:root{
  --navy:#0f2540;
  --navy-2:#17395e;
  --navy-3:#1e4c7a;
  --blue:#1a6fc4;
  --blue-light:#e8f2fb;
  --blue-mid:#cfe3f6;
  --amber:#c8892a;
  --amber-light:#fdf6e9;
  --ink:#16202c;
  --ink-2:#44546a;
  --ink-3:#7b8a9c;
  --line:#e2e8ef;
  --line-2:#cfd8e3;
  --bg:#ffffff;
  --bg-soft:#f5f8fb;
  --bg-soft-2:#eef3f8;
  --radius:10px;
  --radius-lg:16px;
  --shadow:0 2px 12px rgba(15,37,64,.06);
  --shadow-lg:0 8px 30px rgba(15,37,64,.10);
  --max:1180px;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans CJK SC",-apple-system,BlinkMacSystemFont,"Segoe UI",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);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--navy);
  color:rgba(255,255,255,.78);
  font-size:13px;
  line-height:1;
}
.topbar .wrap{
  display:flex;align-items:center;gap:22px;
  min-height:38px;flex-wrap:wrap;
}
.topbar .tb-item{display:flex;align-items:center;gap:7px;white-space:nowrap}
.topbar .tb-right{margin-left:auto;display:flex;gap:20px;flex-wrap:wrap;align-items:center}
.topbar a:hover{color:#fff}
.topbar svg{flex:0 0 auto;opacity:.85}

/* ---------- 导航 ---------- */
.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav .wrap{display:flex;align-items:center;gap:28px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-logo{height:44px;width:auto;display:block}
.brand-mark{
  width:40px;height:40px;border-radius:9px;
  background:var(--navy);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:700;font-size:17px;letter-spacing:.5px;
  flex:0 0 auto;
}
.brand-text strong{display:block;font-size:17px;font-weight:700;letter-spacing:.3px;line-height:1.3}
.brand-text span{display:block;font-size:11px;color:var(--ink-3);letter-spacing:.9px;line-height:1.3;text-transform:uppercase}

.nav-links{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav-links a{
  padding:9px 14px;border-radius:8px;font-size:15px;color:var(--ink-2);
  transition:background .16s,color .16s;white-space:nowrap;
}
.nav-links a:hover{background:var(--bg-soft-2);color:var(--navy)}
.nav-links a.active{color:var(--blue);font-weight:600;background:var(--blue-light)}
.nav-cta{
  margin-left:8px;padding:10px 20px !important;border-radius:8px;
  background:var(--blue);color:#fff !important;font-weight:600;font-size:15px;
  transition:background .16s;
}
.nav-cta:hover{background:var(--navy-3) !important}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border:1px solid var(--line-2);
  border-radius:9px;background:#fff;cursor:pointer;padding:0;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--navy);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:19px;height:2px;background:var(--navy);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:9px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .16s;
  font-family:inherit;line-height:1.4;
}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--navy-3);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-outline{background:#fff;color:var(--navy);border-color:var(--line-2)}
.btn-outline:hover{border-color:var(--blue);color:var(--blue)}
.btn-lg{padding:15px 34px;font-size:16px}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0}
.section-sm{padding:56px 0}
.section-soft{background:var(--bg-soft)}
.section-navy{background:var(--navy);color:#fff}
.section-navy .sec-lead,.section-navy .sec-title{color:#fff}
.section-navy .sec-title em{color:#7fb8ea}

.sec-head{max-width:760px;margin:0 auto 46px;text-align:center}
.sec-head.left{margin-left:0;text-align:left}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:1.6px;
  color:var(--blue);text-transform:uppercase;margin-bottom:14px;
}
.section-navy .eyebrow{color:#7fb8ea}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor;border-radius:2px}
.sec-title{
  font-size:32px;line-height:1.4;font-weight:700;letter-spacing:-.2px;
  color:var(--navy);
}
.sec-title em{font-style:normal;color:var(--blue)}
.sec-lead{margin-top:16px;color:var(--ink-2);font-size:16px;line-height:1.85}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--navy);
  color:#fff;
  padding:88px 0 76px;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 78% 22%, rgba(26,111,196,.34), transparent 46%),
    radial-gradient(circle at 12% 88%, rgba(30,76,122,.42), transparent 48%);
  pointer-events:none;
}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:56px;align-items:center}
.hero h1{
  font-size:44px;line-height:1.3;font-weight:700;letter-spacing:-.6px;
  margin-bottom:22px;
}
.hero h1 em{font-style:normal;color:#7fb8ea}
.hero p.lead{
  font-size:17px;line-height:1.9;color:rgba(255,255,255,.8);
  margin-bottom:32px;max-width:560px;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:100px;
  background:rgba(127,184,234,.14);border:1px solid rgba(127,184,234,.34);
  font-size:13.5px;color:#a8d0f2;font-weight:500;margin-bottom:24px;
}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:#6ee7a8;flex:0 0 auto}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-note{margin-top:22px;font-size:13.5px;color:rgba(255,255,255,.5)}

