:root{
  --bg:#07070E; --bg2:#0B0B16; --card:#12121F; --card2:#181829; --stroke:rgba(255,255,255,.07);
  --text:#F4F4FA; --hint:#8A8AA2; --muted:#63637a;
  --g1:#7C3AED; --g2:#FF2FD0; --g3:#22D3EE;
  --grad:linear-gradient(135deg,var(--g1) 0%,var(--g2) 55%,var(--g3) 100%);
  --glow:0 0 24px rgba(139,92,246,.35);
  --radius:22px; --radius-sm:15px;
  --tabbar-h:70px;
}
:root[data-theme="light"]{
  --bg:#F2F2F7; --bg2:#ffffff; --card:#ffffff; --card2:#f4f4f8; --stroke:rgba(0,0,0,.07);
  --text:#0e0e18; --hint:#6a6a80; --muted:#9a9ab0;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(1200px 420px at 80% -10%, rgba(124,58,237,.22), transparent 60%),
    radial-gradient(900px 380px at -10% 8%, rgba(34,211,238,.14), transparent 55%),
    var(--bg);
  color:var(--text); font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  font-size:16px; min-height:100vh;
  padding-bottom:calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 12px);
}

/* ---------- topbar ---------- */
#topbar{
  position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:calc(env(safe-area-inset-top) + 12px) 16px 12px;
  background:linear-gradient(var(--bg), rgba(7,7,14,0) );backdrop-filter:blur(6px);
}
.brand{display:flex;align-items:center;gap:9px}
.brandmark{filter:drop-shadow(0 0 8px rgba(255,47,208,.5))}
.brandtext{font-size:19px;font-weight:800;letter-spacing:.2px}
.brandtext b{color:var(--text)}
.brandtext span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.topicons{display:flex;gap:9px}
.iconbtn{
  width:42px;height:42px;border-radius:14px;border:1px solid var(--stroke);
  background:var(--card);color:var(--text);display:grid;place-items:center;cursor:pointer;
}
.iconbtn:active{transform:scale(.94)}
.iconbtn svg{width:20px;height:20px}

#view{padding:6px 16px 8px;animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

h1.page{font-size:30px;font-weight:800;margin:8px 2px 2px;letter-spacing:-.5px}
.page-sub{color:var(--hint);font-size:14px;margin:0 2px 16px}
h2{font-size:17px;margin:20px 2px 10px;font-weight:700}
.hint{color:var(--hint);font-size:13px}
.muted{color:var(--muted)}

/* ---------- balance card ---------- */
.balance-card{
  position:relative;overflow:hidden;border-radius:26px;padding:22px;margin:6px 0 14px;
  background:linear-gradient(135deg,#15151f,#0c0c14);border:1px solid var(--stroke);
  box-shadow:0 18px 40px rgba(0,0,0,.45);
}
.balance-card .waves{position:absolute;inset:0;width:100%;height:100%;opacity:.5}
.balance-card .glow{position:absolute;right:-40px;bottom:-60px;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,58,237,.55),transparent 70%);filter:blur(6px)}
.balance-card .chip{position:absolute;right:22px;top:22px;width:44px;height:34px;border-radius:8px;
  background:linear-gradient(135deg,#3a3a52,#22223a);display:grid;grid-template-columns:1fr 1fr;gap:2px;padding:6px}
.balance-card .chip i{background:rgba(255,255,255,.25);border-radius:2px}
.balance-card .label{position:relative;color:var(--hint);font-size:12px;letter-spacing:2px;text-transform:uppercase}
.balance-card .amount{position:relative;font-size:44px;font-weight:800;margin:2px 0 2px;line-height:1}
.balance-card .amount small{font-size:22px;color:var(--hint);font-weight:700}
.balance-card .tgid{position:relative;color:var(--hint);font-size:13px}

/* ---------- quick actions ---------- */
.quick{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.qbtn{
  display:flex;align-items:center;gap:10px;padding:16px;border-radius:var(--radius-sm);
  background:var(--card);border:1px solid var(--stroke);color:var(--text);font-weight:700;font-size:15px;cursor:pointer;
}
.qbtn:active{transform:scale(.97)}
.qbtn svg{width:20px;height:20px;color:var(--g2)}
.qbtn.full{grid-column:1/-1}

/* hero */
.hero{position:relative;overflow:hidden;border-radius:var(--radius);padding:20px;margin-top:14px;
  background:var(--grad);color:#fff}
.hero h3{margin:0 0 6px;font-size:19px}
.hero p{margin:0;opacity:.9;font-size:13px}
.hero .spark{position:absolute;right:-10px;top:-10px;font-size:80px;opacity:.25}

/* ---------- search + chips ---------- */
.search{display:flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--stroke);
  border-radius:16px;padding:13px 15px;margin:6px 0 14px}
.search svg{width:20px;height:20px;color:var(--hint);flex:none}
.search input{border:0;background:none;outline:none;color:var(--text);font-size:16px;width:100%}
.chips{display:flex;gap:9px;overflow-x:auto;padding:2px 2px 12px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip-btn{flex:none;padding:9px 16px;border-radius:20px;border:1px solid var(--stroke);
  background:var(--card);color:var(--hint);font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap}
.chip-btn.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:var(--glow)}

