/* ============ 基础变量 ============ */
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
:root{
  --accent:#ff6b8a;
  --accent-2:color-mix(in srgb, var(--accent) 55%, #7c5cff);
  --radius:22px;
  --blur:22px;
  --bg:#f2f3f9;
  --text:#22222b;
  --muted:#8a8a99;
  --line:rgba(20,20,40,.08);
  --card:rgba(255,255,255,.66);
  --card-2:rgba(255,255,255,.86);
  --glass-border:rgba(255,255,255,.75);
  --shadow:0 18px 50px rgba(84,76,120,.13);
  --shadow-sm:0 6px 18px rgba(84,76,120,.10);
  --field:rgba(255,255,255,.72);
  --blob1:#ffd6e4; --blob2:#dcd8ff; --blob3:#cdf0ea;
  --nav:rgba(255,255,255,.62);
}
[data-theme="liquid"]{
  --bg:#eef0fb;
  --blob1:#ffb3cf; --blob2:#b9c0ff; --blob3:#a9f0e2;
  --card:rgba(255,255,255,.42);
  --card-2:rgba(255,255,255,.62);
  --glass-border:rgba(255,255,255,.9);
  --shadow:0 24px 70px rgba(80,60,140,.20);
  --blur:34px;
}
[data-theme="minimal"]{
  --bg:#fafafc;
  --blob1:#ffffff; --blob2:#ffffff; --blob3:#ffffff;
  --card:#ffffff;
  --card-2:#ffffff;
  --glass-border:rgba(0,0,0,.06);
  --shadow:0 2px 10px rgba(0,0,0,.05);
  --shadow-sm:0 1px 4px rgba(0,0,0,.04);
  --field:#f5f5f8;
  --nav:rgba(255,255,255,.92);
  --line:rgba(0,0,0,.07);
}
[data-theme="dark"]{
  --bg:#0e0f14;
  --text:#ececf4;
  --muted:#8f8fa3;
  --line:rgba(255,255,255,.09);
  --card:rgba(30,31,40,.62);
  --card-2:rgba(34,35,46,.86);
  --glass-border:rgba(255,255,255,.10);
  --shadow:0 20px 60px rgba(0,0,0,.5);
  --shadow-sm:0 6px 18px rgba(0,0,0,.35);
  --field:rgba(255,255,255,.06);
  --blob1:#4a2240; --blob2:#2a2a5c; --blob3:#123c3a;
  --nav:rgba(22,23,30,.7);
}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;
  min-height:100vh;overflow-x:hidden;
}
body::before,body::after{content:"";position:fixed;border-radius:50%;filter:blur(70px);z-index:-2;pointer-events:none}
body::before{width:52vw;height:52vw;left:-12vw;top:-14vw;background:var(--blob1);opacity:.85;animation:float1 18s ease-in-out infinite}
body::after{width:46vw;height:46vw;right:-10vw;top:16vh;background:var(--blob2);opacity:.75;animation:float2 22s ease-in-out infinite}
#blob3{position:fixed;width:40vw;height:40vw;left:28vw;bottom:-22vw;border-radius:50%;
  background:var(--blob3);filter:blur(80px);opacity:.7;z-index:-2;pointer-events:none;animation:float1 26s ease-in-out infinite reverse}
[data-theme="minimal"] body::before,[data-theme="minimal"] body::after,[data-theme="minimal"] #blob3{display:none}
@keyframes float1{50%{transform:translate(4vw,4vh) scale(1.08)}}
@keyframes float2{50%{transform:translate(-3vw,6vh) scale(1.06)}}
@keyframes spin{to{transform:rotate(360deg)}}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
::selection{background:color-mix(in srgb,var(--accent) 28%,transparent)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:color-mix(in srgb,var(--muted) 35%,transparent);border-radius:8px;border:3px solid transparent;background-clip:content-box}
::-webkit-scrollbar-track{background:transparent}

/* ============ 玻璃组件 ============ */
.glass{
  background:var(--card);
  backdrop-filter:blur(var(--blur)) saturate(180%);
  -webkit-backdrop-filter:blur(var(--blur)) saturate(180%);
  border:1px solid var(--glass-border);
  box-shadow:var(--shadow);
  border-radius:var(--radius);
  position:relative;
}
[data-theme="liquid"] .glass::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:
    radial-gradient(120% 60% at 12% 0%,rgba(255,255,255,.85),transparent 55%),
    radial-gradient(80% 50% at 92% 100%,rgba(255,255,255,.45),transparent 60%);
  mix-blend-mode:screen;opacity:.9;
}
[data-theme="liquid"] .glass::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.95),inset 0 -1px 0 rgba(255,255,255,.35),
             inset 1px 0 0 rgba(255,255,255,.45),inset -1px 0 0 rgba(255,255,255,.35);
}
[data-theme="dark"] .glass::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(160deg,rgba(255,255,255,.07),transparent 40%)}