.hero-card{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-lg);
  padding:28px;
  backdrop-filter:blur(6px);
}
.hero-card h3{
  font-size:15px;font-weight:600;color:#a8d0f2;
  letter-spacing:1.2px;text-transform:uppercase;margin-bottom:20px;
}
.hero-metrics{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hero-metric{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius);padding:16px;
}
.hero-metric b{display:block;font-size:26px;font-weight:700;color:#fff;line-height:1.2;letter-spacing:-.5px}
.hero-metric b small{font-size:15px;font-weight:600;margin-left:2px}
.hero-metric span{display:block;font-size:13px;color:rgba(255,255,255,.62);margin-top:5px}

/* ---------- 数据条 ---------- */
.stats-strip{
  background:var(--bg-soft);
  border-bottom:1px solid var(--line);
  padding:0;
}
.stats-grid{display:grid;grid-template-columns:repeat(5,1fr)}
.stat{padding:32px 16px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat b{display:block;font-size:31px;font-weight:700;color:var(--navy);letter-spacing:-1px;line-height:1.15}
.stat b small{font-size:17px;font-weight:600;margin-left:2px;color:var(--blue)}
.stat span{display:block;font-size:14px;color:var(--ink-2);margin-top:8px}

/* ---------- 卡片 ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}

/* ---------- 高校合作墙 ---------- */
.uni-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.uni-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 20px;display:flex;align-items:center;justify-content:center;
  min-height:118px;transition:transform .2s,box-shadow .2s;
}
.uni-card:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(15,37,64,.09)}
.uni-card img{max-width:100%;max-height:90px;width:auto;height:auto;object-fit:contain}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px;transition:border-color .18s,box-shadow .18s,transform .18s;
}
.card:hover{border-color:var(--blue-mid);box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.card-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:9px;
  background:var(--blue-light);color:var(--blue);
  font-weight:700;font-size:15px;margin-bottom:18px;
}
.card h3{font-size:18.5px;font-weight:700;color:var(--navy);margin-bottom:12px;line-height:1.5}
.card p{color:var(--ink-2);font-size:15px;line-height:1.85}
.card ul{margin-top:14px}
.card ul li{
  position:relative;padding-left:19px;font-size:14.5px;color:var(--ink-2);
  line-height:1.8;margin-bottom:7px;
}
.card ul li::before{
  content:"";position:absolute;left:0;top:11px;
  width:6px;height:6px;border-radius:50%;background:var(--blue-mid);
}

/* 深色卡片 */
.card-dark{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius-lg);padding:28px;
}
.card-dark h3{font-size:18px;font-weight:600;color:#fff;margin-bottom:12px}
.card-dark p{color:rgba(255,255,255,.72);font-size:15px;line-height:1.85}
.card-dark .card-num{background:rgba(127,184,234,.16);color:#7fb8ea}

/* ---------- 痛点对照 ---------- */
.pain-pair{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;
}
.pain-pair .pp-head{
  display:grid;grid-template-columns:1fr 1fr;
  border-bottom:1px solid var(--line);
}
.pain-pair .pp-head div{
  padding:14px 22px;font-size:14.5px;font-weight:600;letter-spacing:.4px;
}
.pain-pair .pp-head .pp-bad{background:#fdf2f2;color:#a63a3a}
.pain-pair .pp-head .pp-good{background:var(--blue-light);color:var(--blue);border-left:1px solid var(--line)}
.pain-pair .pp-row{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line)}
.pain-pair .pp-row:last-child{border-bottom:none}
.pain-pair .pp-row > div{padding:20px 22px;font-size:15px;line-height:1.8}
.pain-pair .pp-row .pp-bad{color:var(--ink-2);background:#fffaf9}
.pain-pair .pp-row .pp-good{
  color:var(--ink);background:#fff;border-left:1px solid var(--line);font-weight:500;
}
.pain-pair .pp-row .pp-good::before{
  content:"";display:inline-block;width:6px;height:6px;border-radius:50%;
  background:var(--blue);margin-right:9px;vertical-align:middle;
}

