/* HUWO.AI BOSS 官网样式 */
:root{
  --ink:#0b5563; --ink2:#083f49; --ink3:#062c33;
  --gold:#c8a25a; --gold2:#b8924a;
  --paper:#fbf9f4; --line:#e6e2d8; --text:#2b3838; --muted:#7d8786;
  --serif:"Noto Serif SC","Songti SC","STSong",serif;
  --sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--sans);color:var(--text);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased;}
a{text-decoration:none;color:inherit;}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink2);line-height:1.25;}
.gold{color:var(--gold);}
.hide-m{display:inline;}

/* 按钮 */
.btn-gold{display:inline-block;background:var(--gold);color:#24302f;font-weight:700;padding:13px 28px;border-radius:10px;transition:.2s;}
.btn-gold:hover{background:var(--gold2);transform:translateY(-1px);}
.btn-ghost{display:inline-block;border:1px solid rgba(255,255,255,.4);color:#fff;padding:13px 28px;border-radius:10px;transition:.2s;}
.btn-ghost:hover{background:rgba(255,255,255,.1);}
.btn-outline{display:inline-block;border:1px solid var(--ink);color:var(--ink);padding:12px 24px;border-radius:10px;font-weight:600;transition:.2s;}
.btn-outline:hover{background:var(--ink);color:#fff;}
.btn-sm{padding:9px 16px;font-size:13.5px;}
.block{display:block;width:100%;text-align:center;}
.lg{padding:16px 40px;font-size:16px;}

/* 导航 */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:.25s;}
.nav.scrolled{background:rgba(8,63,73,.92);backdrop-filter:blur(10px);box-shadow:0 6px 24px rgba(0,0,0,.15);}
.nav-in{max-width:1180px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;}
.brand{font-family:var(--serif);font-size:21px;color:#fff;letter-spacing:.5px;}
.brand b{color:var(--gold);}
.nav-links{display:flex;align-items:center;gap:26px;font-size:14px;color:#e7efee;}
.nav-links a:hover{color:var(--gold);}
.nav-login{font-weight:600;}
.nav-burger{display:none;background:none;border:0;color:#fff;font-size:24px;cursor:pointer;}

/* Hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;overflow:hidden;}
.hero-bg{position:absolute;inset:0;
  background:
    radial-gradient(900px 500px at 78% 18%, rgba(200,162,90,.22), transparent 60%),
    radial-gradient(1200px 700px at 15% 85%, #12707f 0%, transparent 55%),
    linear-gradient(160deg,#0b5563 0%,#083f49 55%,#062c33 100%);}
.hero-bg:after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(circle at 50% 40%,#000,transparent 75%);}
.hero-in{position:relative;max-width:1180px;margin:0 auto;padding:120px 24px 80px;width:100%;}
.eyebrow{font-size:13px;letter-spacing:3px;color:var(--gold);margin-bottom:22px;font-weight:600;}
.hero h1{font-size:clamp(38px,6vw,68px);color:#fff;font-weight:700;letter-spacing:1px;}
.lead{margin-top:24px;font-size:clamp(15px,1.6vw,18px);color:#d8e5e4;max-width:760px;}
.lead b{color:var(--gold);}
.hero-cta{margin-top:38px;display:flex;gap:16px;flex-wrap:wrap;}
.trust{margin-top:46px;font-size:13px;color:#a9c3c1;display:flex;gap:12px;flex-wrap:wrap;align-items:center;}
.trust i{color:var(--gold);font-style:normal;}

/* 痛点 */
.band{background:#fff;border-bottom:1px solid var(--line);}
.pain{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;padding:54px 24px;}
.pain div{text-align:center;}
.pain-ic{font-size:34px;margin-bottom:12px;}
.pain h3{font-size:18px;margin-bottom:8px;}
.pain p{font-size:14px;color:var(--muted);}

/* 通用 section */
.section{padding:96px 0;}
.section.grey{background:#f3f1ea;}
.sec-head{text-align:center;max-width:720px;margin:0 auto 60px;}
.sec-head.light h2,.sec-head.light p{color:#fff;}
.kicker{font-size:12.5px;letter-spacing:4px;color:var(--gold);font-weight:700;margin-bottom:14px;}
.sec-head h2{font-size:clamp(28px,3.6vw,40px);}
.sec-head p{margin-top:16px;color:var(--muted);font-size:15.5px;}

/* 功能 */
.feat{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.feat article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:34px 32px;transition:.25s;}
.feat article:hover{transform:translateY(-4px);box-shadow:0 20px 44px rgba(11,85,99,.1);border-color:#d8cfbc;}
.f-no{font-family:var(--serif);font-size:30px;color:var(--gold);font-weight:700;margin-bottom:14px;}
.feat h3{font-size:20px;margin-bottom:10px;}
.feat p{color:#5b6766;font-size:14.5px;}

