/* ============================================================
   昭予思官方网站 · 全局样式
   严格还原设计稿：黛蓝 #1F3A5F / 曦金 #E8A33D / 思青 #2A9D8F / 纸白 #FAF7F0
   ============================================================ */
:root{
  --paper:#FAF7F0;
  --white:#FFFFFF;
  --ink:#1F3A5F;
  --ink-deep:#172F4D;
  --gold:#E8A33D;
  --gold-soft:#F3E5C8;
  --gold-text:#A67C52;
  --teal:#2A9D8F;
  --teal-soft:#D9EDEA;
  --teal-text:#1F7A6E;
  --text:#333333;
  --muted:#666666;
  --faint:#999999;
  --line:rgba(31,58,95,.12);
  --line-soft:rgba(31,58,95,.08);
  --radius-lg:12px;
  --radius-md:8px;
  --radius-sm:6px;
  --shadow-card:0 1px 2px rgba(31,58,95,.05);
  --font-serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  background:var(--paper);
  color:var(--text);
  font-size:15px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------------- 导航栏 ---------------- */
.site-header{background:var(--paper);border-bottom:1px solid var(--line-soft)}
.nav-bar{height:76px;display:flex;align-items:center;justify-content:space-between;gap:48px}
.logo-lockup{display:flex;align-items:center;gap:10px}
.logo-mark{width:30px;height:30px;flex:none}
.logo-cn{font-family:var(--font-serif);font-weight:700;font-size:22px;color:var(--ink);letter-spacing:3px}
.logo-divider{width:1px;height:22px;background:rgba(31,58,95,.3)}
.logo-en{font-size:10px;font-weight:500;color:rgba(31,58,95,.55);letter-spacing:2.5px}
.nav-links{display:flex;align-items:center;gap:36px}
.nav-links a{font-size:14px;font-weight:500;color:var(--ink);position:relative;padding:6px 0;transition:color .2s}
.nav-links a:hover{color:var(--teal)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--gold);border-radius:1px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;cursor:pointer;border:none;transition:all .2s;font-family:var(--font-sans)}
.btn-primary{background:var(--ink);color:#fff;padding:10px 22px}
.btn-primary:hover{background:#2a4c78}
.btn-outline{background:var(--white);color:var(--ink);padding:13px 30px;border:1px solid rgba(31,58,95,.3)}
.btn-outline:hover{border-color:var(--ink)}
.btn-gold{background:var(--gold);color:var(--ink);padding:14px 32px;font-size:15px}
.btn-gold:hover{background:#d99a35}
.btn-lg{padding:14px 30px;font-size:15px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle svg{width:24px;height:24px}

/* ---------------- Hero ---------------- */
.hero{padding:84px 0 96px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:26px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border-radius:100px;background:var(--white);border:1px solid rgba(31,58,95,.15);font-size:13px;font-weight:500;color:var(--ink);letter-spacing:1px}
.hero-badge svg{width:14px;height:14px}
.hero h1{font-family:var(--font-serif);font-weight:700;font-size:clamp(44px,6.5vw,80px);color:var(--ink);letter-spacing:8px;line-height:1.2}
.hero-underline{width:96px;height:6px;border-radius:3px;background:var(--gold)}
.hero-sub{max-width:720px;font-size:17px;color:var(--text);line-height:30px}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}
.hero-trust{font-size:13px;color:var(--muted);letter-spacing:1.5px}
.hero-visual{width:100%;max-width:1200px;height:clamp(300px,40vw,540px);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card)}
.hero-visual img{width:100%;height:100%;object-fit:cover}

