/* ===== 沐泽倾城 guijimedia.com 原型设计系统 ===== */
:root{
  --bg:#0f0c1d;
  --bg2:#171032;
  --card:rgba(255,255,255,.06);
  --card-bd:rgba(255,255,255,.12);
  --txt:#f3f0ff;
  --sub:#b3a9d6;
  --gold:#f5c451;
  --pink:#ff4d8d;
  --violet:#8b5cf6;
  --line:rgba(255,255,255,.14);
  --ok:#3ddc97;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:radial-gradient(1200px 800px at 80% -10%,#2a1a4d 0%,transparent 60%),
             radial-gradient(900px 700px at -10% 10%,#3a1140 0%,transparent 55%),
             var(--bg);
  color:var(--txt);line-height:1.6;-webkit-font-smoothing:antialiased;
  padding-bottom:40px;min-height:100vh;
}
img{max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

/* ===== 导航 ===== */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(15,12,29,.78);border-bottom:1px solid var(--card-bd)}
.nav-in{max-width:1080px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:18px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px;letter-spacing:.5px}
.brand .logo{width:30px;height:30px;border-radius:9px;
  background:linear-gradient(135deg,var(--pink),var(--violet));display:grid;place-items:center;font-size:16px}
.brand small{display:block;font-size:10px;color:var(--sub);font-weight:500;letter-spacing:2px}
.nav-links{margin-left:auto;display:flex;gap:6px;flex-wrap:wrap}
.nav-links a{padding:7px 13px;border-radius:20px;font-size:14px;color:var(--sub);transition:.2s}
.nav-links a:hover{color:var(--txt);background:var(--card)}
.nav-links a.active{color:#1a1330;background:linear-gradient(135deg,var(--gold),#ffd87a);font-weight:700}

/* ===== Hero ===== */
.hero{padding:64px 0 40px;text-align:center}
.hero .tag{display:inline-block;padding:5px 14px;border:1px solid var(--card-bd);
  border-radius:20px;font-size:13px;color:var(--gold);margin-bottom:20px}
.hero h1{font-size:clamp(30px,6vw,52px);line-height:1.15;font-weight:850;
  background:linear-gradient(120deg,#fff 10%,var(--gold) 55%,var(--pink) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:16px}
.hero p.lead{font-size:clamp(15px,2.4vw,19px);color:var(--sub);max-width:640px;margin:0 auto 30px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{padding:13px 26px;border-radius:30px;font-weight:700;font-size:15px;cursor:pointer;
  border:1px solid transparent;transition:.2s;display:inline-flex;align-items:center;gap:8px}
.btn-gold{background:linear-gradient(135deg,var(--gold),#ffd87a);color:#1a1330}
.btn-pink{background:linear-gradient(135deg,var(--pink),var(--violet));color:#fff}
.btn-ghost{background:var(--card);border-color:var(--card-bd);color:var(--txt)}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(255,77,141,.25)}

/* ===== 区块 ===== */
.section{padding:46px 0}
.section h2{font-size:clamp(22px,4vw,32px);font-weight:800;margin-bottom:8px}
.section .s-sub{color:var(--sub);margin-bottom:28px;font-size:15px}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
@media(max-width:760px){.grid-2,.grid-3{grid-template-columns:1fr}}

/* ===== 卡片 ===== */
.card{background:var(--card);border:1px solid var(--card-bd);border-radius:18px;padding:24px;
  transition:.25s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-4px);border-color:rgba(245,196,81,.4)}
.card .ic{font-size:30px;margin-bottom:12px}
.card h3{font-size:19px;margin-bottom:8px}
.card p{color:var(--sub);font-size:14px}
.card .pill{position:absolute;top:16px;right:16px;font-size:11px;padding:3px 10px;
  border-radius:20px;background:rgba(139,92,246,.25);color:#d9c8ff;border:1px solid rgba(139,92,246,.4)}
.card .pill.gold{background:rgba(245,196,81,.18);color:var(--gold);border-color:rgba(245,196,81,.4)}

