/* ============================================================
   前台设计系统 · 暗夜霓虹
   ============================================================ */

:root{
  --bg:#08060d;
  --bg-2:#0e0a16;
  --panel:rgba(255,255,255,.045);
  --panel-2:rgba(255,255,255,.07);
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);
  --txt:#f4f1f7;
  --txt-2:#a89fb8;
  --txt-3:#6f6681;
  --pink:#ff2f6d;
  --pink-2:#ff5c8a;
  --violet:#a855f7;
  --blue:#6366f1;
  --gold:#f5b544;
  --green:#22c55e;
  --grad:linear-gradient(120deg,#ff2f6d 0%,#c026d3 52%,#7c3aed 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,47,109,.16),rgba(124,58,237,.16));
  --r-lg:28px;
  --r-md:18px;
  --r-sm:12px;
  --shadow:0 18px 60px -22px rgba(255,47,109,.45);
  --font:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--txt);
  font-family:var(--font);
  font-size:15px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(820px 520px at 12% -6%, rgba(255,47,109,.20), transparent 62%),
    radial-gradient(760px 520px at 88% 4%, rgba(124,58,237,.22), transparent 60%),
    radial-gradient(900px 620px at 50% 108%, rgba(255,47,109,.12), transparent 65%),
    var(--bg);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.35;
  background-image:radial-gradient(rgba(255,255,255,.055) 1px, transparent 1px);
  background-size:3px 3px;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.wrap{width:100%;max-width:1220px;margin:0 auto;padding:0 20px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.muted{color:var(--txt-2)}
.dim{color:var(--txt-3)}
.tiny{font-size:12.5px}
.center{text-align:center}
.nowrap{white-space:nowrap}

/* ---------- 顶部公告 ---------- */
.topbar{
  position:relative;z-index:60;
  background:linear-gradient(90deg,rgba(255,47,109,.22),rgba(124,58,237,.22));
  border-bottom:1px solid var(--line);
  font-size:13px;color:#f0d8e6;
  overflow:hidden;height:38px;display:flex;align-items:center;
}
.topbar .track{
  display:inline-flex;gap:56px;white-space:nowrap;
  padding-left:100%;
  animation:marquee 34s linear infinite;
}
.topbar .track span{display:inline-flex;align-items:center;gap:8px}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-100%)}}
.topbar b{color:#fff}

/* ---------- 导航 ---------- */
.nav{
  position:sticky;top:0;z-index:55;
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  background:rgba(8,6,13,.72);
  border-bottom:1px solid var(--line);
}
.nav-in{display:flex;align-items:center;gap:22px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.4px}
.logo .mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad);box-shadow:0 10px 26px -10px rgba(255,47,109,.9);
  color:#fff;
}
.logo .mark svg{width:20px;height:20px}
.nav-links{display:flex;gap:6px;margin-left:12px}
.nav-links a{
  padding:9px 15px;border-radius:999px;color:var(--txt-2);font-size:14.5px;font-weight:500;
  transition:.2s;
}
.nav-links a:hover{color:#fff;background:var(--panel)}
.nav-links a.on{color:#fff;background:var(--panel-2)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-badge{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:#9be7b4;
  padding:6px 12px;border-radius:999px;background:rgba(34,197,94,.12);
  border:1px solid rgba(34,197,94,.28);
}
.dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(34,197,94,.7);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(34,197,94,.55)}70%{box-shadow:0 0 0 9px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:999px;border:1px solid transparent;
  font-weight:650;font-size:14.5px;cursor:pointer;transition:.22s;
  background:var(--panel-2);color:var(--txt);white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);border-color:var(--line-2)}
.btn svg{width:17px;height:17px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 34px -16px rgba(255,47,109,.95)}
.btn-primary:hover{box-shadow:0 18px 42px -16px rgba(255,47,109,1)}
.btn-ghost{background:transparent;border-color:var(--line-2)}
.btn-block{width:100%}
.btn-lg{padding:15px 30px;font-size:15.5px}
.btn-sm{padding:8px 14px;font-size:13px}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}

