:root{
    --cream:#fbf4ec;
    --cream-2:#f4e7d8;
    --red:#9e2b25;
    --red-deep:#7a1f1c;
    --gold:#bfa15f;
    --gold-light:#d9c28c;
    --ink:#2b2420;
    --muted:#6b5d52;
    --line:rgba(158,43,37,.18);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    font-family:'Microsoft YaHei','PingFang SC','Heiti SC','SimHei',sans-serif;
    color:var(--ink);
    background:var(--cream);
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
}
h1,h2,h3,h4{font-family:'Songti SC','STSong','SimSun','NSimSun',serif;font-weight:700;letter-spacing:.04em}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.center{text-align:center}

/* 顶部导航 */
header{
    position:fixed;top:0;left:0;right:0;z-index:50;
    background:rgba(251,244,236,.82);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
    transition:all .3s ease;
}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-family:'Songti SC','STSong','SimSun',serif;font-size:24px;font-weight:900;color:var(--red);letter-spacing:.12em;display:flex;align-items:center;gap:10px}
.logo .seal{
    width:34px;height:34px;border:2px solid var(--red);border-radius:6px;
    display:grid;place-items:center;color:var(--red);font-size:16px;font-weight:700;
}
.logo .dom{font-family:'Microsoft YaHei',sans-serif;font-size:13px;color:var(--muted);letter-spacing:.05em;font-weight:400}
.nav-links{display:flex;gap:30px;font-size:15px}
.nav-links a{color:var(--muted);position:relative;transition:color .25s}
.nav-links a:hover{color:var(--red)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--gold);transition:width .25s}
.nav-links a:hover::after{width:100%}
.nav-cta{
    background:var(--red);color:#fff;padding:9px 20px;border-radius:30px;font-size:14px;
    transition:background .25s,transform .25s;
}
.nav-cta:hover{background:var(--red-deep);transform:translateY(-1px)}
.menu-toggle{display:none;font-size:26px;color:var(--red);background:none;border:none;cursor:pointer}

/* 首屏 */
.hero{
    position:relative;min-height:100vh;display:flex;align-items:center;
    background:
        radial-gradient(1200px 600px at 80% -10%,rgba(191,161,95,.18),transparent 60%),
        radial-gradient(900px 500px at 0% 110%,rgba(158,43,37,.12),transparent 55%),
        linear-gradient(160deg,#fdf7ef,#f3e6d6);
    overflow:hidden;
}
.hero .cloud{position:absolute;opacity:.5;color:var(--gold);pointer-events:none}
.hero .cloud.c1{top:12%;left:-60px;font-size:160px}
.hero .cloud.c2{bottom:8%;right:-40px;font-size:200px;opacity:.35}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;width:100%}
.hero-sub{font-family:'Microsoft YaHei',sans-serif;color:var(--gold);letter-spacing:.32em;font-size:13px;margin-bottom:18px;font-weight:600}
.hero h1{
    font-size:clamp(46px,7vw,92px);line-height:1.05;color:var(--ink);
    font-weight:700;letter-spacing:.06em;
}
.hero h1 .accent{color:var(--red)}
.hero .dom-badge{
    display:inline-block;margin-top:14px;font-family:'Microsoft YaHei',sans-serif;font-weight:700;
    font-size:clamp(18px,2.4vw,26px);color:var(--red-deep);letter-spacing:.08em;
    border:1.5px solid var(--line);border-radius:30px;padding:6px 18px;background:rgba(255,255,255,.5);
}
.hero-tag{font-family:'Songti SC','STSong','SimSun',serif;font-size:clamp(18px,2.4vw,26px);color:var(--red-deep);margin:22px 0 14px;letter-spacing:.1em}
.hero-desc{color:var(--muted);max-width:500px;font-size:16px}
.hero-btns{display:flex;gap:16px;margin-top:34px;flex-wrap:wrap}
.btn{
    padding:14px 30px;border-radius:34px;font-size:15px;font-weight:600;cursor:pointer;
    transition:all .25s;border:1.5px solid transparent;display:inline-block;
}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-deep);transform:translateY(-2px);box-shadow:0 10px 26px rgba(158,43,37,.3)}
.btn-ghost{border-color:var(--red);color:var(--red)}
.btn-ghost:hover{background:rgba(158,43,37,.07)}
.hero-card{
    background:rgba(255,255,255,.6);border:1px solid var(--line);border-radius:20px;
    padding:36px 30px;backdrop-filter:blur(6px);box-shadow:0 24px 60px rgba(122,31,28,.12);
    position:relative;
}
.hero-card .big{font-family:'Songti SC','STSong','SimSun',serif;font-size:120px;color:var(--red);text-align:center;line-height:1;font-weight:700}
.hero-card .lbl{text-align:center;color:var(--muted);letter-spacing:.3em;margin-top:8px;font-size:13px}
.hero-card .stat{display:flex;justify-content:space-around;margin-top:26px;border-top:1px solid var(--line);padding-top:20px}
.hero-card .stat div{text-align:center}
.hero-card .stat b{font-family:'Songti SC','STSong','SimSun',serif;font-size:26px;color:var(--red-deep);display:block}
.hero-card .stat span{font-size:12px;color:var(--muted)}

