:root{
  --bg:#f7f7f9; --card:#fff; --fg:#111114; --fg-2:#6b6b76; --fg-3:#9b9ba6;
  --line:#ececf0; --brand:#5b5bd6; --brand-2:#eef0ff;
  --ok:#10a37f; --ok-bg:#e8f7f2; --warn:#f59e0b; --warn-bg:#fef4e6;
  --danger:#e5484d; --danger-bg:#fdecec; --radius:16px;
  --safe-b:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;height:100%;overflow-x:hidden;max-width:100vw}
body{
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro SC","PingFang SC","Helvetica Neue",sans-serif;
  background:var(--bg);color:var(--fg);font-size:15px;line-height:1.45;
  -webkit-font-smoothing:antialiased;overscroll-behavior-y:none;
}
button{font-family:inherit;font-size:inherit;border:0;background:none;color:inherit;cursor:pointer}
input{font-family:inherit;font-size:inherit}

/* ---------- 登录 ---------- */
.login-view{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg)}
.login-card{width:100%;max-width:380px;text-align:center}
.login-logo{width:64px;height:64px;border-radius:18px;margin:0 auto 16px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:24px;letter-spacing:.5px}
.login-card h1{font-size:22px;margin:0 0 4px;font-weight:650}
.login-sub{color:var(--fg-2);font-size:13px;margin:0 0 24px}
.login-err{color:var(--danger);font-size:13px;margin-top:12px}
.input{width:100%;padding:13px 15px;border-radius:12px;border:1px solid var(--line);
  background:#fff;margin-bottom:10px;outline:none;transition:border-color .15s}
.input:focus{border-color:var(--brand)}

/* ---------- 布局 ---------- */
.app{min-height:100%;display:flex;flex-direction:column}
.app[hidden]{display:none!important}
#loginView[hidden]{display:none!important}
.topbar{
  position:sticky;top:0;z-index:20;background:rgba(247,247,249,.86);
  backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
  padding:calc(env(safe-area-inset-top,0px) + 10px) 18px 10px;
  display:flex;align-items:flex-start;justify-content:space-between;gap:12px;
  border-bottom:1px solid transparent;transition:border-color .2s;
}
.topbar.scrolled{border-bottom-color:var(--line)}
.topbar h2{font-size:26px;font-weight:680;margin:0;letter-spacing:-.4px}
.page-sub{font-size:12.5px;color:var(--fg-3);margin:2px 0 0}
.topbar-right{padding-top:6px}
.status-pill{display:inline-flex;align-items:center;gap:6px;background:var(--ok-bg);color:#0b7a5f;
  font-size:12.5px;font-weight:600;padding:5px 11px;border-radius:999px}
.status-pill i{width:7px;height:7px;border-radius:50%;background:var(--ok);display:block}
.status-pill.off{background:var(--danger-bg);color:#a3242a}
.status-pill.off i{background:var(--danger)}

.content{flex:1;padding:6px 14px calc(110px + var(--safe-b))}

/* ---------- 卡片 ---------- */
.card{background:var(--card);border-radius:var(--radius);padding:16px;margin-bottom:10px;
  border:1px solid var(--line);box-shadow:0 1px 2px rgba(16,16,24,.03)}
.card-hd{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.card-title{font-size:15px;font-weight:640;margin:0}

/* 账号卡 */
.acc-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:14px}
.acc-phone{font-size:19px;font-weight:680;letter-spacing:-.2px}
.chip{font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;white-space:nowrap}
.chip-ok{background:var(--ok-bg);color:#0b7a5f}
.chip-off{background:#f0f0f4;color:#7a7a86}
.chip-warn{background:var(--warn-bg);color:#a86a05}
.chip-cool{background:var(--warn-bg);color:#a86a05}
.chip-err{background:var(--danger-bg);color:#a3242a}

.row{display:flex;align-items:center;justify-content:space-between;padding:7px 0;font-size:14px}
.row .k{color:var(--fg-2);flex-shrink:0;padding-right:12px}
.row .v{color:var(--fg);text-align:right;word-break:break-all;font-variant-numeric:tabular-nums}
.row .v.dim{color:var(--fg-3)}
.row.link .v{color:var(--brand);display:flex;align-items:center;gap:4px}
.row.link .v:after{content:"›";font-size:17px;line-height:1;opacity:.7}

/* 积分进度 */
.cred-wrap{margin:10px 0 4px}
.cred-line{display:flex;justify-content:space-between;font-size:13px;color:var(--fg-2);margin-bottom:6px}
.cred-line b{color:var(--fg);font-variant-numeric:tabular-nums;font-weight:640}
.cred-bar{height:6px;border-radius:999px;background:#eeeef2;overflow:hidden}
.cred-fill{height:100%;border-radius:999px;background:var(--brand);transition:width .35s}