/* ---------- HERO ---------- */
.hero{padding:56px 0 18px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:12.5px;letter-spacing:.4px;
  background:rgba(255,47,109,.12);border:1px solid rgba(255,47,109,.32);color:#ffb3ca;
  margin-bottom:20px;
}
.hero h1{
  font-size:clamp(34px,4.4vw,58px);line-height:1.08;margin:0 0 18px;
  letter-spacing:-1.2px;font-weight:850;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#ff5c8a,#c026d3 55%,#7c3aed);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{color:var(--txt-2);font-size:16px;max-width:540px;margin:0 0 26px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.hero-stats{display:flex;gap:30px;margin-top:34px;flex-wrap:wrap}
.hero-stats .n{font-size:24px;font-weight:800;letter-spacing:-.5px}
.hero-stats .n i{font-style:normal;color:var(--pink);font-size:15px;margin-left:2px}
.hero-stats .l{font-size:12.5px;color:var(--txt-3);letter-spacing:.4px}

.hero-card{
  position:relative;border-radius:34px;padding:10px;
  background:linear-gradient(160deg,rgba(255,255,255,.14),rgba(255,255,255,.03));
  border:1px solid var(--line-2);
  box-shadow:0 40px 90px -40px rgba(192,38,211,.65);
}
.hero-card .ph{border-radius:26px;overflow:hidden;aspect-ratio:4/4.6;position:relative;background:#15101f}
.hero-card .ph img{width:100%;height:100%;object-fit:cover}
.hero-card .ph .tag{
  position:absolute;left:14px;top:14px;padding:6px 12px;border-radius:999px;
  background:rgba(8,6,13,.62);backdrop-filter:blur(10px);
  border:1px solid var(--line-2);font-size:12px;display:flex;align-items:center;gap:6px;
}
.hero-card .meta{
  position:absolute;left:0;right:0;bottom:0;padding:40px 18px 16px;
  background:linear-gradient(transparent,rgba(6,4,10,.92));
}
.hero-card .meta .nm{font-size:19px;font-weight:750;display:flex;align-items:center;gap:8px}
.hero-card .meta .sub{font-size:12.5px;color:#cbbfd8;margin-top:2px}
.hero-float{
  position:absolute;right:-14px;bottom:70px;
  background:rgba(12,9,20,.92);backdrop-filter:blur(14px);
  border:1px solid var(--line-2);border-radius:20px;padding:13px 16px;
  box-shadow:0 24px 50px -20px #000;
}
.hero-float .k{font-size:11.5px;color:var(--txt-3);letter-spacing:.6px}
.hero-float .v{font-size:19px;font-weight:800;color:#fff}
.hero-float .v span{font-size:12px;color:var(--txt-3);font-weight:500}

/* ---------- 搜索 + 筛选 ---------- */
.searchbar{
  display:flex;gap:10px;margin:34px 0 16px;flex-wrap:wrap;
  background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:10px;
}
.searchbar .field{flex:1;min-width:220px;display:flex;align-items:center;gap:10px;padding:0 14px}
.searchbar .field svg{color:var(--txt-3);flex:none}
.searchbar input{
  width:100%;background:none;border:0;outline:none;color:var(--txt);
  font-size:15px;padding:12px 0;
}
.searchbar input::placeholder{color:var(--txt-3)}
.searchbar select{
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--txt);
  border-radius:14px;padding:12px 14px;outline:none;cursor:pointer;
}
.chips{display:flex;gap:9px;flex-wrap:wrap;margin:20px 0 26px}
.chip{
  padding:9px 17px;border-radius:999px;font-size:13.5px;
  border:1px solid var(--line);color:var(--txt-2);background:var(--panel);
  transition:.2s;cursor:pointer;
}
.chip:hover{color:#fff;border-color:var(--line-2)}
.chip.on{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 10px 26px -14px rgba(255,47,109,.9)}

/* ---------- 卡片墙 ---------- */
.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin:40px 0 20px}
.section-head h2{margin:0;font-size:23px;letter-spacing:-.5px;font-weight:780}
.section-head .sub{color:var(--txt-3);font-size:13px;margin-top:3px}