/* ---------------- 区块通用 ---------------- */
.section{padding:96px 0}
.section-alt{background:var(--white)}
.section-center{text-align:center}
.section-label{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:500;color:var(--ink);letter-spacing:3px}
.section-label::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--gold)}
.section-title{font-family:var(--font-serif);font-weight:600;font-size:clamp(28px,3.5vw,38px);color:var(--ink);letter-spacing:2px;line-height:1.4;margin-top:18px}
.section-sub{max-width:720px;margin:14px auto 0;font-size:15px;color:var(--text);line-height:27px}
.section-head{margin-bottom:48px}
.section-head .section-sub{margin-top:14px}

/* ---------------- 卡片 ---------------- */
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:40px}
.card-tint{background:var(--paper);border:1px solid rgba(31,58,95,.1);border-radius:var(--radius-md);padding:28px}
.card h3{font-family:var(--font-serif);font-weight:600;color:var(--ink)}
.kicker{font-size:12px;font-weight:500;color:var(--gold-text);letter-spacing:2px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid-5{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}

/* 价值卡（品牌理念） */
.value-card{background:var(--paper);border:1px solid rgba(31,58,95,.1);border-radius:var(--radius-md);padding:28px;display:flex;flex-direction:column;gap:14px}
.value-card .icon{width:30px;height:30px}
.value-card h3{font-size:19px;color:var(--ink)}

/* ---------------- 模块列表行 ---------------- */
.module-row{display:flex;align-items:center;gap:10px;font-size:13px}
.module-row svg{width:18px;height:18px;flex:none}
.module-row .m-name{font-weight:500;color:var(--ink);width:170px;flex:none}
.module-row .m-desc{color:var(--muted)}

/* ---------------- 产品卡 ---------------- */
.product-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:40px;display:grid;grid-template-columns:460px 1fr;gap:40px;align-items:center}
.product-card.flip{grid-template-columns:1fr 460px}
.tag-pill{display:inline-flex;align-items:center;padding:6px 14px;border-radius:100px;font-size:12px;font-weight:500;letter-spacing:1px}
.tag-gold{background:var(--gold-soft);color:var(--gold-text)}
.tag-teal{background:var(--teal-soft);color:var(--teal-text)}
.product-card h2{font-family:var(--font-serif);font-weight:600;font-size:27px;color:var(--ink);line-height:38px;margin:18px 0 10px}
.product-card .p-desc{font-size:15px;color:var(--text);line-height:27px}
.product-card .module-list{display:flex;flex-direction:column;gap:10px;margin-top:18px}
.p-link{display:inline-flex;align-items:center;gap:8px;margin-top:24px;font-size:15px;font-weight:500;color:var(--ink)}
.p-link svg{width:16px;height:16px;transition:transform .2s}
.p-link:hover svg{transform:translateX(4px)}
.p-link:hover{color:var(--teal)}
.ghost-card{border:1px solid rgba(31,58,95,.22);border-radius:var(--radius-lg);padding:36px 40px;text-align:center;background:var(--white);display:flex;flex-direction:column;align-items:center;gap:12px}
.ghost-card .icon{width:36px;height:36px}
.ghost-card h3{font-size:18px;color:var(--ink)}
.ghost-card p{max-width:480px;font-size:13px;color:var(--muted)}

/* ---------------- 界面示意（HTML mockup） ---------------- */
.mockup{background:var(--paper);border:1px solid rgba(31,58,95,.1);border-radius:var(--radius-md);padding:24px;display:flex;flex-direction:column;gap:14px}
.mockup-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.mockup-dots{display:flex;gap:8px}
.mockup-dots span{width:8px;height:8px;border-radius:50%}
.mockup-dots span:nth-child(1){background:var(--gold)}
.mockup-dots span:nth-child(2){background:var(--teal)}
.mockup-dots span:nth-child(3){background:rgba(31,58,95,.35)}
.mockup-title{font-size:12px;font-weight:500;color:var(--muted)}
.mockup-pill{font-size:11px;color:var(--muted);background:var(--white);border:1px solid var(--line);border-radius:100px;padding:4px 10px}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.stat-block{background:var(--white);border-radius:var(--radius-sm);padding:12px 14px}
.stat-block .num{font-family:var(--font-serif);font-weight:600;font-size:22px;color:var(--ink)}
.stat-block .lab{font-size:11px;color:var(--muted)}
.chart-card{background:var(--white);border-radius:var(--radius-sm);padding:14px 16px;display:flex;flex-direction:column;gap:10px}
.chart-head{display:flex;justify-content:space-between;font-size:11px;color:var(--muted)}
.bar-line{display:grid;grid-template-columns:44px 1fr 44px;align-items:center;gap:10px;font-size:12px;color:var(--ink)}
.bar-track{height:8px;border-radius:4px;background:#E9E2D3;overflow:hidden}
.bar-fill{height:100%;border-radius:4px}
.bar-num{font-size:11px;color:var(--muted);text-align:right}
.mockup-note{font-size:11px;color:var(--faint)}

