/* ============================================================
   成人58 · 黑金视觉系统
   ============================================================ */
:root{
  --bg:#08080a;
  --bg-soft:#0d0d11;
  --surface:#14141a;
  --surface-2:#1b1b22;
  --line:#26262f;
  --line-soft:#1e1e26;
  --gold:#e8b761;
  --gold-2:#f8dda6;
  --gold-dim:#8a6f3e;
  --gold-glow:rgba(232,183,97,.16);
  --ink:#f5f2ec;
  --dim:#a39d92;
  --faint:#6b665d;
  --red:#e2504f;
  --radius:14px;
  --shadow:0 18px 44px rgba(0,0,0,.55);
  --hd-h:58px;
  --tab-h:60px;
  --pad:clamp(1rem,4vw,2rem);
}

*{box-sizing:border-box}
/* hidden 优先级高于任何 display 布局 */
[hidden]{display:none !important}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(900px 420px at 12% -8%, rgba(232,183,97,.09), transparent 62%),
    radial-gradient(760px 380px at 92% 0%, rgba(226,80,79,.06), transparent 58%),
    var(--bg);
  color:var(--ink);
  font:400 15px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  padding-top:calc(var(--hd-h) + 44px);
  min-height:100vh;
}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
img{display:block;max-width:100%}
h1,h2,h3,h4,p{margin:0}
.wrap{max-width:1560px;margin:0 auto;padding-inline:var(--pad)}
.dim{color:var(--dim)}
.gold{color:var(--gold)}

/* ── 顶栏 ───────────────────────────── */
.hd{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(8,8,10,.86);
  backdrop-filter:saturate(150%) blur(18px);
  border-bottom:1px solid var(--line-soft);
}
.hd::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(232,183,97,.55),transparent);
}
.hd-in{
  height:var(--hd-h);display:flex;align-items:center;gap:clamp(.6rem,2vw,1.4rem);
  max-width:1560px;margin:0 auto;padding-inline:var(--pad);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex-shrink:0;
  display:grid;place-items:center;
  font-weight:900;font-size:15px;letter-spacing:-.04em;color:#14100a;
  background:linear-gradient(150deg,var(--gold-2),var(--gold) 55%,#b8893f);
  box-shadow:0 4px 16px rgba(232,183,97,.28),inset 0 1px 0 rgba(255,255,255,.5);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-size:17px;font-weight:800;letter-spacing:.06em}
.brand-txt i{font-style:normal;font-size:9px;color:var(--faint);letter-spacing:.28em}

.search{flex:1;max-width:520px;margin-left:auto;position:relative;display:flex;align-items:center}
.search .ico{position:absolute;left:13px;width:16px;height:16px;color:var(--faint);pointer-events:none}
.search input{
  width:100%;height:38px;padding:0 36px 0 38px;border-radius:19px;outline:none;
  background:var(--surface-2);border:1px solid var(--line);
  transition:border-color .18s,background .18s,box-shadow .18s;
}
.search input::placeholder{color:var(--faint)}
.search input:focus{border-color:var(--gold-dim);background:var(--surface);box-shadow:0 0 0 3px var(--gold-glow)}
.search input::-webkit-search-cancel-button{display:none}
.clr{position:absolute;right:8px;width:24px;height:24px;border:0;background:transparent;color:var(--faint);
  cursor:pointer;display:grid;place-items:center;border-radius:50%}
.clr:hover{color:var(--ink);background:var(--surface-2)}
.clr svg{width:14px;height:14px}

.hd-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.btn-vip{
  height:34px;padding:0 15px;border-radius:17px;border:0;cursor:pointer;
  display:inline-flex;align-items:center;
  font-size:13px;font-weight:700;letter-spacing:.02em;color:#171206;
  background:linear-gradient(135deg,var(--gold-2),var(--gold) 60%,#c9974a);
  box-shadow:0 4px 18px rgba(232,183,97,.22);
  white-space:nowrap;transition:transform .16s,box-shadow .16s;
}
.btn-vip:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(232,183,97,.32)}
.user-btn{
  height:34px;padding:0 14px;border-radius:17px;cursor:pointer;white-space:nowrap;
  background:transparent;border:1px solid var(--line);color:var(--dim);font-size:13px;
  max-width:120px;overflow:hidden;text-overflow:ellipsis;transition:all .16s;
}
.user-btn:hover{color:var(--ink);border-color:var(--gold-dim)}