/* ===== 案例墙 ===== */
.case{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.case .c{background:var(--card);border:1px solid var(--card-bd);border-radius:14px;overflow:hidden}
.case .c .thumb{height:120px;background:linear-gradient(135deg,#3a1140,#2a1a4d);display:grid;place-items:center;font-size:36px}
.case .c .meta{padding:13px 15px}
.case .c .meta b{font-size:15px}
.case .c .meta span{display:block;color:var(--sub);font-size:12px;margin-top:3px}

/* ===== 价格表 ===== */
.price{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.price .p{background:var(--card);border:1px solid var(--card-bd);border-radius:14px;padding:18px;text-align:center}
.price .p .t{font-size:13px;color:var(--sub)}
.price .p .v{font-size:24px;font-weight:850;color:var(--gold);margin:6px 0}
.price .p .d{font-size:12px;color:var(--sub)}

/* ===== 表单 ===== */
.form{max-width:760px;margin:0 auto;background:var(--card);border:1px solid var(--card-bd);
  border-radius:20px;padding:28px}
.form label{display:block;font-size:13px;margin:14px 0 5px;color:var(--txt);font-weight:600}
.form label .req{color:var(--pink);margin-left:2px}
.form label .hint{color:var(--sub);font-size:11px;font-weight:400;margin-left:5px}
.form input[type=text],.form textarea,.form select{width:100%;background:#0d0a1c;border:1px solid var(--line);
  color:var(--txt);border-radius:10px;padding:11px 12px;font-size:14px;font-family:inherit;outline:none}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--violet)}
.form textarea{resize:vertical;min-height:64px}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.checks label{display:inline-flex;align-items:center;gap:5px;margin:0;font-size:12px;font-weight:400;
  color:var(--sub);background:var(--card);border:1px solid var(--line);padding:7px 11px;border-radius:20px;cursor:pointer}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:560px){.row2{grid-template-columns:1fr}}
.tip{background:rgba(139,92,246,.12);border:1px solid rgba(139,92,246,.3);border-radius:10px;
  padding:11px 13px;font-size:13px;color:#d9c8ff;margin:12px 0}
.main-btn{width:100%;margin-top:22px;padding:15px;border-radius:14px;border:0;cursor:pointer;
  font-size:16px;font-weight:800;color:#1a1330;background:linear-gradient(135deg,var(--gold),#ffd87a)}
.main-btn:active{transform:scale(.99)}

/* ===== 服务卡 ===== */
.svc{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:760px){.svc{grid-template-columns:1fr}}
.svc .s{background:var(--card);border:1px solid var(--card-bd);border-radius:16px;padding:22px}
.svc .s b{color:var(--gold);font-size:16px}
.svc .s ul{margin:10px 0 0 18px;color:var(--sub);font-size:13px}
.svc .s ul li{margin:4px 0}

/* ===== 成功页 ===== */
.done{text-align:center;padding:60px 20px}
.done .big{font-size:64px;margin-bottom:14px}
.done h2{font-size:26px;margin-bottom:10px}
.done p{color:var(--sub);max-width:480px;margin:0 auto 24px}

/* ===== 页脚 ===== */
.footer{border-top:1px solid var(--card-bd);margin-top:30px;padding:30px 0 10px;color:var(--sub);font-size:13px}
.footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}
.footer a{color:var(--gold)}

/* ===== 标记 ===== */
.badge-proto{position:fixed;bottom:14px;right:14px;z-index:99;background:rgba(255,77,141,.9);
  color:#fff;font-size:11px;padding:5px 11px;border-radius:20px;font-weight:700;box-shadow:0 4px 14px rgba(0,0,0,.4)}
.muted{color:var(--sub);font-size:12px;margin-top:8px}
.divider{height:1px;background:var(--line);margin:8px 0}