/* ============ 通用控件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:14px;border:1px solid var(--glass-border);
  background:var(--card-2);cursor:pointer;font-weight:600;font-size:14px;
  transition:.22s cubic-bezier(.4,0,.2,1);white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn:active{transform:translateY(0) scale(.985)}
.btn-primary{
  background:linear-gradient(125deg,var(--accent),var(--accent-2));
  color:#fff;border:0;box-shadow:0 10px 26px color-mix(in srgb,var(--accent) 38%,transparent);
}
.btn-primary:hover{box-shadow:0 14px 32px color-mix(in srgb,var(--accent) 46%,transparent)}
.btn-ghost{background:transparent}
.btn-sm{padding:7px 13px;font-size:13px;border-radius:11px}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none!important}
.input,.select,.textarea{
  width:100%;padding:11px 14px;border-radius:13px;border:1px solid var(--line);
  background:var(--field);outline:none;transition:.2s;font-size:14px;
}
.input:focus,.select:focus,.textarea:focus{border-color:color-mix(in srgb,var(--accent) 60%,transparent);
  box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 14%,transparent)}
.textarea{resize:vertical;min-height:96px;line-height:1.7}
.field{display:flex;flex-direction:column;gap:7px}
.field>label{font-size:13px;font-weight:600;color:var(--muted)}
.field .hint{font-size:12px;color:var(--muted);opacity:.85}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:640px){.row2,.row3{grid-template-columns:1fr}}
.chip{display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:600;background:color-mix(in srgb,var(--accent) 12%,transparent);
  color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 22%,transparent)}
.muted{color:var(--muted)}
.center{text-align:center}
.hidden{display:none!important}
.divider{height:1px;background:var(--line);margin:18px 0}
.tag{display:inline-block;padding:2px 8px;border-radius:7px;background:color-mix(in srgb,var(--muted) 12%,transparent);
  color:var(--muted);font-size:11px;font-weight:600}

/* ============ 顶部导航 ============ */
.nav{position:sticky;top:0;z-index:60;backdrop-filter:blur(24px) saturate(180%);
  -webkit-backdrop-filter:blur(24px) saturate(180%);background:var(--nav);
  border-bottom:1px solid var(--line)}
.nav-in{max-width:1180px;margin:0 auto;height:66px;display:flex;align-items:center;gap:18px;padding:0 22px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.3px}
.logo-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  display:grid;place-items:center;color:#fff;font-size:15px;font-weight:800;
  box-shadow:0 6px 16px color-mix(in srgb,var(--accent) 40%,transparent)}
.nav-links{display:flex;gap:4px;margin-left:8px}
.nav-links a{padding:8px 14px;border-radius:11px;font-size:14px;color:var(--muted);font-weight:600;transition:.2s}
.nav-links a:hover,.nav-links a.on{color:var(--text);background:color-mix(in srgb,var(--text) 6%,transparent)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.search{position:relative}
.search input{width:220px;padding:9px 14px 9px 36px;border-radius:12px;border:1px solid var(--line);
  background:var(--field);outline:none;font-size:13.5px}
.search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);opacity:.45}
.icon-btn{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;border:1px solid var(--line);
  background:var(--field);cursor:pointer;transition:.2s}
.icon-btn:hover{background:color-mix(in srgb,var(--accent) 10%,transparent);color:var(--accent)}
@media(max-width:860px){.nav-links{display:none}.search input{width:130px}}