/* ── 分类条 ─────────────────────────── */
.cats{border-top:1px solid var(--line-soft);background:rgba(8,8,10,.55)}
.cats-in{
  display:flex;gap:7px;overflow-x:auto;scrollbar-width:none;
  max-width:1560px;margin:0 auto;padding:8px var(--pad);
}
.cats-in::-webkit-scrollbar{display:none}
.cat{
  flex-shrink:0;height:28px;padding:0 13px;border-radius:14px;cursor:pointer;white-space:nowrap;
  background:transparent;border:1px solid var(--line);color:var(--dim);font-size:13px;
  transition:all .16s;
}
.cat:hover{color:var(--ink);border-color:var(--gold-dim)}
.cat.on{
  color:#171206;font-weight:700;border-color:transparent;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
}

/* ── 区块标题 ───────────────────────── */
.sec-hd{display:flex;align-items:flex-end;gap:12px;margin:26px 0 16px;flex-wrap:wrap}
.sec-hd h2{font-size:clamp(1.15rem,2.6vw,1.4rem);font-weight:800;letter-spacing:-.01em}
.sec-hd h2::before{
  content:"";display:inline-block;width:4px;height:15px;margin-right:9px;border-radius:2px;
  vertical-align:-1px;background:linear-gradient(var(--gold-2),var(--gold));
}
.sec-hd .meta{font-size:12.5px;color:var(--faint);padding-bottom:3px}

/* ── 卡片墙 ─────────────────────────── */
.grid{
  display:grid;gap:20px 14px;
  grid-template-columns:repeat(auto-fill,minmax(168px,1fr));
}
.card{cursor:pointer;display:flex;flex-direction:column;gap:9px;outline:none}
.thumb{
  position:relative;aspect-ratio:2/3;border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(160deg,#1a1a21,#121218);
  border:1px solid var(--line);
  transition:border-color .22s,transform .22s,box-shadow .22s;
}
.card:hover .thumb,.card:focus-visible .thumb{
  border-color:rgba(232,183,97,.65);transform:translateY(-4px);
  box-shadow:0 16px 34px rgba(0,0,0,.55),0 0 0 1px rgba(232,183,97,.18);
}
.thumb img{width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .4s,transform .5s}
.thumb img.in{opacity:1}
.card:hover .thumb img.in{transform:scale(1.045)}
.thumb::after{
  content:"";position:absolute;inset:auto 0 0 0;height:48%;pointer-events:none;
  background:linear-gradient(transparent,rgba(0,0,0,.82));
}
.badge{position:absolute;z-index:2;font-size:11px;font-weight:600;padding:3px 7px;border-radius:6px;backdrop-filter:blur(6px)}
.badge-tag{top:7px;left:7px;background:rgba(0,0,0,.62);color:#fff;letter-spacing:.02em;max-width:72%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge-hd{bottom:7px;right:7px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#171206;font-weight:800}
.badge-vip{top:7px;right:7px;background:rgba(226,80,79,.92);color:#fff;font-weight:800;letter-spacing:.04em}
.play-hint{
  position:absolute;inset:0;z-index:1;display:grid;place-items:center;opacity:0;
  transition:opacity .22s;background:rgba(8,8,10,.34);
}
.card:hover .play-hint{opacity:1}
.play-hint span{
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:rgba(232,183,97,.95);color:#171206;
  box-shadow:0 6px 20px rgba(0,0,0,.45);transform:scale(.9);transition:transform .22s;
}
.card:hover .play-hint span{transform:scale(1)}
.play-hint svg{width:22px;height:22px;margin-left:2px}
.c-name{font-size:13.5px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}
.c-sub{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--faint);min-height:16px}
.c-cat{color:var(--gold-dim);border:1px solid rgba(232,183,97,.22);border-radius:5px;padding:0 5px;line-height:16px}

/* 骨架 */
.sk{aspect-ratio:2/3;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:linear-gradient(100deg,#14141a 20%,#1c1c24 38%,#14141a 56%);
  background-size:220% 100%;animation:shim 1.5s linear infinite}
@keyframes shim{to{background-position:-180% 0}}

/* 状态 */
.state{display:grid;place-items:center;gap:8px;padding:70px 16px;text-align:center;color:var(--dim)}
.state svg{width:34px;height:34px;color:var(--faint)}
.state p{font-size:15px;font-weight:600;color:var(--ink)}
.state small{font-size:12.5px;color:var(--faint)}

.more{display:flex;justify-content:center;margin:28px 0 8px}
.more button{
  height:42px;padding:0 32px;border-radius:22px;cursor:pointer;
  background:transparent;border:1px dashed rgba(232,183,97,.42);color:var(--gold);
  font-size:13.5px;letter-spacing:.03em;transition:all .18s;
}
.more button:hover{background:var(--gold-glow);border-color:var(--gold)}

