),#ff7a72);color:#fff;padding:13px 0;border-radius:24px;font-size:15px;font-weight:700;box-shadow:0 4px 12px rgba(232,69,59,.25);}
}

@media(max-width:860px){
  .layout{flex-direction:column;}
  .col-side{width:100%;}
  .grid-2{grid-template-columns:1fr;}
  .post{flex-direction:column;gap:10px;}
  .topbar .wrap{height:auto;padding:12px 16px;gap:10px;}
  .logo{font-size:18px;gap:8px;}
  .logo-mark{width:34px;height:34px;}
  .logo small{display:none;}
  .hero{padding:28px 0 36px;}
  .hero h1{font-size:22px;}
  .hero p{font-size:14px;}
  .hero .tags{margin-top:14px;}
  .hero .tags span{font-size:12px;padding:4px 12px;}
  .hero-cta{margin-top:18px;}
  .btn-primary,.btn-secondary{font-size:14px;padding:10px 18px;}
}

/* 院校导航提示 */
.schools-tip{margin:18px 4px 0;font-size:13px;color:var(--gray);text-align:center;line-height:1.7;}
.schools-tip strong{color:var(--blue-dark);font-weight:600;}

/* FAQ */
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{cursor:pointer;text-decoration:none;padding:14px 0;font-weight:600;font-size:15px;display:flex;justify-content:space-between;align-items:center;color:var(--ink);}
.faq-q:hover{color:var(--blue);}
.faq-plus{font-size:20px;color:var(--blue);transition:.3s;}
.faq-item.open .faq-plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:#56627a;font-size:14px;}
.faq-item.open .faq-a{max-height:600px;}
.faq-item{scroll-margin-top:100px;}
.faq-item:target,.faq-item.active-highlight{background:rgba(59,130,246,.08);}

/* 各校专业答案区 */
.major-answers{margin-top:18px;}
.answer-list{display:flex;flex-direction:column;gap:16px;}
.answer-item{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 20px;transition:box-shadow .25s;scroll-margin-top:100px;}
.answer-item:target,.answer-item.active-highlight{box-shadow:0 0 0 2px var(--blue),0 6px 18px rgba(31,43,59,.1);}
.answer-item h3{font-size:15px;color:var(--ink);margin:0 0 10px;}
.answer-body{color:#56627a;font-size:14px;line-height:1.75;}
.answer-body p{margin:0 0 10px;}
.answer-body strong{color:#22344f;}
.news-list a[href^="#major-"]{color:inherit;text-decoration:none;}
.news-list a[href^="#major-"]:hover{color:var(--blue);}

/* 通用块（原单页风格） */
.block{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:22px;margin-bottom:18px;box-shadow:0 1px 4px rgba(31,43,59,.06);}
.block-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;border-left:4px solid var(--blue);padding-left:10px;}
.block-head h2{font-size:18px;color:var(--ink);}
.block-head .more{font-size:13px;color:var(--gray);}
.news-list{list-style:none;}
.news-list li{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:#3c485c;}
.news-list li:last-child{border-bottom:none;}
.news-list li a:hover{color:var(--blue);}
.news-list .date{color:var(--gray);font-size:12px;white-space:nowrap;}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;}
.step{background:rgba(59,130,246,.08);border:1px solid rgba(59,130,246,.22);border-radius:10px;padding:16px;}
.step .no{color:var(--blue);font-weight:800;font-size:14px;}

/* 页脚 */
.footer{background:#e9eef7;color:#56627a;margin-top:30px;padding:34px 0 0;}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px;}
.footer-logo{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:10px;}
.footer-title{color:var(--ink);font-weight:600;margin-bottom:12px;font-size:15px;}
.footer-col a{display:block;color:#56627a;font-size:13px;padding:5px 0;}
.footer-col a:hover{color:var(--blue);}
.footer-bottom{text-align:center;padding:18px 0;font-size:13px;color:var(--gray);border-top:1px solid var(--line);margin-top:24px;}
.beian-placeholder{font-size:12px;color:var(--gray);margin-top:6px;}
.beian-placeholder a{color:var(--gray);text-decoration:none;}
.beian-placeholder a:hover{color:var(--blue-dark);}