/* ============ 店铺头部 ============ */
.wrap{max-width:1180px;margin:0 auto;padding:0 22px 80px}
.hero{position:relative;margin-top:22px;border-radius:calc(var(--radius) + 8px);overflow:hidden;height:280px;
  border:1px solid var(--glass-border);box-shadow:var(--shadow)}
.hero img{width:100%;height:100%;object-fit:cover;display:block;transform:scale(1.02)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(0,0,0,.28))}
.hero-glass{position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.06),transparent 40%);
  backdrop-filter:saturate(120%)}
.profile{position:relative;margin-top:-58px;padding:0 30px;display:flex;align-items:flex-end;gap:20px;z-index:2}
.avatar{width:112px;height:112px;border-radius:30px;border:4px solid var(--bg);object-fit:cover;
  box-shadow:0 12px 34px rgba(0,0,0,.16);background:var(--card)}
.p-info{flex:1;padding-bottom:6px}
.p-name{font-size:26px;font-weight:800;letter-spacing:-.6px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.verified{width:19px;height:19px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  display:inline-grid;place-items:center;color:#fff;font-size:11px;font-weight:800}
.p-sub{color:var(--muted);font-size:13.5px;margin-top:3px}
.p-bio{color:var(--muted);font-size:14px;margin-top:10px;max-width:640px;line-height:1.75}
.p-actions{display:flex;gap:10px;padding-bottom:8px}
.stats{display:flex;gap:28px;margin-top:16px;flex-wrap:wrap}
.stat b{font-size:20px;font-weight:800;letter-spacing:-.5px}
.stat span{font-size:12px;color:var(--muted);margin-left:5px}
@media(max-width:760px){
  .hero{height:180px}.profile{flex-direction:column;align-items:flex-start;gap:12px;padding:0 18px;margin-top:-44px}
  .avatar{width:84px;height:84px;border-radius:24px}
  .p-actions{width:100%}.p-actions .btn{flex:1}
  .p-name{font-size:21px}
}

/* ============ 公告 ============ */
.notice{margin-top:20px;display:flex;align-items:center;gap:12px;padding:12px 18px;border-radius:16px;
  background:color-mix(in srgb,var(--accent) 9%,var(--card-2));
  border:1px solid color-mix(in srgb,var(--accent) 18%,transparent);font-size:13.5px;overflow:hidden}
.notice .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none;
  box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 20%,transparent);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 8px color-mix(in srgb,var(--accent) 6%,transparent)}}
.notice-text{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:color-mix(in srgb,var(--text) 88%,var(--accent))}

/* ============ 分类栏 ============ */
.toolbar{display:flex;align-items:center;gap:14px;margin:26px 0 18px;flex-wrap:wrap}
.tabs{display:flex;gap:6px;flex-wrap:wrap;padding:5px;border-radius:15px;background:var(--card);
  border:1px solid var(--glass-border);backdrop-filter:blur(16px)}
.tab{padding:8px 16px;border-radius:11px;border:0;background:transparent;cursor:pointer;
  font-size:13.5px;font-weight:600;color:var(--muted);transition:.2s;white-space:nowrap}
.tab:hover{color:var(--text)}
.tab.on{background:linear-gradient(125deg,var(--accent),var(--accent-2));color:#fff;
  box-shadow:0 6px 16px color-mix(in srgb,var(--accent) 32%,transparent)}
.toolbar .spacer{flex:1}
.sortsel{padding:9px 14px;border-radius:12px;border:1px solid var(--glass-border);background:var(--card);
  font-size:13px;font-weight:600;outline:none;cursor:pointer;color:var(--text)}

/* ============ 商品网格 ============ */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:1080px){.grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:820px){.grid{grid-template-columns:repeat(2,1fr);gap:14px}}
@media(max-width:480px){.grid{grid-template-columns:1fr}}
.card{cursor:pointer;overflow:hidden;transition:.28s cubic-bezier(.4,0,.2,1);background:var(--card);
  border:1px solid var(--glass-border);border-radius:var(--radius);backdrop-filter:blur(var(--blur)) saturate(170%);
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card-cover{position:relative;aspect-ratio:4/3;overflow:hidden;background:color-mix(in srgb,var(--muted) 10%,transparent)}
.card-cover img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.card:hover .card-cover img{transform:scale(1.06)}
.card-badge{position:absolute;left:10px;top:10px;padding:4px 9px;border-radius:8px;font-size:11px;font-weight:800;
  background:rgba(255,255,255,.86);color:#e0365c;backdrop-filter:blur(8px);letter-spacing:.5px}
.card-badge.new{background:linear-gradient(120deg,#ff8a5c,#ff4d7d);color:#fff}
.card-badge.hot{background:linear-gradient(120deg,#ff4d7d,#c04dff);color:#fff}
.card-body{padding:14px 15px 15px;display:flex;flex-direction:column;gap:6px;flex:1}
.card-title{font-weight:700;font-size:14.5px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;min-height:42px}
.card-sub{font-size:12.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:flex-end;justify-content:space-between;padding-top:8px}
.price{color:#e0365c;font-weight:800;font-size:19px;letter-spacing:-.5px}
[data-theme="dark"] .price{color:#ff7f9c}
.price small{font-size:12px;font-weight:700;margin-right:1px}
.price-old{font-size:11.5px;color:var(--muted);text-decoration:line-through;margin-left:6px;font-weight:500}
.sales{font-size:11.5px;color:var(--muted)}
.soldout::after{content:"已售罄";position:absolute;inset:0;display:grid;place-items:center;
  background:rgba(20,20,30,.5);color:#fff;font-weight:700;letter-spacing:2px;font-size:13px;backdrop-filter:blur(3px)}