/* 深色/五步 */
.dark{background:linear-gradient(170deg,#0b5563,#062c33);color:#fff;}
.steps{display:flex;align-items:stretch;justify-content:center;gap:8px;flex-wrap:wrap;}
.step{flex:1;min-width:150px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:26px 18px;text-align:center;}
.s-n{width:46px;height:46px;margin:0 auto 14px;border-radius:50%;background:var(--gold);color:#24302f;font-family:var(--serif);font-size:22px;font-weight:700;display:flex;align-items:center;justify-content:center;}
.step h4{color:#fff;font-size:18px;margin-bottom:6px;}
.step p{font-size:13px;color:#b9cfcd;}
.arrow{display:flex;align-items:center;color:var(--gold);font-size:22px;}
.avg{text-align:center;margin-top:34px;color:#d8e5e4;font-size:14.5px;}

/* 定价 */
.price{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-items:stretch;}
.p-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px 26px;display:flex;flex-direction:column;position:relative;}
.p-card.hot{border:2px solid var(--gold);box-shadow:0 22px 50px rgba(200,162,90,.2);transform:translateY(-6px);}
.ribbon{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--gold);color:#24302f;font-size:12px;font-weight:700;padding:4px 14px;border-radius:999px;}
.p-card h3{font-size:19px;margin-bottom:14px;}
.p-price{font-family:var(--serif);font-size:38px;font-weight:700;color:var(--ink);margin-bottom:18px;}
.p-price small{font-size:14px;color:var(--muted);font-weight:400;}
.p-card ul{list-style:none;margin-bottom:24px;flex:1;}
.p-card li{font-size:13.5px;color:#55605f;padding:6px 0 6px 22px;position:relative;}
.p-card li:before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:700;}
.fine{text-align:center;margin-top:28px;color:var(--muted);font-size:13.5px;}

/* 案例 */
.case{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;}
.case-text h2{font-size:34px;margin:14px 0;}
.case-text p{color:#5b6766;}
.tick{list-style:none;margin:22px 0 28px;}
.tick li{padding:8px 0 8px 28px;position:relative;font-size:14.5px;}
.tick li:before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:700;}
.case-card{background:linear-gradient(160deg,#0b5563,#062c33);border-radius:20px;padding:40px;color:#fff;box-shadow:0 30px 60px rgba(6,44,51,.25);}
.case-big{font-family:var(--serif);font-size:52px;font-weight:700;text-align:center;letter-spacing:6px;color:#fff;margin-bottom:30px;}
.case-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;text-align:center;}
.case-meta b{display:block;font-family:var(--serif);font-size:24px;color:var(--gold);}
.case-meta span{font-size:12.5px;color:#b9cfcd;}

/* 创始人 */
.founder{display:grid;grid-template-columns:.8fr 1.4fr;gap:50px;align-items:center;}
.founder-photo{aspect-ratio:1;border-radius:22px;background:linear-gradient(160deg,#0b5563,#062c33);display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:120px;color:var(--gold);font-weight:700;box-shadow:0 30px 60px rgba(6,44,51,.2);}
.founder-text h2{font-size:34px;margin:12px 0 16px;}
.founder-text p{color:#5b6766;margin-bottom:14px;}
.founder-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px;}
.founder-tags span{background:#eef4f3;color:var(--ink);border:1px solid #d9e6e4;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;}

/* 最终 CTA */
.final{background:radial-gradient(900px 400px at 50% 0,rgba(200,162,90,.2),transparent 60%),linear-gradient(160deg,#0b5563,#062c33);padding:100px 0;color:#fff;}
.center{text-align:center;}
.final h2{color:#fff;font-size:clamp(30px,4vw,44px);}
.final p{margin:16px 0 32px;color:#d8e5e4;}

/* Footer */
.footer{background:#051f24;color:#a9c3c1;padding:54px 0 26px;}
.foot-in{display:flex;justify-content:space-between;align-items:flex-start;gap:30px;flex-wrap:wrap;}
.footer .brand{color:#fff;}
.foot-links{display:flex;gap:22px;font-size:14px;flex-wrap:wrap;}
.foot-links a:hover{color:var(--gold);}
.muted{color:#8aa2a0;}
.small{font-size:13px;}
.copy{margin-top:30px;font-size:12.5px;color:#6f8b89;border-top:1px solid rgba(255,255,255,.08);padding-top:20px;}

/* 响应式 */
@media(max-width:900px){
  .nav-links{position:fixed;top:64px;right:16px;left:16px;background:var(--ink2);border-radius:14px;padding:20px;flex-direction:column;align-items:stretch;gap:16px;display:none;box-shadow:0 20px 50px rgba(0,0,0,.3);}
  .nav-links.open{display:flex;}
  .nav-burger{display:block;}
  .pain{grid-template-columns:1fr;gap:26px;}
  .feat{grid-template-columns:1fr;}
  .price{grid-template-columns:1fr 1fr;}
  .case,.founder{grid-template-columns:1fr;}
  .founder-photo{max-width:260px;margin:0 auto;font-size:90px;}
  .arrow{display:none;}
}
@media(max-width:560px){
  .price{grid-template-columns:1fr;}
  .p-card.hot{transform:none;}
  .section{padding:70px 0;}
  .hide-m{display:none;}
  .case-meta{gap:8px;}
}