.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
  position:relative;border-radius:26px;overflow:hidden;
  background:linear-gradient(170deg,rgba(255,255,255,.08),rgba(255,255,255,.025));
  border:1px solid var(--line);
  transition:.28s cubic-bezier(.2,.8,.3,1);
}
.card:hover{transform:translateY(-6px);border-color:rgba(255,47,109,.42);box-shadow:0 30px 60px -30px rgba(255,47,109,.55)}
.card .thumb{position:relative;aspect-ratio:1/1.14;overflow:hidden;background:#15101f}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.card:hover .thumb img{transform:scale(1.05)}
.card .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(transparent 42%,rgba(6,4,10,.88));
}
.card .badges{position:absolute;left:12px;top:12px;display:flex;gap:6px;z-index:2;flex-wrap:wrap;max-width:calc(100% - 70px)}
.badge{
  padding:5px 10px;border-radius:999px;font-size:11.5px;font-weight:600;
  background:rgba(8,6,13,.68);border:1px solid var(--line-2);backdrop-filter:blur(8px);
  display:inline-flex;align-items:center;gap:5px;
}
.badge.hot{background:rgba(255,47,109,.9);border-color:transparent;color:#fff}
.badge.ver{background:rgba(34,197,94,.9);border-color:transparent;color:#fff}
.card .online{
  position:absolute;right:12px;top:12px;z-index:2;display:inline-flex;align-items:center;gap:6px;
  font-size:11.5px;padding:5px 10px;border-radius:999px;
  background:rgba(8,6,13,.7);border:1px solid rgba(34,197,94,.4);color:#9be7b4;
  backdrop-filter:blur(8px);
}
.card .body{padding:15px 16px 17px;position:relative;z-index:2;margin-top:-46px}
.card .name{display:flex;align-items:center;gap:8px;font-size:17px;font-weight:750}
.card .specs{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0 12px}
.spec{
  font-size:11.5px;color:#cfc5dd;padding:3px 9px;border-radius:8px;
  background:rgba(255,255,255,.07);border:1px solid var(--line);
}
.card .foot{display:flex;align-items:end;justify-content:space-between;gap:10px}
.card .price{font-size:20px;font-weight:850;color:#fff;letter-spacing:-.5px}
.card .price i{font-style:normal;font-size:12px;color:var(--pink-2);font-weight:600;margin-right:1px}
.card .price span{font-size:11.5px;color:var(--txt-3);font-weight:400;margin-left:3px}
.card .go{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad);color:#fff;box-shadow:0 10px 22px -12px rgba(255,47,109,.95);
  flex:none;transition:.2s;
}
.card:hover .go{transform:rotate(-8deg) scale(1.06)}

/* ---------- 保障条 ---------- */
.trust{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:52px 0 10px;
}
.trust .item{
  display:flex;gap:13px;padding:20px;border-radius:22px;
  background:var(--panel);border:1px solid var(--line);
}
.trust .ico{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;flex:none;
  background:var(--grad-soft);border:1px solid var(--line-2);color:#ffa9c4;
}
.trust h4{margin:0 0 3px;font-size:14.5px;font-weight:700}
.trust p{margin:0;font-size:12.5px;color:var(--txt-3);line-height:1.5}

/* ---------- 分页 ---------- */
.pager{display:flex;gap:8px;justify-content:center;margin:44px 0 10px;flex-wrap:wrap}
.pager a{
  min-width:42px;height:42px;padding:0 14px;border-radius:14px;display:grid;place-items:center;
  background:var(--panel);border:1px solid var(--line);color:var(--txt-2);font-size:14px;
}
.pager a:hover{color:#fff;border-color:var(--line-2)}
.pager a.active{background:var(--grad);color:#fff;border-color:transparent}