/* ============ 弹窗 ============ */
.mask{position:fixed;inset:0;background:rgba(18,16,28,.42);backdrop-filter:blur(8px);
  z-index:200;display:grid;place-items:center;padding:20px;animation:fade .22s ease}
@keyframes fade{from{opacity:0}}
.sheet{width:100%;max-width:760px;max-height:88vh;overflow:auto;border-radius:26px;
  background:var(--card-2);border:1px solid var(--glass-border);box-shadow:0 30px 90px rgba(20,10,40,.35);
  backdrop-filter:blur(30px) saturate(180%);animation:pop .26s cubic-bezier(.2,.9,.3,1.1)}
.sheet.sm{max-width:440px}
@keyframes pop{from{transform:translateY(14px) scale(.97);opacity:0}}
.sheet-head{position:sticky;top:0;z-index:3;display:flex;align-items:center;gap:12px;padding:16px 22px;
  background:color-mix(in srgb,var(--card-2) 88%,transparent);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.sheet-head h3{margin:0;font-size:16px;font-weight:800;letter-spacing:-.3px}
.sheet-head .x{margin-left:auto;width:34px;height:34px;border-radius:10px;border:0;background:transparent;
  cursor:pointer;font-size:20px;color:var(--muted);display:grid;place-items:center}
.sheet-head .x:hover{background:color-mix(in srgb,var(--text) 8%,transparent)}
.sheet-body{padding:22px}
.sheet-foot{padding:16px 22px;border-top:1px solid var(--line);display:flex;gap:12px;align-items:center;
  position:sticky;bottom:0;background:color-mix(in srgb,var(--card-2) 92%,transparent);backdrop-filter:blur(18px)}

/* 详情 */
.detail-cover{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:16px;display:block;margin-bottom:18px}
.detail-title{font-size:21px;font-weight:800;letter-spacing:-.5px;line-height:1.4}
.detail-price{display:flex;align-items:baseline;gap:8px;margin:10px 0 16px}
.detail-price .price{font-size:30px}
.desc{font-size:14px;line-height:1.9;color:color-mix(in srgb,var(--text) 86%,transparent);white-space:pre-wrap;word-break:break-word}
.desc ul{padding-left:20px;margin:6px 0}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--field)}
.qty button{width:36px;height:38px;border:0;background:transparent;cursor:pointer;font-size:17px;color:var(--muted)}
.qty button:hover{background:color-mix(in srgb,var(--accent) 10%,transparent);color:var(--accent)}
.qty span{min-width:42px;text-align:center;font-weight:700;font-size:14px}
.summary{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);padding:4px 0}
.summary b{color:var(--text)}
.total{font-size:24px;font-weight:800;color:#e0365c;letter-spacing:-.5px}

/* 卡密展示 */
.keybox{background:color-mix(in srgb,var(--text) 5%,transparent);border:1px dashed color-mix(in srgb,var(--accent) 40%,transparent);
  border-radius:14px;padding:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13.5px;
  line-height:2;word-break:break-all;max-height:230px;overflow:auto}
.keyline{display:flex;justify-content:space-between;gap:10px;align-items:center;
  border-bottom:1px dashed var(--line);padding:2px 0}
.keyline:last-child{border:0}
.copy{font-size:11.5px;padding:3px 9px;border-radius:7px;border:1px solid var(--line);
  background:var(--card-2);cursor:pointer;color:var(--muted);flex:none}
.copy:hover{color:var(--accent);border-color:var(--accent)}

/* 订单状态 */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:8px;font-size:12px;font-weight:700}
.badge.pending{background:#fff2d6;color:#a26a00}
.badge.paid{background:#e2efff;color:#2b6cb0}
.badge.delivered{background:#e0f7ec;color:#12805c}
.badge.closed{background:#eee;color:#777}
.badge.refunded{background:#ffe6e9;color:#c53030}
[data-theme="dark"] .badge.pending{background:#4a3a12;color:#ffd27a}
[data-theme="dark"] .badge.paid{background:#13304f;color:#8ec5ff}
[data-theme="dark"] .badge.delivered{background:#0f3d30;color:#6ee7b7}
[data-theme="dark"] .badge.closed{background:#2a2a33;color:#aaa}
[data-theme="dark"] .badge.refunded{background:#4a1a1f;color:#ff9b9b}