/* ── 播放层 ─────────────────────────── */
.player-mask{
  position:fixed;inset:0;z-index:90;background:rgba(4,4,6,.94);
  backdrop-filter:blur(6px);display:grid;place-items:center;padding:clamp(0px,3vw,26px);
  overflow-y:auto;
}
.player-box{
  width:min(1080px,100%);background:var(--bg-soft);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;
}
.player-hd{display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line-soft)}
.player-hd h3{font-size:15px;font-weight:700;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pclose{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:transparent;
  color:var(--dim);cursor:pointer;display:grid;place-items:center;flex-shrink:0}
.pclose:hover{color:var(--ink);border-color:var(--gold-dim)}
.pclose svg{width:16px;height:16px}
.player-video{position:relative;background:#000;aspect-ratio:16/9}
.player-video video{width:100%;height:100%;display:block;background:#000}
.pfall{
  position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:9px;
  padding:20px;text-align:center;background:rgba(8,8,10,.93);
}
.pfall svg{width:34px;height:34px;color:var(--gold)}
.pfall p{font-size:15px;font-weight:600}
.pfall small{font-size:12.5px;color:var(--dim);max-width:420px}
.pf-btns{display:flex;gap:10px;margin-top:6px;flex-wrap:wrap;justify-content:center}
.pf-btns button,.pf-btns a{
  height:34px;padding:0 16px;border-radius:17px;display:inline-flex;align-items:center;
  font-size:12.5px;cursor:pointer;border:1px solid var(--gold-dim);color:var(--gold);background:transparent;
}
.pf-btns button{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#171206;border:0;font-weight:700}

.vip-gate{
  position:absolute;inset:0;z-index:3;display:grid;place-content:center;justify-items:center;gap:8px;
  padding:22px;text-align:center;background:linear-gradient(rgba(6,6,8,.82),rgba(6,6,8,.96));
}
.vg-badge{font-size:11px;letter-spacing:.16em;color:var(--gold);border:1px solid var(--gold-dim);
  border-radius:20px;padding:3px 12px}
.vip-gate h4{font-size:clamp(1rem,2.6vw,1.25rem);font-weight:800}
.vip-gate p{font-size:12.5px;color:var(--dim);max-width:340px}
.vip-gate button{
  margin-top:8px;height:38px;padding:0 26px;border:0;border-radius:19px;cursor:pointer;
  font-weight:800;color:#171206;background:linear-gradient(135deg,var(--gold-2),var(--gold));
}
.pm-info{padding:14px 16px 18px}
.pm-meta{font-size:12.5px;color:var(--dim);display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.pm-meta span{border:1px solid var(--line);border-radius:6px;padding:1px 8px}
.eps{display:flex;flex-wrap:wrap;gap:8px;max-height:132px;overflow-y:auto}
.ep{height:30px;padding:0 13px;border-radius:8px;cursor:pointer;background:var(--surface-2);
  border:1px solid var(--line);color:var(--dim);font-size:12.5px;transition:all .16s}
.ep:hover{color:var(--ink);border-color:var(--gold-dim)}
.ep.on{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#171206;font-weight:700;border-color:transparent}

/* ── 会员 / 我的 / 后台 通用 ───────────── */
.page-hd{margin:26px 0 18px}
.page-hd h1{font-size:clamp(1.4rem,4vw,2rem);font-weight:900;letter-spacing:-.02em}
.page-hd p{margin-top:6px;color:var(--dim);font-size:13.5px}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(14px,3vw,22px);margin-bottom:16px}
.panel-t{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.panel-t h3{font-size:15px;font-weight:800}
.panel-t small{color:var(--faint);font-size:12px}

.plan-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.plan{
  position:relative;cursor:pointer;border-radius:12px;padding:16px 14px;text-align:center;
  background:var(--surface-2);border:1px solid var(--line);transition:all .18s;
}
.plan:hover{border-color:var(--gold-dim)}
.plan.on{
  border-color:var(--gold);
  background:linear-gradient(180deg,rgba(232,183,97,.16),rgba(232,183,97,.04));
  box-shadow:0 0 0 1px rgba(232,183,97,.35),0 10px 26px rgba(0,0,0,.4);
}
.plan .p-days{font-size:12.5px;color:var(--dim)}
.plan .p-price{font-size:clamp(1.3rem,4vw,1.7rem);font-weight:900;color:var(--gold);margin:4px 0 2px;letter-spacing:-.02em}
.plan .p-price em{font-size:.55em;font-style:normal;font-weight:600}
.plan .p-tag{font-size:11px;color:var(--faint)}
.plan .hot{position:absolute;top:-9px;right:10px;font-size:10.5px;font-weight:800;color:#171206;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));border-radius:9px;padding:1px 8px}