/* ---------- 表格 ---------- */
.table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;
}
.table-wrap.scroll{overflow-x:auto}
table.data{width:100%;border-collapse:collapse;font-size:15px}
table.data thead th{
  background:var(--navy);color:#fff;font-weight:600;font-size:14.5px;
  padding:15px 20px;text-align:left;white-space:nowrap;
  letter-spacing:.3px;
}
table.data td{
  padding:15px 20px;border-bottom:1px solid var(--line);
  color:var(--ink-2);line-height:1.7;
}
table.data tbody tr:last-child td{border-bottom:none}
table.data tbody tr:hover td{background:var(--bg-soft)}
table.data td.hl{color:var(--navy);font-weight:600}
table.data td.rate{color:var(--blue);font-weight:700;font-size:16px}
table.data .price{color:var(--amber);font-weight:700}
.tbl-note{
  padding:14px 20px;background:var(--bg-soft);border-top:1px solid var(--line);
  font-size:13.5px;color:var(--ink-3);line-height:1.75;
}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.flow-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;position:relative;
}
.flow-step .fs-num{
  font-size:13px;font-weight:700;color:var(--blue);letter-spacing:1.4px;
  margin-bottom:12px;display:block;
}
.flow-step h4{font-size:17px;font-weight:700;color:var(--navy);margin-bottom:10px}
.flow-step p{font-size:14.5px;color:var(--ink-2);line-height:1.85}
.flow-step::after{
  content:"";position:absolute;right:-11px;top:50%;transform:translateY(-50%);
  width:11px;height:1px;background:var(--line-2);
}
.flow-step:nth-child(3n)::after,.flow-step:last-child::after{display:none}

/* ---------- 对比数字 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}
.compare-box{
  border-radius:var(--radius-lg);padding:30px;border:1px solid var(--line);
}
.compare-box.bad{background:#fdf7f7;border-color:#f2dede}
.compare-box.good{background:var(--blue-light);border-color:var(--blue-mid)}
.compare-box h3{
  font-size:17px;font-weight:700;margin-bottom:20px;
  padding-bottom:14px;border-bottom:1px solid rgba(0,0,0,.07);
}
.compare-box.bad h3{color:#a63a3a}
.compare-box.good h3{color:var(--blue)}
.compare-box dl{display:flex;flex-direction:column;gap:12px}
.compare-box dl > div{display:flex;justify-content:space-between;gap:14px;align-items:baseline}
.compare-box dt{font-size:14.5px;color:var(--ink-2)}
.compare-box dd{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap}
.compare-box.bad dd{color:#a63a3a}
.compare-box.good dd{color:var(--blue)}
.compare-total{
  margin-top:20px;padding-top:18px;border-top:1.5px solid rgba(0,0,0,.1);
  display:flex;justify-content:space-between;align-items:baseline;
}
.compare-total span{font-size:15px;font-weight:600;color:var(--ink)}
.compare-total b{font-size:27px;font-weight:700;letter-spacing:-.7px}
.compare-box.bad .compare-total b{color:#a63a3a}
.compare-box.good .compare-total b{color:var(--blue)}

.result-banner{
  margin-top:24px;background:var(--navy);color:#fff;border-radius:var(--radius-lg);
  padding:26px 32px;display:flex;align-items:center;gap:24px;flex-wrap:wrap;
}
.result-banner .rb-label{font-size:15px;color:rgba(255,255,255,.72)}
.result-banner b{font-size:30px;font-weight:700;color:#7fb8ea;letter-spacing:-.8px}
.result-banner .rb-sep{width:1px;height:40px;background:rgba(255,255,255,.18)}

/* ---------- 品类 ---------- */
.cat-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;border-top:3px solid var(--blue);
}
.cat-item h3{font-size:17.5px;font-weight:700;color:var(--navy);margin-bottom:14px}
.cat-item ul li{
  position:relative;padding-left:18px;font-size:14.5px;color:var(--ink-2);
  line-height:1.85;margin-bottom:8px;
}
.cat-item ul li::before{
  content:"";position:absolute;left:0;top:12px;width:5px;height:5px;
  border-radius:50%;background:var(--amber);
}
.cat-tag{
  display:inline-block;font-size:12px;font-weight:600;color:var(--amber);
  background:var(--amber-light);border-radius:5px;padding:3px 9px;margin-bottom:13px;
  letter-spacing:.3px;
}