/* ============ 音乐播放器 ============ */
.music{position:fixed;right:22px;bottom:22px;z-index:150;width:320px;
  border-radius:20px;background:var(--card-2);border:1px solid var(--glass-border);
  backdrop-filter:blur(30px) saturate(180%);box-shadow:var(--shadow);overflow:hidden;
  transition:.3s cubic-bezier(.4,0,.2,1);transform-origin:bottom right}
.music.mini{width:auto}
.music-bar{display:flex;align-items:center;gap:11px;padding:10px 12px;cursor:pointer;user-select:none}
.disc{width:40px;height:40px;border-radius:50%;flex:none;position:relative;
  background:conic-gradient(from 0deg,var(--accent),var(--accent-2),#8fe3d0,var(--accent));
  box-shadow:0 4px 14px color-mix(in srgb,var(--accent) 35%,transparent)}
.disc::after{content:"";position:absolute;inset:13px;border-radius:50%;background:var(--card-2)}
.music.playing .disc{animation:spin 6s linear infinite}
.m-info{min-width:0;flex:1}
.m-name{font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.m-artist{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.viz{display:flex;align-items:flex-end;gap:2px;height:18px}
.viz i{width:3px;border-radius:2px;background:var(--accent);height:6px;transition:.2s}
.music.playing .viz i{animation:viz 1s ease-in-out infinite}
.music.playing .viz i:nth-child(2){animation-delay:.15s}
.music.playing .viz i:nth-child(3){animation-delay:.3s}
.music.playing .viz i:nth-child(4){animation-delay:.45s}
@keyframes viz{0%,100%{height:5px}50%{height:17px}}
.m-btn{width:32px;height:32px;border-radius:10px;border:0;background:transparent;cursor:pointer;color:var(--muted);
  display:grid;place-items:center;flex:none}
.m-btn:hover{background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent)}
.m-panel{max-height:0;overflow:hidden;transition:max-height .35s ease;border-top:1px solid transparent}
.music.open .m-panel{max-height:280px;border-top-color:var(--line);overflow:auto}
.m-track{display:flex;align-items:center;gap:10px;padding:9px 14px;font-size:12.5px;cursor:pointer}
.m-track:hover{background:color-mix(in srgb,var(--accent) 8%,transparent)}
.m-track.on{color:var(--accent);font-weight:700}
.m-track .idx{width:16px;color:var(--muted);font-size:11px}
.m-progress{height:3px;background:color-mix(in srgb,var(--muted) 20%,transparent);cursor:pointer;position:relative}
.m-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
@media(max-width:600px){.music{right:12px;bottom:12px;width:calc(100% - 24px)}.music.mini{width:auto}}

/* ============ 客服浮窗 / 返回顶部 ============ */
.float-stack{position:fixed;right:22px;bottom:96px;z-index:140;display:flex;flex-direction:column;gap:10px}
.fab{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;cursor:pointer;
  background:var(--card-2);border:1px solid var(--glass-border);backdrop-filter:blur(20px);
  box-shadow:var(--shadow-sm);color:var(--muted);transition:.22s;font-size:18px}
.fab:hover{color:var(--accent);transform:translateY(-2px)}
@media(max-width:600px){.float-stack{right:14px;bottom:86px}}

/* ============ 页脚 ============ */
.foot{margin-top:60px;padding:26px 0;border-top:1px solid var(--line);text-align:center;
  font-size:12.5px;color:var(--muted);line-height:2}
.foot a{color:var(--muted);text-decoration:underline;text-underline-offset:3px}

/* ============ Toast ============ */
#toasts{position:fixed;left:50%;top:22px;transform:translateX(-50%);z-index:500;
  display:flex;flex-direction:column;gap:10px;align-items:center;pointer-events:none}
.toast{padding:11px 20px;border-radius:14px;background:var(--card-2);border:1px solid var(--glass-border);
  box-shadow:var(--shadow);font-size:13.5px;font-weight:600;backdrop-filter:blur(20px);
  animation:toastIn .28s cubic-bezier(.2,.9,.3,1.1)}
.toast.err{color:#c53030;border-color:#ffc9c9}
.toast.ok{color:#12805c}
@keyframes toastIn{from{transform:translateY(-12px);opacity:0}}

/* ============ 骨架屏 ============ */
.skel{background:linear-gradient(90deg,color-mix(in srgb,var(--muted) 10%,transparent) 25%,
  color-mix(in srgb,var(--muted) 18%,transparent) 37%,color-mix(in srgb,var(--muted) 10%,transparent) 63%);
  background-size:400% 100%;animation:shimmer 1.4s infinite;border-radius:12px}
@keyframes shimmer{0%{background-position:100% 0}100%{background-position:0 0}}