.pay-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 14px}
.pay-tab{height:34px;padding:0 16px;border-radius:10px;cursor:pointer;font-size:13px;
  background:transparent;border:1px solid var(--line);color:var(--dim);transition:all .16s}
.pay-tab.on{color:#171206;font-weight:800;border-color:transparent;background:linear-gradient(135deg,var(--gold-2),var(--gold))}
.pay-body{display:grid;gap:12px}

.btn-primary{
  height:44px;padding:0 22px;border:0;border-radius:12px;cursor:pointer;width:100%;
  font-weight:800;font-size:14.5px;color:#171206;
  background:linear-gradient(135deg,var(--gold-2),var(--gold) 60%,#c9974a);
  box-shadow:0 8px 24px rgba(232,183,97,.2);transition:transform .16s,box-shadow .16s;
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 30px rgba(232,183,97,.3)}
.btn-primary:disabled{opacity:.55;cursor:not-allowed;transform:none}
.btn-ghost{
  height:44px;padding:0 22px;border-radius:12px;cursor:pointer;background:transparent;
  border:1px solid var(--line);color:var(--dim);font-size:14px;
}
.btn-ghost:hover{color:var(--ink);border-color:var(--gold-dim)}
.btn-sm{height:32px;padding:0 14px;border-radius:9px;font-size:12.5px;cursor:pointer;
  background:var(--surface-2);border:1px solid var(--line);color:var(--dim)}
.btn-sm:hover{color:var(--ink);border-color:var(--gold-dim)}
.btn-sm.gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#171206;border:0;font-weight:700}

.fld{display:grid;gap:6px;margin-bottom:12px}
.fld span{font-size:12.5px;color:var(--dim)}
.fld input,.fld select,.fld textarea{
  height:42px;padding:0 13px;border-radius:10px;outline:none;
  background:var(--surface-2);border:1px solid var(--line);
  transition:border-color .16s,box-shadow .16s;width:100%;
}
.fld textarea{height:auto;min-height:88px;padding:11px 13px;resize:vertical;line-height:1.6}
.fld input:focus,.fld select:focus,.fld textarea:focus{border-color:var(--gold-dim);box-shadow:0 0 0 3px var(--gold-glow)}
.form-2{display:grid;gap:0 12px;grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}

.note{font-size:12.5px;color:var(--faint);line-height:1.7}
.note b{color:var(--gold-dim)}

.qr-box{display:grid;place-items:center;gap:10px;padding:14px;border:1px dashed var(--line);border-radius:12px;text-align:center}
.qr-box img{width:min(220px,60vw);border-radius:10px;background:#fff;padding:6px}
.qr-box .qr-empty{font-size:12.5px;color:var(--faint)}

.rows{display:grid;gap:8px}
.row{
  display:flex;align-items:center;gap:10px;padding:11px 13px;border-radius:10px;
  background:var(--surface-2);border:1px solid var(--line-soft);font-size:13px;flex-wrap:wrap;
}
.row .r-main{flex:1;min-width:0}
.row .r-main b{font-weight:700}
.row .r-sub{font-size:11.5px;color:var(--faint)}
.chip{font-size:11px;padding:1px 8px;border-radius:20px;border:1px solid var(--line);color:var(--dim)}
.chip.ok{color:#7fd18a;border-color:rgba(127,209,138,.35);background:rgba(127,209,138,.08)}
.chip.wait{color:var(--gold);border-color:rgba(232,183,97,.35);background:rgba(232,183,97,.08)}
.chip.no{color:var(--red);border-color:rgba(226,80,79,.35);background:rgba(226,80,79,.08)}

/* 后台 */
.admin-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.admin-tab{height:34px;padding:0 15px;border-radius:9px;cursor:pointer;font-size:13px;
  background:var(--surface-2);border:1px solid var(--line);color:var(--dim)}
.admin-tab.on{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#171206;font-weight:800;border-color:transparent}
.stat-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(120px,1fr))}
.stat{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:14px}
.stat b{display:block;font-size:clamp(1.2rem,4vw,1.6rem);font-weight:900;color:var(--gold);letter-spacing:-.02em}
.stat span{font-size:12px;color:var(--faint)}

