:root{
  --bg:#0a0e14;
  --bg2:#111823;
  --card:#151d2a;
  --line:#22303f;
  --fg:#e8eef7;
  --fg2:#8fa3ba;
  --accent:#2f9cf4;
  --accent2:#1f7fd4;
  --ok:#2ecc8f;
  --warn:#f5a623;
  --err:#ff5d5d;
  --safe-b:env(safe-area-inset-bottom,0px);
  --safe-t:env(safe-area-inset-top,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  overscroll-behavior:none;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.hidden{display:none!important}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,textarea,select{
  font:inherit;color:var(--fg);background:#0d141d;border:1px solid var(--line);
  border-radius:12px;padding:13px 14px;width:100%;outline:none;
}
input:focus,textarea:focus,select:focus{border-color:var(--accent)}
textarea{resize:none}
h1,h2,h3{margin:0;font-weight:650;letter-spacing:.2px}

/* ---------- 登录 ---------- */
.gate{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px}
.gate-inner{width:100%;max-width:380px;text-align:center}
.logo{font-size:52px;line-height:1}
.gate h1{margin:10px 0 4px;font-size:26px}
.sub{color:var(--fg2);margin:0 0 22px;font-size:13px}
.tabs{display:flex;gap:6px;background:#0d141d;border:1px solid var(--line);border-radius:12px;padding:4px;margin-bottom:16px}
.tab{flex:1;padding:9px;border-radius:9px;color:var(--fg2);font-size:14px}
.tab.active{background:var(--card);color:var(--fg)}
.tab-body{text-align:left}
#tokenBox{margin-top:12px;text-align:left}
.tiny-adv{margin-top:10px}
.tiny-adv a{color:var(--fg2);text-decoration:none;border-bottom:1px dashed var(--line)}
.ghost.wide{width:100%;padding:11px;margin-top:4px}
#tokenFullBox{margin-top:10px;margin-bottom:14px}
#tokenFullBox .tiny{margin:0 0 8px}
#tokenFull{width:100%;font-size:12px;line-height:1.5;color:var(--fg2);word-break:break-all}
.row-2{display:flex;gap:10px;margin-top:10px}
.row-2 .ghost{flex:1;width:auto;margin-top:0;padding:11px}
.gate-msg{
  margin:14px 0 20px;padding:10px 12px;border-radius:11px;
  background:rgba(255,93,93,.12);border:1px solid rgba(255,93,93,.35);
  color:#ff9a9a;font-size:13px;line-height:1.5;text-align:left;
}
.field{display:block;margin-bottom:12px}
.field>span{display:block;font-size:12px;color:var(--fg2);margin-bottom:6px;padding-left:2px}
.row{display:flex;gap:8px}
.row input{flex:1}
.primary{
  width:100%;padding:14px;border-radius:13px;background:var(--accent);color:#fff;
  font-weight:650;font-size:16px;margin-top:4px;
  transition:transform .12s,background .2s;
}
.primary:active{transform:scale(.985);background:var(--accent2)}
.primary.big{padding:17px;font-size:17px;border-radius:15px}
.primary[disabled]{opacity:.5}
.ghost{
  padding:0 16px;border-radius:12px;border:1px solid var(--line);
  background:#0d141d;color:var(--fg);font-size:14px;white-space:nowrap;
}
.ghost:disabled{opacity:.45}
.ghost.light{border-color:rgba(255,255,255,.35);background:rgba(0,0,0,.4);color:#fff}
.danger{width:100%;padding:13px;border-radius:12px;background:rgba(255,93,93,.12);color:var(--err);font-weight:600;margin-bottom:10px}
.icon{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-size:20px;color:var(--fg2)}
.icon.light{color:#fff;background:rgba(0,0,0,.45)}
.hint{margin-top:18px;font-size:12px;color:var(--fg2);line-height:1.6}
.tiny{font-size:12px;color:var(--fg2);margin:6px 0 0}

/* ---------- 主界面 ---------- */
.app{min-height:100%;display:flex;flex-direction:column;padding:0 16px calc(20px + var(--safe-b))}
.bar{
  position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;
  padding:calc(10px + var(--safe-t)) 0 10px;background:linear-gradient(var(--bg) 70%,transparent);
}
.bar-left{display:flex;align-items:center;gap:8px;font-size:16px}
.bar-right{display:flex;align-items:center;gap:8px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--ok)}
.dot.off{background:var(--err)}
.badge{font-size:11px;padding:4px 9px;border-radius:20px;background:rgba(47,156,244,.15);color:#7cc4ff;border:1px solid rgba(47,156,244,.3)}
.screen{flex:1;display:flex;flex-direction:column;gap:14px}

.scan-orb{
  margin:26px auto 0;width:200px;height:200px;border-radius:50%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  color:#fff;background:radial-gradient(circle at 50% 35%,#2f9cf4,#155f9e 70%);
  box-shadow:0 0 0 1px rgba(47,156,244,.4),0 18px 50px -12px rgba(47,156,244,.7);
  transition:transform .15s;
}
.scan-orb:active{transform:scale(.97)}
.scan-orb span{font-size:15px;font-weight:650;letter-spacing:.5px}
.tiny{text-align:center}