/* ============ 后台 ============ */
.admin{display:flex;min-height:100vh}
.side{width:236px;flex:none;padding:20px 14px;display:flex;flex-direction:column;gap:6px;
  border-right:1px solid var(--line);background:var(--nav);backdrop-filter:blur(24px);
  position:sticky;top:0;height:100vh;overflow:auto}
.side .logo{padding:6px 8px 18px}
.side a{display:flex;align-items:center;gap:11px;padding:10px 13px;border-radius:12px;font-size:13.5px;
  font-weight:600;color:var(--muted);cursor:pointer;transition:.18s}
.side a:hover{background:color-mix(in srgb,var(--text) 5%,transparent);color:var(--text)}
.side a.on{background:linear-gradient(120deg,color-mix(in srgb,var(--accent) 16%,transparent),
  color-mix(in srgb,var(--accent-2) 12%,transparent));color:var(--accent)}
.side a .ico{width:18px;text-align:center;font-size:15px}
.side-sep{font-size:11px;color:var(--muted);opacity:.7;padding:14px 13px 6px;letter-spacing:1px}
.main{flex:1;min-width:0;padding:24px 28px 60px;max-width:1400px}
.topbar{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.topbar h2{margin:0;font-size:20px;font-weight:800;letter-spacing:-.4px}
.topbar .spacer{flex:1}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
@media(max-width:1100px){.stat-grid{grid-template-columns:repeat(2,1fr)}}
.stat-card{padding:18px 20px;border-radius:18px;background:var(--card);border:1px solid var(--glass-border);
  backdrop-filter:blur(16px);position:relative;overflow:hidden}
.stat-card .k{font-size:12.5px;color:var(--muted);font-weight:600}
.stat-card .v{font-size:26px;font-weight:800;letter-spacing:-1px;margin-top:6px}
.stat-card .d{font-size:11.5px;color:var(--muted);margin-top:2px}
.stat-card::after{content:"";position:absolute;right:-30px;top:-30px;width:90px;height:90px;border-radius:50%;
  background:color-mix(in srgb,var(--accent) 10%,transparent)}
.panel{background:var(--card);border:1px solid var(--glass-border);border-radius:18px;
  backdrop-filter:blur(16px);padding:18px 20px;margin-bottom:18px}
.panel h3{margin:0 0 14px;font-size:15px;font-weight:800;display:flex;align-items:center;gap:8px}
.panel h3 .spacer{flex:1}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;font-size:11.5px;color:var(--muted);font-weight:700;padding:9px 10px;
  border-bottom:1px solid var(--line);white-space:nowrap;letter-spacing:.3px}
td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:color-mix(in srgb,var(--accent) 4%,transparent)}
.tbl-thumb{width:44px;height:32px;border-radius:7px;object-fit:cover;vertical-align:middle}
.actions{display:flex;gap:6px;flex-wrap:wrap}
.act{padding:5px 10px;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;
  border:1px solid var(--line);background:transparent;color:var(--muted);transition:.15s;white-space:nowrap}
.act:hover{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 45%,transparent);
  background:color-mix(in srgb,var(--accent) 8%,transparent)}
.act.danger:hover{color:#c53030;border-color:#ffb3b3;background:#fff1f1}
.chart{display:flex;align-items:flex-end;gap:8px;height:150px;padding-top:10px}
.chart .bar{flex:1;display:flex;flex-direction:column;align-items:center;gap:7px;height:100%;justify-content:flex-end}
.chart .bar i{width:100%;max-width:36px;border-radius:7px 7px 3px 3px;
  background:linear-gradient(180deg,var(--accent),color-mix(in srgb,var(--accent-2) 60%,transparent));
  min-height:3px;transition:height .5s ease;position:relative}
.chart .bar span{font-size:10.5px;color:var(--muted);white-space:nowrap}
.chart .bar:hover i{filter:brightness(1.1)}
.g2{display:grid;grid-template-columns:1.6fr 1fr;gap:18px}
@media(max-width:1000px){.g2{grid-template-columns:1fr}}
.theme-card{border:2px solid var(--line);border-radius:14px;padding:12px;cursor:pointer;transition:.2s;background:var(--field)}
.theme-card:hover{border-color:color-mix(in srgb,var(--accent) 40%,transparent)}
.theme-card.on{border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 12%,transparent)}
.theme-prev{height:64px;border-radius:10px;margin-bottom:9px;position:relative;overflow:hidden}
.theme-prev.frosted{background:linear-gradient(120deg,#f7d9e6,#dcd9ff,#d3f0ea)}
.theme-prev.liquid{background:linear-gradient(120deg,#ffc2d8,#bcc4ff,#a9f0e2)}
.theme-prev.minimal{background:#fff;border:1px solid #eee}
.theme-prev.dark{background:linear-gradient(120deg,#1b1c25,#2a2340)}
.theme-prev::after{content:"";position:absolute;left:10px;top:14px;width:60%;height:36px;border-radius:8px;
  background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.7);backdrop-filter:blur(4px)}
.theme-prev.dark::after{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.12)}
.theme-name{font-size:12.5px;font-weight:700;text-align:center}
.drawer-mask{position:fixed;inset:0;background:rgba(18,16,28,.4);backdrop-filter:blur(6px);z-index:300;
  display:flex;justify-content:flex-end;animation:fade .2s}
.drawer{width:min(620px,100%);height:100%;background:var(--bg);overflow:auto;box-shadow:-20px 0 60px rgba(0,0,0,.2);
  animation:slideIn .3s cubic-bezier(.2,.9,.3,1)}
@keyframes slideIn{from{transform:translateX(40px);opacity:.6}}
.drawer-head{position:sticky;top:0;z-index:2;display:flex;align-items:center;gap:12px;padding:18px 24px;
  background:var(--nav);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.drawer-head h3{margin:0;font-size:16px;font-weight:800}
.drawer-body{padding:22px 24px 80px;display:flex;flex-direction:column;gap:16px}
.drawer-foot{position:sticky;bottom:0;padding:14px 24px;background:var(--nav);backdrop-filter:blur(20px);
  border-top:1px solid var(--line);display:flex;gap:10px;justify-content:flex-end}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}
.login-card{width:100%;max-width:380px;padding:32px 28px;border-radius:26px;background:var(--card);
  border:1px solid var(--glass-border);backdrop-filter:blur(30px);box-shadow:var(--shadow)}
@media(max-width:900px){
  .side{position:fixed;left:0;top:0;z-index:120;transform:translateX(-100%);transition:.28s;width:250px}
  .side.open{transform:none}
  .main{padding:16px 16px 60px}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .stat-card{padding:14px}
  .stat-card .v{font-size:21px}
}
.menu-btn{display:none}
@media(max-width:900px){.menu-btn{display:grid}}