/* 单招集训图集 */
.gallery-section{margin-bottom:18px;}
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;}
.gallery-item{position:relative;background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:.2s;}
.gallery-item:hover{box-shadow:0 4px 16px rgba(31,43,59,.1);}
.gallery-item img{width:100%;height:180px;object-fit:cover;display:block;}
.gallery-item .cap{padding:12px;font-size:14px;color:var(--ink);font-weight:600;}
.gallery-cat{margin-bottom:16px;}
.gallery-cat h3{font-size:17px;color:var(--blue-dark);margin-bottom:12px;padding-left:10px;border-left:4px solid var(--blue);}
.home-train{margin-top:18px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:22px;box-shadow:0 1px 4px rgba(31,43,59,.06);}
.home-train h2{font-size:18px;margin-bottom:14px;border-left:4px solid var(--blue);padding-left:12px;color:var(--ink);}
.train-thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-bottom:14px;}
.train-thumbs img{width:100%;height:140px;object-fit:cover;border-radius:8px;}

/* 首页资讯·文章 板块 */
.home-news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;}
.news-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.25s;box-shadow:0 1px 4px rgba(31,43,59,.06);}
.news-card:hover{box-shadow:0 12px 30px rgba(31,43,59,.12);transform:translateY(-3px);border-color:#9fc0f5;}
.news-thumb{width:100%;height:170px;overflow:hidden;background:var(--card-2);}
.news-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s ease;}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-body{padding:14px 16px 16px;display:flex;flex-direction:column;flex:1;}
.news-cat{display:inline-block;align-self:flex-start;background:rgba(59,130,246,.12);color:var(--blue-dark);font-size:12px;padding:2px 9px;border-radius:4px;margin-bottom:8px;}
.news-body h3{font-size:16px;line-height:1.5;color:var(--ink);margin-bottom:8px;}
.news-body p{font-size:14px;color:#56627a;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-more{margin-top:auto;font-size:13px;font-weight:600;color:var(--blue);}

/* 底部固定条 */
.fixed-bar{position:fixed;left:0;right:0;bottom:0;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-top:1px solid var(--line);box-shadow:0 -2px 14px rgba(31,43,59,.08);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;z-index:50;}
.fixed-bar .fb-brand{display:none;}
.fixed-bar .fb-txt{font-size:14px;color:var(--ink);flex:1;}
.fixed-bar .fb-txt b{color:var(--red);}
.fixed-bar .fb-contact{background:var(--blue);color:#fff;padding:9px 22px;border-radius:24px;font-size:14px;font-weight:600;white-space:nowrap;}
body{padding-bottom:56px;}

@media(max-width:860px){
  .fixed-bar{gap:10px;padding:8px 10px;}
  .fixed-bar .fb-txt{display:none;}
  .fixed-bar .fb-brand{display:block;flex:1;background:rgba(59,130,246,.12);color:var(--blue-dark);text-align:center;padding:11px 0;border-radius:24px;font-size:15px;font-weight:700;}
  .fixed-bar .fb-contact{flex:1;text-align:center;padding:11px 0;border-radius:24px;font-size:15px;font-weight:700;}
}

/* 苹果风滚动揭示动画 */
html{scroll-behavior:smooth;}
.reveal-ready .reveal{opacity:0;transform:translateY(30px);transition:opacity .8s cubic-bezier(.22,.61,.36,1),transform .8s cubic-bezier(.22,.61,.36,1);}
.reveal-ready .reveal.revealed{opacity:1;transform:none;}
.reveal-ready .reveal.d1{transition-delay:.08s;}
.reveal-ready .reveal.d2{transition-delay:.16s;}
.reveal-ready .reveal.d3{transition-delay:.24s;}
@media (prefers-reduced-motion: reduce){
  .reveal-ready .reveal{opacity:1!important;transform:none!important;transition:none!important;}
  .nav{transition:none!important;}
  html{scroll-behavior:auto;}
}

/* 移动端页脚：隐藏中间两栏，只留品牌与联系 */
@media(max-width:860px){
  .footer-inner{grid-template-columns:1fr 1fr;gap:18px 14px;}
  .footer-col:nth-child(2),.footer-col:nth-child(3){display:none;}
}