/* ---------- 详情页 ---------- */
.crumb{display:flex;gap:8px;align-items:center;color:var(--txt-3);font-size:13px;padding:26px 0 18px}
.crumb a:hover{color:var(--txt)}
.detail{display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:start}
.gallery .main{
  border-radius:30px;overflow:hidden;border:1px solid var(--line-2);
  aspect-ratio:4/4.3;background:#15101f;position:relative;
}
.gallery .main img{width:100%;height:100%;object-fit:cover}
.gallery .thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:12px}
.gallery .thumbs button{
  padding:0;border:1px solid var(--line);border-radius:14px;overflow:hidden;cursor:pointer;
  background:none;aspect-ratio:1;transition:.2s;
}
.gallery .thumbs button.on{border-color:var(--pink);box-shadow:0 0 0 2px rgba(255,47,109,.22)}
.gallery .thumbs img{width:100%;height:100%;object-fit:cover}

.d-head h1{margin:0 0 10px;font-size:32px;letter-spacing:-.8px;font-weight:820;display:flex;align-items:center;gap:12px}
.d-head .ver{display:inline-flex;align-items:center;gap:5px;font-size:12px;color:#9be7b4;background:rgba(34,197,94,.13);border:1px solid rgba(34,197,94,.3);padding:4px 10px;border-radius:999px;font-weight:600}
.d-tags{display:flex;gap:7px;flex-wrap:wrap;margin:14px 0 18px}
.d-specs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0}
.d-specs .s{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:12px 10px;text-align:center}
.d-specs .s .k{font-size:11.5px;color:var(--txt-3)}
.d-specs .s .v{font-weight:750;font-size:15px;margin-top:2px}
.d-intro{color:var(--txt-2);font-size:14px;line-height:1.85;margin:6px 0 22px;white-space:pre-wrap}

.price-card{
  border-radius:26px;border:1px solid var(--line-2);overflow:hidden;
  background:linear-gradient(170deg,rgba(255,255,255,.075),rgba(255,255,255,.02));
}
.price-card .hd{
  display:flex;justify-content:space-between;align-items:center;
  padding:17px 20px;border-bottom:1px solid var(--line);
  font-weight:720;font-size:15px;
}
.price-card .hd .live{font-size:11.5px;color:#9be7b4;font-weight:600;display:flex;align-items:center;gap:6px}
.svc{display:flex;align-items:center;gap:14px;padding:15px 20px;border-bottom:1px solid rgba(255,255,255,.055)}
.svc:last-child{border-bottom:0}
.svc .t{flex:1}
.svc .t .n{font-weight:680;font-size:14.5px}
.svc .t .d{font-size:12px;color:var(--txt-3);margin-top:2px}
.svc .p{font-size:19px;font-weight:820;color:#fff}
.svc .p i{font-style:normal;font-size:12px;color:var(--pink-2);margin-right:1px}
.svc .btn{padding:9px 16px;font-size:13px}
.buy-bar{
  position:sticky;bottom:0;margin-top:22px;padding:16px;border-radius:24px;
  background:rgba(12,9,20,.86);backdrop-filter:blur(16px);border:1px solid var(--line-2);
  display:flex;align-items:center;gap:14px;
}
.buy-bar .sum{flex:1}
.buy-bar .sum .k{font-size:11.5px;color:var(--txt-3)}
.buy-bar .sum .v{font-size:22px;font-weight:850;color:#fff}
.buy-bar .sum .v i{font-style:normal;font-size:13px;color:var(--pink-2)}

/* ---------- 下单页 ---------- */
.order-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:26px;align-items:start;padding-bottom:40px}
.panel{
  background:linear-gradient(170deg,rgba(255,255,255,.065),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:26px;padding:24px;
}
.panel h3{margin:0 0 18px;font-size:17px;font-weight:750;display:flex;align-items:center;gap:9px}
.panel h3 svg{color:var(--pink-2)}
.field-row{margin-bottom:16px}
.field-row label{display:block;font-size:13px;color:var(--txt-2);margin-bottom:7px;font-weight:600}
.field-row label .req{color:var(--pink);margin-left:3px}
.inp,textarea.inp,select.inp{
  width:100%;background:rgba(255,255,255,.05);border:1px solid var(--line);
  border-radius:15px;padding:13px 15px;color:var(--txt);outline:none;transition:.2s;
}
.inp:focus{border-color:rgba(255,47,109,.6);background:rgba(255,255,255,.075);box-shadow:0 0 0 4px rgba(255,47,109,.1)}
.inp::placeholder{color:var(--txt-3)}
textarea.inp{min-height:92px;resize:vertical}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.choice{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.choice label{
  border:1px solid var(--line);border-radius:16px;padding:14px;cursor:pointer;
  display:flex;gap:11px;align-items:center;background:rgba(255,255,255,.03);transition:.2s;
}
.choice label:hover{border-color:var(--line-2)}
.choice input{accent-color:var(--pink);width:16px;height:16px}
.choice .cc{flex:1}
.choice .cc b{display:block;font-size:14px}
.choice .cc span{font-size:12px;color:var(--txt-3)}
.choice input:checked + .cc b{color:#fff}
.choice label:has(input:checked){border-color:rgba(255,47,109,.65);background:rgba(255,47,109,.10)}