/* 志愿方案行 */
.plan-row{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--white);border-radius:var(--radius-sm);padding:12px 14px}
.plan-info{display:flex;align-items:center;gap:10px}
.plan-name{font-size:12.5px;font-weight:500;color:var(--ink)}
.plan-tag{font-size:10.5px;font-weight:500;border-radius:100px;padding:3px 8px}
.plan-bar{width:150px;flex:none}

/* ---------------- 产品页内页 ---------------- */
.product-hero{background:var(--white);border-bottom:1px solid var(--line-soft);padding:72px 0 0}
.product-hero .tag-pill{margin-bottom:16px}
.product-hero h1{font-family:var(--font-serif);font-weight:600;font-size:clamp(30px,4vw,42px);color:var(--ink);letter-spacing:2px;line-height:1.35}
.product-hero .p-desc{max-width:720px;font-size:16px;color:var(--text);line-height:28px;margin-top:14px}
.product-stats{display:flex;gap:48px;margin-top:36px;flex-wrap:wrap}
.product-stats .ps-item{padding-bottom:28px;border-bottom:3px solid transparent}
.product-stats .ps-item.on{border-bottom-color:var(--gold)}
.product-stats .num{font-family:var(--font-serif);font-weight:600;font-size:32px;color:var(--ink)}
.product-stats .lab{font-size:13px;color:var(--muted)}
.product-tabs{display:flex;gap:8px;flex-wrap:wrap;padding:20px 0 24px}
.product-tabs a{font-size:13px;font-weight:500;color:var(--muted);padding:8px 16px;border-radius:100px;border:1px solid var(--line);background:var(--paper);transition:all .2s}
.product-tabs a:hover{color:var(--ink);border-color:var(--ink)}
.product-tabs a.active{background:var(--ink);color:#fff;border-color:var(--ink)}

/* 页内小节 */
.feature-block{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.feature-block + .feature-block{margin-top:72px}
.feature-block .fb-item + .fb-item{margin-top:26px}
.fb-item h3{font-size:17px;color:var(--ink);font-weight:700;font-family:var(--font-sans)}
.fb-item p{font-size:14px;color:var(--text);line-height:26px;margin-top:4px}
.fb-path{font-size:12px;color:var(--gold-text);margin-top:8px;letter-spacing:.5px}
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step-item .no{font-family:var(--font-serif);font-size:26px;color:var(--gold-text);font-weight:600}
.step-item h3{font-size:16px;color:var(--ink);margin:6px 0 4px;font-weight:700}
.step-item p{font-size:13px;color:var(--muted);line-height:23px}
.chip-row{display:flex;gap:12px;flex-wrap:wrap}
.chip{background:var(--gold-soft);color:var(--ink);font-size:13px;font-weight:500;padding:8px 18px;border-radius:var(--radius-sm)}
.note-strip{background:var(--gold-soft);border-left:3px solid var(--gold);border-radius:var(--radius-sm);padding:16px 20px;font-size:13.5px;color:var(--ink);line-height:26px}
.note-strip .ns-label{font-weight:700;color:var(--gold-text);margin-right:8px}
.note-strip.blue{background:rgba(42,157,143,.1);border-left-color:var(--teal)}
.num-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.num-stats .ns-item .num{font-family:var(--font-serif);font-weight:600;font-size:44px;color:var(--ink)}
.num-stats .ns-item .num.warn{color:#B54334}
.num-stats .ns-item .lab{font-size:13px;color:var(--muted);margin-top:2px}
.status-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.status-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);padding:20px;text-align:center}
.status-card.on{background:var(--ink);border-color:var(--ink)}
.status-card h4{font-size:16px;color:var(--ink);font-weight:700}
.status-card.on h4{color:#fff}
.status-card p{font-size:12px;color:var(--muted);margin-top:4px}
.status-card.on p{color:rgba(255,255,255,.7)}
.list-numbered{display:flex;flex-direction:column}
.list-numbered li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line-soft)}
.list-numbered li:last-child{border-bottom:none}
.list-numbered .no{font-size:13px;color:var(--gold-text);font-weight:600;width:24px;flex:none;padding-top:2px}
.list-numbered h4{font-size:15px;color:var(--ink);font-weight:700}
.list-numbered p{font-size:13px;color:var(--muted);line-height:22px}