/* ---------- 优势列表 ---------- */
.adv-list{display:flex;flex-direction:column;gap:18px}
.adv{
  display:grid;grid-template-columns:56px 1fr;gap:22px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 30px;
}
.adv-icon{
  width:56px;height:56px;border-radius:13px;background:var(--blue-light);
  display:flex;align-items:center;justify-content:center;
}
.adv-icon svg{width:26px;height:26px;stroke:var(--blue);fill:none;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.adv h3{font-size:17.5px;font-weight:700;color:var(--navy);margin-bottom:9px}
.adv p{font-size:15px;color:var(--ink-2);line-height:1.85}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:44px;align-items:start}
.contact-list{display:flex;flex-direction:column;gap:20px}
.contact-item{
  display:grid;grid-template-columns:48px 1fr;gap:18px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px 24px;
}
.contact-item .ci-icon{
  width:48px;height:48px;border-radius:12px;background:var(--blue-light);
  display:flex;align-items:center;justify-content:center;
}
.contact-item .ci-icon svg{width:22px;height:22px;stroke:var(--blue);fill:none;
  stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.contact-item h4{font-size:14px;font-weight:600;color:var(--ink-3);letter-spacing:.5px;margin-bottom:6px}
.contact-item p,.contact-item a{font-size:16px;color:var(--ink);font-weight:500;line-height:1.7}
.contact-item a:hover{color:var(--blue)}
.contact-item .ci-note{font-size:13.5px;color:var(--ink-3);font-weight:400;margin-top:4px;display:block}

.person-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px 24px;display:flex;align-items:center;gap:16px;
}
.person-card .pc-avatar{
  width:50px;height:50px;border-radius:50%;background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:600;flex:0 0 auto;
}
.person-card .pc-info strong{display:block;font-size:16.5px;font-weight:700;color:var(--navy)}
.person-card .pc-info span{display:block;font-size:13.5px;color:var(--ink-3);margin-top:2px}
.person-card .pc-tel{
  margin-left:auto;font-size:16.5px;font-weight:700;color:var(--blue);
  white-space:nowrap;
}

/* ---------- 表单 ---------- */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{
  display:block;font-size:14px;font-weight:600;color:var(--ink-2);
  margin-bottom:8px;
}
.field label i{color:#c0392b;font-style:normal;margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border:1px solid var(--line-2);
  border-radius:9px;font-size:15px;font-family:inherit;color:var(--ink);
  background:#fff;transition:border-color .16s,box-shadow .16s;
}
.field textarea{resize:vertical;min-height:120px;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);
  box-shadow:0 0 0 3px rgba(26,111,196,.12);
}
.field .hint{font-size:13px;color:var(--ink-3);margin-top:6px}
.form-foot{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:6px}
.form-foot .hint{font-size:13px;color:var(--ink-3)}

/* ---------- 通用底部 CTA ---------- */
.cta-band{
  background:var(--navy);color:#fff;padding:64px 0;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 84% 40%, rgba(26,111,196,.36), transparent 50%);
}
.cta-band .wrap{position:relative;z-index:2}
.cta-inner{display:flex;align-items:center;gap:32px;flex-wrap:wrap}
.cta-inner .cta-text{flex:1 1 380px}
.cta-inner h2{font-size:29px;font-weight:700;line-height:1.45;margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.75);font-size:16px;line-height:1.8}
.cta-inner .cta-act{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.footer{background:#0b1b2e;color:rgba(255,255,255,.62);font-size:14px;
  padding:60px 0 0;line-height:1.8}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:44px;
}
.footer h4{
  color:#fff;font-size:15px;font-weight:600;margin-bottom:18px;
  letter-spacing:.4px;
}
.footer .f-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer .f-brand .brand-logo{height:42px;background:#fff;padding:6px 9px;border-radius:9px}
.footer .f-brand strong{color:#fff;font-size:16.5px;font-weight:700;display:block;line-height:1.35}
.footer .f-brand span{font-size:11px;color:rgba(255,255,255,.45);
  letter-spacing:.8px;text-transform:uppercase;display:block}
.footer p{color:rgba(255,255,255,.58);font-size:14px;line-height:1.9}
.footer ul li{margin-bottom:10px}
.footer ul a:hover{color:#fff}
.footer .f-contact li{display:flex;gap:10px;align-items:flex-start}
.footer .f-contact strong{color:rgba(255,255,255,.86);font-weight:500}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.42);
}
.footer-bottom a:hover{color:rgba(255,255,255,.8)}