.summary{position:sticky;top:88px}
.sum-line{display:flex;justify-content:space-between;padding:11px 0;font-size:14px;color:var(--txt-2);border-bottom:1px dashed rgba(255,255,255,.08)}
.sum-line b{color:var(--txt);font-weight:650}
.sum-line:last-of-type{border-bottom:0}
.sum-total{display:flex;justify-content:space-between;align-items:end;padding:16px 0 6px;border-top:1px solid var(--line);margin-top:8px}
.sum-total .k{font-size:13px;color:var(--txt-3)}
.sum-total .v{font-size:29px;font-weight:850;letter-spacing:-.8px;background:linear-gradient(100deg,#ff5c8a,#c026d3);-webkit-background-clip:text;background-clip:text;color:transparent}
.notice{
  margin-top:16px;padding:13px 15px;border-radius:15px;font-size:12.5px;line-height:1.7;
  background:rgba(245,181,68,.09);border:1px solid rgba(245,181,68,.24);color:#f0d3a1;
}
.notice.info{background:rgba(99,102,241,.1);border-color:rgba(99,102,241,.26);color:#c7c9ff}

/* ---------- 支付页 ---------- */
.pay-wrap{max-width:640px;margin:0 auto;padding:40px 20px 70px}
.pay-box{background:linear-gradient(170deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid var(--line-2);border-radius:30px;padding:30px}
.pay-amount{text-align:center;padding:12px 0 24px;border-bottom:1px dashed rgba(255,255,255,.1)}
.pay-amount .k{font-size:13px;color:var(--txt-3)}
.pay-amount .v{font-size:44px;font-weight:880;letter-spacing:-1.6px;margin:6px 0 0;background:linear-gradient(100deg,#ff5c8a,#c026d3);-webkit-background-clip:text;background-clip:text;color:transparent}
.pay-amount .v i{font-style:normal;font-size:20px;margin-right:2px}
.pay-methods{display:grid;gap:12px;margin:24px 0}
.pay-method{
  display:flex;align-items:center;gap:14px;padding:17px 18px;border-radius:19px;
  border:1px solid var(--line);background:rgba(255,255,255,.035);cursor:pointer;transition:.2s;
}
.pay-method:hover{border-color:var(--line-2);background:rgba(255,255,255,.06)}
.pay-method input{accent-color:var(--pink);width:17px;height:17px}
.pay-method .mi{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;flex:none}
.pay-method .mi.wx{background:rgba(34,197,94,.14);color:#4ade80}
.pay-method .mi.ali{background:rgba(56,189,248,.14);color:#38bdf8}
.pay-method .mt b{display:block;font-size:15px}
.pay-method .mt span{font-size:12px;color:var(--txt-3)}
.pay-method:has(input:checked){border-color:rgba(255,47,109,.6);background:rgba(255,47,109,.08)}
.pay-timer{display:flex;justify-content:center;gap:8px;color:var(--txt-3);font-size:13px;margin-bottom:6px}
.pay-timer b{color:#ffb3ca;font-variant-numeric:tabular-nums}
.pay-status{text-align:center;padding:28px 10px}
.pay-status .ic{width:74px;height:74px;border-radius:50%;display:grid;place-items:center;margin:0 auto 16px}
.pay-status.ok .ic{background:rgba(34,197,94,.14);color:#4ade80;border:1px solid rgba(34,197,94,.35)}
.pay-status.wait .ic{background:rgba(245,181,68,.12);color:#f5b544;border:1px solid rgba(245,181,68,.3)}
.pay-status .ic svg{width:36px;height:36px}
.spin{animation:spin 1.1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- 客服聊天 ---------- */
.chat-page{max-width:820px;margin:0 auto;padding:24px 16px 40px}
.chat-shell{
  border-radius:28px;overflow:hidden;border:1px solid var(--line-2);