/* ── 弹窗 ───────────────────────────── */
.modal-mask{
  position:fixed;inset:0;z-index:95;display:grid;place-items:center;padding:18px;
  background:rgba(4,4,6,.82);backdrop-filter:blur(7px);overflow-y:auto;
}
.modal{
  position:relative;width:min(400px,100%);padding:clamp(20px,5vw,28px);
  background:var(--bg-soft);border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow);animation:pop .22s ease;
}
@keyframes pop{from{opacity:0;transform:translateY(12px) scale(.98)}}
.m-close{position:absolute;top:12px;right:12px;width:30px;height:30px;border-radius:50%;
  border:1px solid var(--line);background:transparent;color:var(--dim);cursor:pointer;display:grid;place-items:center}
.m-close svg{width:15px;height:15px}
.m-title{font-size:19px;font-weight:900;letter-spacing:-.01em}
.m-sub{font-size:12.5px;color:var(--faint);margin:5px 0 18px}
.m-switch{text-align:center;font-size:12.5px;color:var(--faint);margin-top:14px}
.m-switch a{color:var(--gold)}

/* 年龄门 */
.age-mask{
  position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:20px;
  background:rgba(4,4,6,.96);backdrop-filter:blur(8px);
}
.age-box{
  width:min(420px,100%);text-align:center;padding:clamp(24px,6vw,36px);
  background:var(--bg-soft);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);
}
.age-mark{
  width:64px;height:64px;margin:0 auto 16px;border-radius:50%;display:grid;place-items:center;
  font-weight:900;font-size:19px;color:#171206;
  background:linear-gradient(150deg,var(--gold-2),var(--gold) 60%,#b8893f);
  box-shadow:0 10px 30px rgba(232,183,97,.28);
}
.age-box h3{font-size:18px;font-weight:900}
.age-box p{font-size:13px;color:var(--dim);margin:10px 0 20px;line-height:1.7}
.age-btns{display:grid;gap:10px}

/* Toast */
.toast{
  position:fixed;left:50%;bottom:88px;transform:translateX(-50%);z-index:130;
  max-width:min(420px,90vw);padding:11px 18px;border-radius:12px;
  background:rgba(24,24,30,.97);border:1px solid var(--line);color:var(--ink);
  font-size:13px;box-shadow:var(--shadow);animation:tin .2s ease;
}
@keyframes tin{from{opacity:0;transform:translate(-50%,8px)}}

/* ── 页脚 ───────────────────────────── */
.ft{border-top:1px solid var(--line-soft);margin-top:44px;padding-block:26px 30px;background:rgba(8,8,10,.6)}
.ft-in{display:grid;gap:7px}
.ft-brand{font-weight:800;letter-spacing:.1em;font-size:13px;color:var(--gold-dim)}
.ft-note{font-size:12px;color:var(--faint);line-height:1.7;overflow-wrap:anywhere}

/* ── 底部 tab ───────────────────────── */
.tabbar{display:none}

/* ── 响应式 ─────────────────────────── */
@media (max-width:860px){
  .brand-txt i{display:none}
  .search{max-width:none}
}
@media (max-width:720px){
  body{padding-top:calc(var(--hd-h) + 42px);padding-bottom:calc(var(--tab-h) + 12px)}
  .sec-hd{display:block;margin:22px 0 14px}
  .sec-hd h2{width:100%}
  .sec-hd .meta{display:block;margin-top:4px;padding-bottom:0}
  .hd-in{gap:.55rem}
  .brand-txt{display:none}
  .btn-vip{display:none}
  .user-btn{max-width:88px;padding:0 11px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 11px}
  .c-name{font-size:12.8px}
  .player-mask{padding:0;place-items:start center}
  .player-box{border-radius:0;border:0;min-height:100vh;width:100%}
  .player-hd{padding:12px 13px;position:sticky;top:0;background:var(--bg-soft);z-index:2}
  .tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;height:var(--tab-h);
    background:rgba(10,10,13,.94);backdrop-filter:blur(16px);
    border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);
  }
  .tabbar a{flex:1;display:grid;place-items:center;gap:2px;color:var(--faint);font-size:10.5px}
  .tabbar a svg{width:21px;height:21px}
  .tabbar a.on{color:var(--gold)}
  .toast{bottom:calc(var(--tab-h) + 16px)}
  .ft{margin-top:30px;padding-bottom:calc(var(--tab-h) + 20px)}
}
@media (max-width:400px){
  .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 9px}
}