/* ============ 视觉修正 ============ */
.hero{height:240px;border-radius:calc(var(--radius) + 10px)}
.profile{
  margin:-70px 16px 0;padding:18px 24px 20px;gap:18px;align-items:flex-end;
  background:var(--card);backdrop-filter:blur(var(--blur)) saturate(180%);
  -webkit-backdrop-filter:blur(var(--blur)) saturate(180%);
  border:1px solid var(--glass-border);border-radius:calc(var(--radius) + 10px);
  box-shadow:var(--shadow);
}
.avatar{width:96px;height:96px;border-radius:26px;border:4px solid var(--card-2)}
.p-name{font-size:24px}
.p-bio{margin-top:8px;font-size:13.5px}
.p-actions{padding-bottom:4px}
@media(max-width:760px){
  .hero{height:170px}
  .profile{margin:-52px 10px 0;padding:14px 16px 18px;gap:12px}
  .avatar{width:76px;height:76px;border-radius:20px}
  .p-bio{font-size:12.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .stats{gap:18px;margin-top:10px}
  .stat b{font-size:17px}
}
.card-body{padding:13px 14px 14px;gap:5px}
.card-title{min-height:40px;font-size:14px}
.card-sub{min-height:18px}
.card-foot .sales{white-space:nowrap;font-size:11px;letter-spacing:-.2px}
.price{font-size:18px}

/* 播放器收起态 */
.music.collapsed{width:56px;height:56px;border-radius:50%}
.music.collapsed .music-bar{padding:8px;justify-content:center}
.music.collapsed .m-info,.music.collapsed .viz,.music.collapsed .m-btn,
.music.collapsed .m-progress,.music.collapsed .m-panel{display:none!important}
.music.collapsed .disc{width:38px;height:38px}
.music.collapsed .disc::after{inset:12px}
.m-min{font-size:15px;line-height:1}