/* 流程五环节 */
.flow-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.flow-item{border-top:3px solid var(--line);padding-top:14px}
.flow-item.gold{border-top-color:var(--gold)}
.flow-item .no{font-size:13px;color:var(--gold-text);font-weight:600}
.flow-item h4{font-size:15px;color:var(--ink);font-weight:700;margin:4px 0}
.flow-item p{font-size:12.5px;color:var(--muted);line-height:21px}

/* 表格 */
.data-table{width:100%;border-collapse:collapse;background:var(--white);border-radius:var(--radius-md);overflow:hidden}
.data-table th{font-size:13px;font-weight:600;color:var(--ink);text-align:left;padding:12px 16px;border-bottom:2px solid var(--line);background:var(--paper)}
.data-table td{font-size:13.5px;color:var(--text);padding:11px 16px;border-bottom:1px solid var(--line-soft)}
.data-table td.gold{color:var(--gold-text);font-weight:500}

/* ---------------- 深色合作区 ---------------- */
.coop-section{background:var(--ink);color:#fff;padding:96px 0}
.coop-section .section-label{color:var(--gold)}
.coop-section .section-title{color:var(--paper)}
.coop-section .section-sub{color:#C9D4E0}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.contact-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:10px;min-height:248px;padding:28px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center}
.contact-card .icon-circle{width:44px;height:44px;border-radius:50%;background:var(--gold);display:flex;align-items:center;justify-content:center}
.contact-card .icon-circle svg{width:22px;height:22px}
.contact-card .c-label{font-size:13px;font-weight:500;color:#C9D4E0;letter-spacing:2px}
.contact-card .c-value{font-family:var(--font-serif);font-weight:600;font-size:22px;color:var(--paper);letter-spacing:1px}
.contact-card .c-note{font-size:12px;color:#8FA3B8}
.coop-cta{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:48px;flex-wrap:wrap}
.coop-cta .cta-note{font-size:13px;color:#8FA3B8}