/* ---------- product grid ---------- */
.pgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pcard{background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius-sm);
  padding:14px;cursor:pointer;position:relative;overflow:hidden}
.pcard:active{transform:scale(.97)}
.pcard .ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:24px;
  background:linear-gradient(135deg,rgba(124,58,237,.25),rgba(34,211,238,.18));margin-bottom:10px}
.pcard .pname{font-weight:700;font-size:14px;line-height:1.25;min-height:34px}
.pcard .pshop{color:var(--hint);font-size:11px;margin-top:3px}
.pcard .prow{display:flex;justify-content:space-between;align-items:center;margin-top:9px}
.pcard .pprice{font-weight:800;font-size:15px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.pcard .pstock{font-size:11px;color:var(--muted)}

/* list item (orders, seller products) */
.list-item{background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius-sm);
  padding:14px;margin-bottom:10px;display:flex;justify-content:space-between;align-items:center;gap:10px;cursor:pointer}
.list-item:active{transform:scale(.99)}
.li-title{font-weight:600;overflow:hidden;text-overflow:ellipsis}
.li-sub{color:var(--hint);font-size:12px;margin-top:3px}
.price{font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap}

/* ---------- product detail ---------- */
.detail-hero{border-radius:var(--radius);padding:22px;background:var(--card);border:1px solid var(--stroke);text-align:center;margin-bottom:14px}
.detail-hero .ico{width:70px;height:70px;border-radius:20px;display:grid;place-items:center;font-size:36px;margin:0 auto 12px;
  background:linear-gradient(135deg,rgba(124,58,237,.3),rgba(34,211,238,.2))}
.detail-price{font-size:30px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.badges{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:10px}
.badge{background:var(--card2);border:1px solid var(--stroke);border-radius:20px;padding:5px 12px;font-size:12px;color:var(--hint)}
.desc{white-space:pre-wrap;line-height:1.55;color:var(--text);background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius-sm);padding:16px;margin-bottom:14px}

/* ---------- buttons ---------- */
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;border:0;border-radius:16px;
  padding:16px;font-size:16px;font-weight:800;cursor:pointer;color:#fff;background:var(--grad);box-shadow:var(--glow);margin-top:10px}
.btn:active{transform:scale(.98)}
.btn.secondary{background:var(--card);color:var(--text);border:1px solid var(--stroke);box-shadow:none}
.btn:disabled{opacity:.55}

/* ---------- forms ---------- */
label{display:block;font-size:13px;color:var(--hint);margin:14px 2px 6px}
input,textarea,select{width:100%;background:var(--card);border:1px solid var(--stroke);border-radius:14px;
  padding:14px;color:var(--text);font-size:16px;font-family:inherit}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--g1)}
textarea{min-height:120px;resize:vertical}

/* rows (profile / settings) */
.row{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--stroke);
  border-radius:var(--radius-sm);padding:16px;margin-bottom:11px;cursor:pointer}
.row .rico{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;background:var(--card2);flex:none}
.row .rico svg{width:22px;height:22px;color:var(--g2)}
.row .rmain{flex:1;min-width:0}
.row .rtitle{font-weight:700}
.row .rsub{color:var(--hint);font-size:12px;margin-top:2px}
.row .rarrow{color:var(--muted)}
.profile-head{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius);padding:16px;margin-bottom:14px}
.avatar{width:60px;height:60px;border-radius:18px;display:grid;place-items:center;font-size:26px;font-weight:800;color:#fff;background:var(--grad);flex:none}

/* toggle */
.toggle{width:52px;height:30px;border-radius:20px;background:var(--card2);border:1px solid var(--stroke);position:relative;cursor:pointer;flex:none}
.toggle::after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:.2s}
.toggle.on{background:var(--grad)}
.toggle.on::after{left:27px}
.seg{display:flex;background:var(--card2);border-radius:12px;padding:3px;flex:none}
.seg button{border:0;background:none;color:var(--hint);padding:7px 14px;border-radius:9px;font-weight:700;cursor:pointer}
.seg button.on{background:var(--grad);color:#fff}

/* payload / states */
.payload{background:#0a0d14;border:1px solid var(--g1);border-radius:14px;padding:15px;font-family:ui-monospace,Menlo,Consolas,monospace;
  word-break:break-all;margin-top:10px;font-size:14px;color:#d9d9ff}
.ok{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800}
.center{text-align:center}
.spinner{width:36px;height:36px;border:3px solid rgba(255,255,255,.12);border-top-color:var(--g2);border-radius:50%;animation:spin .8s linear infinite;margin:26px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.empty{text-align:center;color:var(--hint);padding:44px 12px}
.empty .big{font-size:40px;margin-bottom:8px}

/* ---------- tabbar ---------- */
#tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;height:calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  display:flex;padding:8px 6px env(safe-area-inset-bottom);
  background:rgba(12,12,20,.92);backdrop-filter:blur(14px);border-top:1px solid var(--stroke)}
:root[data-theme="light"] #tabbar{background:rgba(255,255,255,.92)}
.tab{flex:1;background:none;border:0;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer;padding:6px 0}
.tab .ic{width:24px;height:24px;display:grid;place-items:center}
.tab .ic svg{width:24px;height:24px}
.tab .lbl{font-size:11px;font-weight:600}
.tab.active{color:var(--text)}
.tab.active .ic svg{color:var(--g2);filter:drop-shadow(0 0 8px rgba(255,47,208,.6))}