.tips{display:flex;flex-direction:column;gap:9px;margin-top:22px}
.tip{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--card);border:1px solid var(--line);border-radius:14px}
.tip .t-ico{width:34px;height:34px;border-radius:10px;background:#0f1722;display:grid;place-items:center;font-size:17px;flex:none}
.tip b{display:block;font-size:13.5px;font-weight:600}
.tip i{display:block;font-style:normal;font-size:12px;color:var(--fg2);margin-top:2px}
.quick{margin-top:auto;padding-top:20px}
.quick-head{display:flex;justify-content:space-between;align-items:center;color:var(--fg2);font-size:13px;margin-bottom:8px}
.link{color:var(--accent);font-size:13px}
.device-list{display:flex;flex-direction:column;gap:8px}
.device{display:flex;align-items:center;gap:12px;padding:13px 14px;background:var(--card);border:1px solid var(--line);border-radius:14px;text-align:left;width:100%}
.device:active{background:#1a2434}
.device .d-ico{width:34px;height:34px;border-radius:10px;background:rgba(47,156,244,.12);display:grid;place-items:center;font-size:17px}
.device .d-main{flex:1;min-width:0}
.device .d-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.device .d-sub{font-size:12px;color:var(--fg2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.empty{padding:22px;text-align:center;color:var(--fg2);font-size:13px;background:var(--card);border:1px dashed var(--line);border-radius:14px}

.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px}
.card.center{text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px}
.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.card-head h2{font-size:17px}
.meta{color:var(--fg2);font-size:12px;margin:4px 0 0}
.quota-line{margin-top:12px;padding:10px 12px;border-radius:11px;background:rgba(46,204,143,.1);color:#6fe0b0;font-size:13px;border:1px solid rgba(46,204,143,.22)}
.sku-list{display:flex;flex-direction:column;gap:8px;margin-top:14px}
.sku{display:flex;align-items:center;gap:12px;padding:12px;border-radius:13px;border:1px solid var(--line);background:#0f1722;text-align:left;width:100%}
.sku.sel{border-color:var(--accent);background:rgba(47,156,244,.09)}
.sku .s-main{flex:1}
.sku .s-name{font-size:14px;font-weight:600}
.sku .s-desc{font-size:12px;color:var(--fg2);margin-top:2px}
.sku .s-price{color:#7cc4ff;font-weight:650;font-size:15px}
/* 单位（元/L 等）。原来写成行内 style，CSP 收紧后行内样式会被拦，改成 class */
.sku .s-price .s-unit{font-size:11px;color:var(--fg2)}

.ring{
  width:190px;height:190px;border-radius:50%;display:grid;place-items:center;
  /* 角度用自定义属性传：CSP 的 style-src 'self' 会拦掉 el.style.background=...，
     但 CSSOM 的 setProperty('--deg', ...) 不属于内联样式声明，不受该策略限制。 */
  --deg:0deg;
  background:conic-gradient(var(--accent) var(--deg),rgba(47,156,244,.13) var(--deg));
  transition:background .3s;
}
.ring-inner{width:158px;height:158px;border-radius:50%;background:var(--card);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:12px}
#stateTitle{font-size:17px;font-weight:650}
.flow{display:flex;gap:8px;align-items:baseline;font-size:13px;color:var(--fg2)}
.flow b{color:#7cc4ff;font-size:19px}
.kv{width:100%;display:flex;flex-direction:column;gap:9px;margin:12px 0}
.kv>div{display:flex;justify-content:space-between;gap:12px;font-size:13px}
.kv span{color:var(--fg2)}
.kv b{font-weight:600;word-break:break-all;text-align:right}
.ok{width:62px;height:62px;border-radius:50%;background:rgba(46,204,143,.15);color:var(--ok);display:grid;place-items:center;font-size:30px}

/* ---------- 扫码 ---------- */
.scanner{position:fixed;inset:0;background:#000;z-index:50}
.scanner video{width:100%;height:100%;object-fit:cover}
.scan-frame{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:min(70vw,290px);aspect-ratio:1;border-radius:20px;box-shadow:0 0 0 100vmax rgba(0,0,0,.55)}
.scan-frame i{position:absolute;width:26px;height:26px;border:3px solid #fff;border-radius:4px}
.scan-frame i:nth-child(1){top:-2px;left:-2px;border-right:0;border-bottom:0}
.scan-frame i:nth-child(2){top:-2px;right:-2px;border-left:0;border-bottom:0}
.scan-frame i:nth-child(3){bottom:-2px;left:-2px;border-right:0;border-top:0}
.scan-frame i:nth-child(4){bottom:-2px;right:-2px;border-left:0;border-top:0}
.scanner-top{position:absolute;top:calc(12px + var(--safe-t));left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:0 14px;color:#fff;font-size:14px}
.scanner-bottom{position:absolute;bottom:calc(28px + var(--safe-b));left:0;right:0;display:flex;justify-content:center}

/* ---------- 弹层 ---------- */
.sheet{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:60;display:flex;align-items:flex-end}
.sheet-inner{width:100%;background:var(--bg2);border-radius:22px 22px 0 0;padding:20px 18px calc(20px + var(--safe-b));max-height:88vh;overflow:auto}
.sheet-inner h3{margin-bottom:14px;font-size:17px}
.sheet-inner .ghost,.sheet-inner .primary{width:100%;padding:13px;margin-top:10px;text-align:center}
.sheet-inner .primary{margin-top:4px}
.check{display:flex;align-items:center;gap:10px;padding:12px 0;font-size:14px;color:var(--fg)}
.check input{width:auto;transform:scale(1.15);accent-color:var(--accent)}

.toast{
  position:fixed;left:50%;bottom:calc(38px + var(--safe-b));transform:translateX(-50%);
  background:rgba(30,42,58,.96);color:#fff;padding:11px 18px;border-radius:12px;
  font-size:13px;max-width:86vw;text-align:center;z-index:80;border:1px solid var(--line);
  animation:tin .18s ease;
}
@keyframes tin{from{opacity:0;transform:translate(-50%,8px)}}
.toast.err{background:rgba(90,28,28,.96);border-color:rgba(255,93,93,.4)}