/* 区块通用 */
section{padding:96px 0;position:relative}
.sec-head{text-align:center;margin-bottom:54px}
.sec-kicker{font-family:'Microsoft YaHei',sans-serif;color:var(--gold);letter-spacing:.34em;font-size:12px;font-weight:600}
.sec-title{font-size:clamp(28px,4vw,42px);color:var(--ink);margin:12px 0 10px}
.sec-line{width:60px;height:3px;background:var(--gold);margin:0 auto;border-radius:3px}
.sec-sub{color:var(--muted);max-width:640px;margin:16px auto 0;font-size:15px}

/* 语义与定位 */
.services{background:linear-gradient(180deg,#fdf7ef,#f7ecdd)}
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.svc{
    background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px 24px;text-align:center;
    transition:transform .3s,box-shadow .3s,border-color .3s;
}
.svc:hover{transform:translateY(-8px);box-shadow:0 20px 44px rgba(122,31,28,.14);border-color:var(--gold)}
.svc.primary{border:2px solid var(--red)}
.svc .ic{width:64px;height:64px;margin:0 auto 18px;border-radius:50%;background:var(--cream-2);
    display:grid;place-items:center;color:var(--red);font-size:30px;font-family:'Songti SC','STSong','SimSun',serif}
.svc .py{font-family:'Microsoft YaHei',sans-serif;font-size:12px;color:var(--gold);letter-spacing:.18em;margin-bottom:6px}
.svc h3{font-size:21px;color:var(--red-deep);margin-bottom:10px}
.svc p{color:var(--muted);font-size:14px}
.svc .badge{display:inline-block;margin-top:12px;font-size:11px;background:var(--red);color:#fff;padding:3px 12px;border-radius:20px;letter-spacing:.1em}

/* 适用方向 */
.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.work{
    position:relative;border-radius:16px;overflow:hidden;aspect-ratio:3/4;
    background:linear-gradient(145deg,var(--cream-2),#e9d4bd);
    display:flex;align-items:flex-end;transition:transform .4s;
}
.work:hover{transform:scale(1.02)}
.work .ph{position:absolute;inset:0;display:grid;place-items:center;font-family:'Songti SC','STSong','SimSun',serif;font-size:54px;color:rgba(158,43,37,.25)}
.work .cap{position:relative;z-index:2;width:100%;padding:18px 20px;color:#fff;
    background:linear-gradient(0deg,rgba(122,31,28,.85),transparent)}
.work .cap b{font-family:'Songti SC','STSong','SimSun',serif;font-size:18px;letter-spacing:.08em}
.work .cap span{font-size:12px;opacity:.88;display:block;margin-top:4px}