/* 咨询表单 */
.contact-form{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px;margin-bottom:18px;box-shadow:0 1px 4px rgba(31,43,59,.06);}
.contact-form .field{margin-bottom:14px;}
.contact-form label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:var(--ink);}
.contact-form label .req{color:var(--red);}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:14px;font-family:inherit;box-sizing:border-box;background:#fff;color:var(--ink);}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(59,130,246,.18);}
.contact-form textarea{resize:vertical;min-height:92px;}
.contact-form .submit{background:var(--blue);color:#fff;border:none;border-radius:24px;padding:11px 30px;font-size:15px;font-weight:600;cursor:pointer;transition:.2s;}
.contact-form .submit:hover{background:var(--blue-dark);}
.contact-form .submit:disabled{opacity:.6;cursor:default;}
.contact-form .hint{font-size:13px;color:var(--gray);margin-top:10px;line-height:1.6;}
.contact-form .msg{display:none;border-radius:8px;padding:12px;font-size:14px;margin-top:12px;}
.contact-form .msg.ok{background:rgba(46,191,113,.12);border:1px solid rgba(46,191,113,.4);color:#1f9d57;}
.contact-form .msg.err{background:rgba(232,69,59,.1);border:1px solid rgba(232,69,59,.35);color:#c4342b;}

/* 在线咨询浮窗（蓝色风格） */
.chat-fab{position:fixed;right:18px;bottom:80px;z-index:60;display:flex;align-items:center;gap:6px;background:linear-gradient(135deg,#5a9bff,#3b82f6);color:#fff;padding:12px 18px;border-radius:30px;box-shadow:0 8px 22px rgba(59,130,246,.42);cursor:pointer;font-weight:600;font-size:14px;transition:transform .2s,box-shadow .2s;}
.chat-fab:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(59,130,246,.5);}
.chat-fab .chat-ico{font-size:18px;line-height:1;}
.chat-fab-label{white-space:nowrap;}
.chat-panel{position:fixed;right:18px;bottom:80px;width:330px;max-width:calc(100vw - 28px);background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:0 16px 48px rgba(31,43,59,.2);z-index:61;overflow:hidden;display:flex;flex-direction:column;transform:translateY(20px) scale(.96);opacity:0;pointer-events:none;transition:transform .25s ease,opacity .25s ease;max-height:72vh;}
.chat-panel.open{transform:translateY(0) scale(1);opacity:1;pointer-events:auto;}
.chat-head{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;padding:14px 16px;display:flex;align-items:center;gap:10px;}
.chat-ava{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.22);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;flex-shrink:0;}
.chat-h-txt{flex:1;min-width:0;}
.chat-title{font-weight:700;font-size:15px;}
.chat-status{font-size:12px;opacity:.88;margin-top:1px;}
.chat-close{background:none;border:none;color:#fff;font-size:18px;cursor:pointer;line-height:1;padding:2px 4px;opacity:.9;}
.chat-close:hover{opacity:1;}
.chat-body{flex:1;overflow-y:auto;padding:14px;background:#f4f7fc;display:flex;flex-direction:column;}
.chat-msg{font-size:13px;line-height:1.6;padding:9px 12px;border-radius:12px;margin-bottom:10px;max-width:86%;word-break:break-word;}
.chat-msg.bot{background:rgba(59,130,246,.12);color:var(--ink);align-self:flex-start;border-bottom-left-radius:4px;}
.chat-msg.user{background:var(--blue);color:#fff;align-self:flex-end;border-bottom-right-radius:4px;margin-left:auto;}
.chat-quick{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px;}
.chat-q{background:var(--card-2);border:1px solid var(--line);color:#56627a;padding:7px 13px;border-radius:18px;font-size:13px;cursor:pointer;transition:.15s;}
.chat-q:hover{background:rgba(59,130,246,.12);border-color:var(--blue);color:var(--blue-dark);}
.chat-input{display:flex;gap:8px;padding:10px 12px;border-top:1px solid var(--line);background:var(--card);}
.chat-input input{flex:1;border:1px solid var(--line);border-radius:20px;padding:9px 14px;font-size:13px;outline:none;min-width:0;background:#fff;color:var(--ink);}
.chat-input input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(59,130,246,.18);}
.chat-send{background:var(--blue);color:#fff;border:none;border-radius:20px;padding:0 16px;font-size:13px;font-weight:600;cursor:pointer;flex-shrink:0;}
.chat-send:hover{background:var(--blue-dark);}
@media(max-width:860px){
  .chat-fab{bottom:74px;right:12px;width:52px;height:52px;padding:0;justify-content:center;border-radius:50%;}
  .chat-fab-label{display:none;}
  .chat-panel{right:8px;bottom:74px;width:calc(100vw - 16px);max-height:78vh;}
}