/* ---------------- 弹窗 ---------------- */
.modal-mask{position:fixed;inset:0;background:rgba(23,47,77,.55);display:none;align-items:center;justify-content:center;z-index:200;padding:24px}
.modal-mask.open{display:flex}
.modal{background:var(--white);border-radius:var(--radius-lg);max-width:520px;width:100%;padding:36px;position:relative;max-height:90vh;overflow:auto}
.modal-close{position:absolute;top:16px;right:16px;background:none;border:none;cursor:pointer;padding:6px;color:var(--muted)}
.modal-close svg{width:20px;height:20px}
.modal h3{font-family:var(--font-serif);font-size:22px;color:var(--ink);letter-spacing:1px}
.modal .m-sub{font-size:13px;color:var(--muted);margin:6px 0 22px}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:13px;font-weight:500;color:var(--ink);margin-bottom:6px}
.form-row input,.form-row select,.form-row textarea{width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);padding:10px 14px;font-size:14px;font-family:var(--font-sans);color:var(--text);background:var(--paper);outline:none;transition:border .2s}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:var(--gold)}
.form-row.split{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.modal .btn-gold{width:100%;margin-top:8px}
.modal-success{display:none;text-align:center;padding:20px 0}
.modal-success .ok-icon{width:56px;height:56px;border-radius:50%;background:var(--teal-soft);display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.modal-success .ok-icon svg{width:28px;height:28px}
.modal-success h4{font-family:var(--font-serif);font-size:20px;color:var(--ink)}
.modal-success p{font-size:13.5px;color:var(--muted);margin-top:8px;line-height:24px}
.modal.direct-row{display:flex;gap:12px;justify-content:center;margin-top:18px;font-size:13px}
.modal.direct-row a{color:var(--ink);font-weight:500;border-bottom:1px dashed rgba(31,58,95,.4)}

/* ---------------- 页脚 ---------------- */
.site-footer{background:var(--ink-deep);color:#fff;padding:40px 0 28px}
.footer-horizon{margin-bottom:36px}
.footer-grid{display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap}
.footer-brand{display:flex;flex-direction:column;gap:14px;max-width:320px}
.footer-logo-row{display:flex;align-items:center;gap:10px}
.footer-logo-tile{width:40px;height:40px;border-radius:9px;background:var(--paper);display:flex;align-items:center;justify-content:center;flex:none}
.footer-logo-tile svg{width:30px;height:30px}
.footer-brand .f-cn{font-family:var(--font-serif);font-weight:700;font-size:20px;color:var(--paper);letter-spacing:3px}
.footer-brand .f-div{width:1px;height:20px;background:rgba(250,247,240,.35)}
.footer-brand .f-en{font-size:10px;font-weight:500;color:#8FA3B8;letter-spacing:2.5px}
.footer-brand .f-slogan{font-family:var(--font-serif);font-size:15px;color:var(--gold);letter-spacing:2px}
.footer-brand .f-tag{font-size:12px;color:#8FA3B8;letter-spacing:1px}
.footer-col h5{font-size:13px;font-weight:500;color:var(--paper);letter-spacing:2px;margin-bottom:12px}
.footer-col a,.footer-col span{display:block;font-size:13px;color:#C9D4E0;margin-bottom:10px}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{margin-top:36px;border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:#8FA3B8}

/* ---------------- 响应式 ---------------- */
@media (max-width:1024px){
  .grid-3,.grid-4,.grid-5{grid-template-columns:repeat(2,1fr)}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .flow-steps{grid-template-columns:repeat(2,1fr);gap:24px}
  .product-card,.product-card.flip{grid-template-columns:1fr}
  .feature-block{grid-template-columns:1fr;gap:32px}
  .num-stats{grid-template-columns:repeat(2,1fr)}
  .status-cards{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:768px){
  .nav-links{display:none;position:absolute;top:76px;left:0;right:0;background:var(--white);flex-direction:column;align-items:flex-start;padding:20px 24px;gap:18px;border-bottom:1px solid var(--line);box-shadow:0 8px 24px rgba(31,58,95,.08)}
  .nav-links.open{display:flex}
  .site-header{position:relative}
  .nav-toggle{display:block}
  .nav-bar .btn-primary{display:none}
  .grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr}
  .step-grid,.flow-steps{grid-template-columns:1fr}
  .status-cards{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  .hero{padding:56px 0 64px}
  .hero h1{letter-spacing:4px}
  .form-row.split{grid-template-columns:1fr}
  .product-card,.product-card.flip{padding:24px}
  .card{padding:24px}
  .product-stats{gap:24px}
}