/* 详情弹窗两栏 */
.detail-top{display:grid;grid-template-columns:250px 1fr;gap:18px;align-items:start}
.detail-shot{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:16px;display:block;border:1px solid var(--line)}
.detail-meta{min-width:0}
.detail-meta .detail-title{font-size:19px;line-height:1.45}
.desc-box{max-height:150px;overflow:auto;padding:12px 14px;margin-top:14px;border-radius:13px;
  background:color-mix(in srgb,var(--text) 4%,transparent);font-size:13.5px;line-height:1.85}
.desc-box::-webkit-scrollbar{width:6px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
@media(max-width:640px){
  .detail-top{grid-template-columns:1fr}
  .detail-shot{aspect-ratio:16/9;max-height:180px}
  .form-grid{grid-template-columns:1fr}
}
.sum-row{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);padding:3px 0}
.sum-row b{color:var(--text)}
.foot-total{font-size:12px;color:var(--muted)}
.foot-total b{display:block;font-size:21px;color:#e0365c;letter-spacing:-.5px;line-height:1.2}

.qty{align-self:flex-start}
.price-old{margin-left:8px;opacity:.7}
.card-stock{position:absolute;right:10px;top:10px;padding:3px 9px;border-radius:8px;font-size:10.5px;
  font-weight:700;background:rgba(255,255,255,.9);color:#c0392b;backdrop-filter:blur(8px)}
[data-theme="dark"] .card-stock{background:rgba(20,20,26,.75);color:#ff9b9b}
.profile{background:color-mix(in srgb,var(--card-2) 84%,transparent)}
.foot-total b{font-size:20px}

/* ============ 移动端适配 ============ */
.logo{white-space:nowrap}
@media(max-width:760px){
  .nav-in{padding:0 14px;gap:10px;height:60px}
  .nav-right{gap:8px}
  .search input{width:120px}
  .profile{flex-direction:column;align-items:stretch;gap:14px}
  .avatar{width:74px;height:74px}
  .p-bio{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-top:6px}
  .p-actions{display:flex;gap:10px}
  .p-actions .btn{flex:1}
  .stats{gap:20px}
  .toolbar{gap:10px;margin:20px 0 14px}
  .tabs{flex-wrap:nowrap;overflow-x:auto;max-width:100%;scrollbar-width:none}
  .tabs::-webkit-scrollbar{display:none}
  .tab{flex:none}
  .sortsel{width:100%}
  .float-stack{display:none}
  .sheet{border-radius:22px}
  .sheet-body{padding:16px}
  .foot{padding:20px 0}
}
@media(max-width:560px){
  .search{display:none}
  .logo{font-size:16px}
  .p-name{font-size:21px}
  .notice{font-size:12.5px;padding:10px 14px}
  .grid{gap:12px}
  .card-title{font-size:13.5px}
}
.disc::before{content:"♪";position:absolute;inset:0;display:grid;place-items:center;z-index:2;
  font-size:15px;font-weight:800;color:var(--accent);opacity:.95}
.disc::after{z-index:1}

/* ============ 主题细化 ============ */
.price{color:color-mix(in srgb,var(--accent) 52%,#e0365c)}
[data-theme="dark"] .price{color:#ff8fa8}
[data-theme="dark"] .hero img{filter:brightness(.55) saturate(.8)}
[data-theme="dark"] .hero::after{background:linear-gradient(180deg,rgba(14,15,20,.15),rgba(14,15,20,.65))}
[data-theme="dark"] .card-cover img{filter:brightness(.82) saturate(.9)}
[data-theme="dark"] .card-badge{background:rgba(20,20,26,.8);color:#ffb3c4}
[data-theme="liquid"] .card,
[data-theme="liquid"] .profile{
  background:
    linear-gradient(155deg,rgba(255,255,255,.72),rgba(255,255,255,.22) 42%,rgba(255,255,255,.5)),
    var(--card);
  box-shadow:0 18px 54px rgba(80,60,140,.20),
    inset 0 1px 0 rgba(255,255,255,.98),
    inset 0 -1px 0 rgba(255,255,255,.45),
    inset 1px 0 0 rgba(255,255,255,.5),
    inset -1px 0 0 rgba(255,255,255,.5);
}
[data-theme="liquid"] .tabs,
[data-theme="liquid"] .sheet,
[data-theme="liquid"] .music,
[data-theme="liquid"] .panel{
  background:
    linear-gradient(155deg,rgba(255,255,255,.7),rgba(255,255,255,.25) 45%,rgba(255,255,255,.52)),
    var(--card);
  box-shadow:0 16px 44px rgba(80,60,140,.18), inset 0 1px 0 rgba(255,255,255,.95);
}
[data-theme="liquid"] .btn{background:linear-gradient(150deg,rgba(255,255,255,.9),rgba(255,255,255,.5))}
[data-theme="liquid"] .btn-primary{background:linear-gradient(125deg,var(--accent),var(--accent-2))}