  background:linear-gradient(170deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  display:flex;flex-direction:column;height:calc(100vh - 190px);min-height:520px;
}
.chat-head{
  display:flex;align-items:center;gap:13px;padding:15px 18px;
  border-bottom:1px solid var(--line);background:rgba(10,7,16,.6);
}
.chat-head .av{
  width:44px;height:44px;border-radius:15px;display:grid;place-items:center;flex:none;
  background:var(--grad);color:#fff;font-weight:800;font-size:16px;
}
.chat-head .who b{display:block;font-size:15px}
.chat-head .who span{font-size:12px;color:#9be7b4;display:flex;align-items:center;gap:6px}
.chat-head .act{margin-left:auto;display:flex;gap:8px}
.chat-body{flex:1;overflow-y:auto;padding:20px 18px;display:flex;flex-direction:column;gap:14px;scroll-behavior:smooth}
.chat-body::-webkit-scrollbar{width:6px}
.chat-body::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:9px}
.msg{display:flex;gap:10px;max-width:82%}
.msg .av{width:34px;height:34px;border-radius:11px;flex:none;display:grid;place-items:center;font-size:12px;font-weight:700}
.msg .bubble{
  padding:11px 15px;border-radius:18px;font-size:14px;line-height:1.65;
  background:rgba(255,255,255,.07);border:1px solid var(--line);word-break:break-word;white-space:pre-wrap;
}
.msg .time{font-size:10.5px;color:var(--txt-3);margin-top:5px;text-align:left}
.msg.me{margin-left:auto;flex-direction:row-reverse}
.msg.me .bubble{background:var(--grad);border-color:transparent;color:#fff;border-bottom-right-radius:6px}
.msg.me .time{text-align:right}
.msg .av.staff{background:linear-gradient(140deg,#7c3aed,#c026d3);color:#fff}
.msg .av.user{background:rgba(255,255,255,.12);color:#ffe1ec}
.msg.system{max-width:100%;justify-content:center}
.msg.system .bubble{background:rgba(255,255,255,.035);color:var(--txt-3);font-size:12px;border-radius:999px;padding:6px 14px}

.card-msg{
  width:286px;border-radius:20px;overflow:hidden;border:1px solid var(--line-2);
  background:linear-gradient(170deg,rgba(255,255,255,.1),rgba(255,255,255,.03));
  box-shadow:0 20px 44px -24px rgba(0,0,0,.9);
}
.card-msg img{width:100%;aspect-ratio:1.7/1;object-fit:cover}
.card-msg .cb{padding:14px}
.card-msg .cb b{font-size:15px;display:block;margin-bottom:4px}
.card-msg .cb p{margin:0 0 12px;font-size:12.5px;color:var(--txt-3);line-height:1.5}
.card-msg .cp{display:flex;align-items:center;justify-content:space-between;gap:10px}
.card-msg .cp .p{font-size:19px;font-weight:820}
.card-msg .cp .p i{font-style:normal;font-size:12px;color:var(--pink-2)}
.chat-foot{border-top:1px solid var(--line);padding:12px 14px;background:rgba(10,7,16,.55)}
.quick{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:9px}
.quick button{
  font-size:12px;padding:6px 12px;border-radius:999px;cursor:pointer;
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--txt-2);
}
.quick button:hover{color:#fff;border-color:var(--line-2)}
.chat-input{display:flex;gap:9px;align-items:end}
.chat-input textarea{
  flex:1;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:16px;
  padding:12px 14px;color:var(--txt);outline:none;resize:none;max-height:110px;min-height:46px;
}
.chat-input textarea:focus{border-color:rgba(255,47,109,.55)}
.chat-input button{width:46px;height:46px;border-radius:50%;border:0;background:var(--grad);color:#fff;display:grid;place-items:center;cursor:pointer;flex:none}