/* 价值亮点 */
.plans{background:linear-gradient(180deg,#f7ecdd,#fdf7ef)}
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{
    background:#fff;border:1px solid var(--line);border-radius:20px;padding:38px 30px;
    display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s;position:relative;
}
.plan:hover{transform:translateY(-6px);box-shadow:0 22px 50px rgba(122,31,28,.13)}
.plan.featured{border:2px solid var(--red);box-shadow:0 22px 50px rgba(158,43,37,.18)}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--red);color:#fff;
    font-size:12px;padding:5px 16px;border-radius:20px;letter-spacing:.1em}
.plan h3{font-size:24px;color:var(--red-deep);text-align:center}
.plan .price{font-family:'Microsoft YaHei',sans-serif;text-align:center;margin:14px 0 4px;color:var(--muted);font-size:14px}
.plan ul{list-style:none;margin:22px 0;flex:1}
.plan li{padding:9px 0 9px 26px;position:relative;color:var(--ink);font-size:14px;border-bottom:1px dashed var(--line)}
.plan li::before{content:"囍";position:absolute;left:0;color:var(--gold);font-size:14px}
.plan .btn{width:100%;text-align:center}

/* 命名故事 */
.story-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.story-img{border-radius:20px;aspect-ratio:4/5;background:linear-gradient(160deg,var(--red),var(--red-deep));
    display:grid;place-items:center;color:var(--gold-light);position:relative;overflow:hidden}
.story-img .big{font-family:'Songti SC','STSong','SimSun',serif;font-size:160px;font-weight:700;opacity:.92}
.story-img .deco{position:absolute;font-size:120px;opacity:.15;color:#fff}
.story-img .d1{top:10px;right:14px}.story-img .d2{bottom:6px;left:10px}
.story-text h2{font-size:34px;color:var(--ink);margin-bottom:18px}
.story-text p{color:var(--muted);margin-bottom:16px;font-size:15.5px}
.story-text .quote{font-family:'Songti SC','STSong','SimSun',serif;font-size:20px;color:var(--red-deep);border-left:3px solid var(--gold);padding-left:18px;margin-top:22px;font-style:italic}

/* 询价 */
.book{background:linear-gradient(160deg,#fdf7ef,#f1e2d0)}
.form-box{max-width:680px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:22px;
    padding:42px 40px;box-shadow:0 24px 60px rgba(122,31,28,.1)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:var(--red-deep);margin-bottom:7px;font-weight:600}
.field input,.field select,.field textarea{
    width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;
    font-family:'Microsoft YaHei','PingFang SC',sans-serif;font-size:15px;color:var(--ink);background:var(--cream);transition:border-color .25s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--red)}
.field textarea{resize:vertical;min-height:90px}
.form-box .btn{width:100%;text-align:center;margin-top:8px;font-size:16px}
.form-ok{display:none;text-align:center;color:var(--red);font-family:'Songti SC','STSong','SimSun',serif;font-size:20px;padding:20px 0}
.form-err{color:var(--red);font-size:13px;margin-top:6px;display:none}

/* 页脚 */
footer{background:var(--ink);color:#e9d9c8;padding:54px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:34px}
footer h4{color:var(--gold-light);font-size:18px;margin-bottom:16px;letter-spacing:.1em}
footer p,footer a{color:#cbb8a6;font-size:14px;line-height:2}
footer a:hover{color:var(--gold-light)}
.qr-box{margin-top:14px;display:inline-flex;flex-direction:column;align-items:center;gap:8px}
.qr-box img{width:120px;height:120px;object-fit:cover;border:3px solid var(--gold-light);border-radius:8px;background:#fff;display:block}
.qr-box span{color:var(--gold-light);font-size:13px;letter-spacing:.08em}
.foot-logo{font-family:'Songti SC','STSong','SimSun',serif;font-size:26px;color:#fff;font-weight:700;letter-spacing:.12em;margin-bottom:12px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;text-align:center;color:#9c8a78;font-size:13px}
.foot-bottom a{color:var(--gold-light)}

/* 滚动动效 */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* 响应式 */
@media(max-width:920px){
    .hero-grid{grid-template-columns:1fr;text-align:center}
    .hero-desc{margin:auto}
    .hero-btns{justify-content:center}
    .svc-grid{grid-template-columns:repeat(2,1fr)}
    .works-grid{grid-template-columns:repeat(2,1fr)}
    .plan-grid{grid-template-columns:1fr}
    .story-grid{grid-template-columns:1fr}
    .nav-links{display:none}
    .menu-toggle{display:block}
    .foot-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
    .svc-grid,.works-grid{grid-template-columns:1fr}
    .form-row{grid-template-columns:1fr}
    section{padding:70px 0}
}