/* ---------- 页面头 ---------- */
.page-head{
  background:var(--navy);color:#fff;padding:62px 0 54px;position:relative;overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 30%, rgba(26,111,196,.3), transparent 52%);
}
.page-head .wrap{position:relative;z-index:2}
.crumb{font-size:13.5px;color:rgba(255,255,255,.5);margin-bottom:16px}
.crumb a:hover{color:#fff}
.crumb span{margin:0 8px;opacity:.5}
.page-head h1{font-size:35px;font-weight:700;line-height:1.35;letter-spacing:-.3px;margin-bottom:14px}
.page-head p{font-size:16.5px;color:rgba(255,255,255,.74);max-width:760px;line-height:1.85}

/* ---------- 工具类 ---------- */
.mb-0{margin-bottom:0}
.mt-32{margin-top:32px}
.mt-40{margin-top:40px}
.mt-24{margin-top:24px}
.center{text-align:center}
.note-box{
  background:var(--amber-light);border:1px solid #f2e2c4;border-left:3px solid var(--amber);
  border-radius:8px;padding:16px 20px;font-size:14px;color:#7a5a1e;line-height:1.8;
}
.note-box strong{color:#5e4514}
.info-box{
  background:var(--blue-light);border:1px solid var(--blue-mid);
  border-radius:var(--radius-lg);padding:24px 28px;
}
.info-box h3{font-size:17px;font-weight:700;color:var(--navy);margin-bottom:10px}
.info-box p{font-size:15px;color:var(--ink-2);line-height:1.85}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero h1{font-size:38px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-step:nth-child(3n)::after{display:block}
  .flow-step:nth-child(2n)::after,.flow-step:last-child::after{display:none}
}
@media (max-width:900px){
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 18px;
    box-shadow:var(--shadow-lg);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 14px;border-radius:8px}
  .nav-cta{margin:8px 0 0;text-align:center}
  .nav-toggle{display:flex}
  .nav .wrap{position:relative}
  .grid-2,.grid-3,.contact-grid,.compare{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat{border-bottom:1px solid var(--line)}
  .stat:nth-child(2n){border-right:none}
  .stat:nth-last-child(-n+2){border-bottom:none}
  .stats-grid .stat:nth-child(5){grid-column:1/-1;border-bottom:none}
  .uni-grid{grid-template-columns:repeat(3,1fr)}
  .sec-title{font-size:27px}
  .section{padding:60px 0}
  .hero{padding:64px 0 56px}
  .hero h1{font-size:32px}
  .page-head h1{font-size:29px}
  .pain-pair .pp-head,.pain-pair .pp-row{grid-template-columns:1fr}
  .pain-pair .pp-head .pp-good{border-left:none;border-top:1px solid var(--line)}
  .pain-pair .pp-row .pp-good{border-left:none;border-top:1px solid var(--line)}
  .flow{grid-template-columns:1fr}
  .flow-step::after{display:none !important}
  .cta-inner h2{font-size:24px}
  .adv{grid-template-columns:1fr;gap:16px}
}
@media (max-width:600px){
  .wrap{padding:0 18px}
  .topbar{font-size:12px}
  .topbar .wrap{gap:14px;padding:8px 18px;min-height:auto;justify-content:center}
  .topbar .tb-right{margin-left:0;justify-content:center;gap:14px}
  .hero h1{font-size:27px}
  .hero p.lead{font-size:15.5px}
  .hero-metrics{grid-template-columns:1fr}
  .sec-title{font-size:24px}
  .stat b{font-size:27px}
  .grid-4{grid-template-columns:1fr}
  .uni-grid{grid-template-columns:repeat(2,1fr)}
  .uni-card{min-height:96px;padding:20px 14px}
  .uni-card img{max-height:70px}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .result-banner{padding:22px 24px;gap:16px}
  .result-banner .rb-sep{display:none}
  .result-banner b{font-size:25px}
  .btn{width:100%;padding:13px 20px}
  .hero-actions,.cta-inner .cta-act{flex-direction:column;width:100%}
  .card{padding:24px}
  .form-card{padding:24px}
  .compare-total b{font-size:23px}
  .person-card{flex-wrap:wrap}
  .person-card .pc-tel{margin-left:0;width:100%}
}