/* 悬浮客服 */
.fab{
  position:fixed;right:22px;bottom:22px;z-index:70;display:flex;flex-direction:column;gap:10px;align-items:flex-end;
}
.fab-btn{
  display:flex;align-items:center;gap:9px;padding:13px 18px;border-radius:999px;
  background:var(--grad);color:#fff;font-weight:700;font-size:14px;
  box-shadow:0 20px 44px -18px rgba(255,47,109,.95);border:0;cursor:pointer;
}
.fab-btn svg{width:19px;height:19px}
.fab-btn .ping{width:7px;height:7px;border-radius:50%;background:#fff}

/* 页脚 */
.footer{margin-top:70px;border-top:1px solid var(--line);background:rgba(6,4,10,.6)}
.footer-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;padding:44px 0 30px}
.footer h5{margin:0 0 12px;font-size:13px;color:var(--txt);letter-spacing:.4px}
.footer a,.footer p{color:var(--txt-3);font-size:13px;line-height:2;display:block;margin:0}
.footer a:hover{color:var(--txt)}
.footer .copy{border-top:1px solid var(--line);padding:16px 0;font-size:12px;color:var(--txt-3);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.footer .disc{color:#5d556e;font-size:11.5px;line-height:1.8;max-width:560px}

/* 通用提示 */
.alert{border-radius:16px;padding:13px 16px;font-size:13.5px;margin-bottom:16px;border:1px solid}
.alert.err{background:rgba(239,68,68,.1);border-color:rgba(239,68,68,.3);color:#fca5a5}
.alert.ok{background:rgba(34,197,94,.1);border-color:rgba(34,197,94,.3);color:#86efac}
.alert.warn{background:rgba(245,181,68,.1);border-color:rgba(245,181,68,.3);color:#fcd34d}
.empty{padding:70px 20px;text-align:center;color:var(--txt-3)}
.empty svg{width:46px;height:46px;margin:0 auto 12px;opacity:.4}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .trust{grid-template-columns:repeat(2,1fr)}
  .footer-in{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-card{max-width:420px}
  .hero-float{right:8px}
  .detail{grid-template-columns:1fr;gap:24px}
  .order-grid{grid-template-columns:1fr}
  .summary{position:static}
  .d-specs{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:680px){
  .wrap{padding:0 15px}
  .nav-in{height:60px;gap:12px}
  .nav-links{display:none}
  .nav-badge{display:none}
  .hero{padding:34px 0 8px}
  .hero h1{font-size:32px}
  .hero-stats{gap:22px;margin-top:24px}
  .grid{grid-template-columns:repeat(2,1fr);gap:13px}
  .card{border-radius:20px}
  .card .body{padding:12px 12px 14px;margin-top:-40px}
  .card .name{font-size:15px}
  .card .price{font-size:17px}
  .card .go{width:32px;height:32px}
  .card .go svg{width:15px;height:15px}
  .trust{grid-template-columns:1fr;gap:10px}
  .trust .item{padding:15px;border-radius:18px}
  .footer-in{grid-template-columns:1fr;gap:22px;padding:32px 0 22px}
  .gallery .thumbs{grid-template-columns:repeat(5,1fr);gap:7px}
  .d-head h1{font-size:25px}
  .d-specs{grid-template-columns:repeat(2,1fr)}
  .panel{padding:18px;border-radius:22px}
  .two{grid-template-columns:1fr}
  .pay-box{padding:22px 18px;border-radius:24px}
  .pay-amount .v{font-size:36px}
  .chat-shell{height:calc(100vh - 150px);border-radius:22px}
  .msg{max-width:90%}
  .card-msg{width:250px}
  .fab{right:14px;bottom:14px}
  .fab-btn{padding:11px 15px;font-size:13px}
  .buy-bar{padding:13px;border-radius:20px}
  .searchbar{border-radius:18px;padding:8px}
  .searchbar select{padding:11px}
}
@media (max-width:380px){
  .grid{grid-template-columns:1fr}
}