/* 操作按钮组 */
.acc-actions{display:flex;gap:8px;margin-top:14px;width:100%}
.acc-actions.two{flex-wrap:wrap}
.abtn{flex:1 1 0;min-width:0;padding:11px 6px;border-radius:12px;border:1px solid var(--line);
  background:#fff;font-size:14px;font-weight:560;color:var(--fg);text-align:center;
  transition:background .12s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.abtn:active{background:#f4f4f8}
.abtn.danger{color:var(--danger);border-color:#f6d9da}
.abtn.solid{background:var(--brand);border-color:var(--brand);color:#fff}
.abtn.wide{flex:1 1 100%;width:100%}

/* 概览统计 */
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.stat .lbl{font-size:12.5px;color:var(--fg-3);margin-bottom:4px}
.stat .num{font-size:23px;font-weight:680;letter-spacing:-.5px;font-variant-numeric:tabular-nums}
.stat .num small{font-size:13px;font-weight:500;color:var(--fg-3);margin-left:2px}

/* 列表项 */
.li{display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line);font-size:14.5px}
.li:last-child{border-bottom:0}
.li .grow{flex:1;min-width:0}
.li .t{font-weight:545}
.li .s{font-size:12.5px;color:var(--fg-3);margin-top:2px}
.li-ico{width:30px;height:30px;border-radius:9px;background:var(--brand-2);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}

/* 模型行 */
.model-row{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line)}
.model-row:last-child{border-bottom:0}
.model-name{flex:1;min-width:0;font-size:14px;font-weight:540;word-break:break-all}
.model-meta{font-size:11.5px;color:var(--fg-3);margin-top:2px}
.mtag{font-size:10.5px;padding:2px 6px;border-radius:5px;background:#f2f2f7;color:#6b6b76;font-weight:600}
.mtag.free{background:var(--ok-bg);color:#0b7a5f}

/* 开关（用内嵌元素而非伪元素；不用 transition，iOS WebKit 里过渡会卡住） */
.sw{width:46px;height:28px;border-radius:999px;background:#e2e2e8;
  position:relative;flex-shrink:0;cursor:pointer}
.sw.on{background:#5b5bd6}
.sw .knob{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;
  background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.18);pointer-events:none}
.sw.on .knob{transform:translateX(18px)}

/* 空态 */
.empty{text-align:center;padding:48px 24px;color:var(--fg-3)}
.empty .ico{font-size:34px;opacity:.35;margin-bottom:10px}
.empty p{margin:0;font-size:13.5px}

/* Tabbar */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:30;
  display:flex;padding:6px 4px calc(6px + var(--safe-b));
  background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);border-top:1px solid var(--line);
}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:10.5px;color:var(--fg-3);padding:5px 0;font-weight:500}
.tab.active{color:var(--brand)}
.tab-ico{font-size:18px;line-height:1;opacity:.9}

/* Sheet */
.sheet-wrap{position:fixed;inset:0;z-index:50}
.sheet-mask{position:absolute;inset:0;background:rgba(0,0,0,.32)}
.sheet{position:absolute;left:0;right:0;bottom:0;background:#fff;border-radius:20px 20px 0 0;
  max-height:86vh;overflow-y:auto;padding:8px 0 calc(16px + var(--safe-b))}
.sheet-hd{display:flex;align-items:center;justify-content:space-between;padding:12px 18px 6px}
.sheet-hd h3{margin:0;font-size:17px;font-weight:660}
.sheet-bd{padding:4px 18px}
.sheet-close{width:30px;height:30px;border-radius:50%;background:#f2f2f7;color:#6b6b76;
  display:flex;align-items:center;justify-content:center;font-size:16px}
@keyframes up{from{transform:translateY(100%)}to{transform:translateY(0)}}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* Toast */
.toast{position:fixed;left:50%;bottom:calc(96px + var(--safe-b));transform:translateX(-50%);
  background:rgba(28,28,34,.94);color:#fff;font-size:13.5px;padding:10px 18px;border-radius:999px;
  z-index:80;max-width:80vw;text-align:center;animation:fade .18s}

/* 工具类 */
.btn{padding:12px 18px;border-radius:12px;font-weight:580;font-size:14.5px}
.btn-primary{background:var(--brand);color:#fff}
.btn-block{width:100%;display:block}
.btn-ghost{background:#f2f2f7;color:var(--fg)}
.mt8{margin-top:8px}.mt16{margin-top:16px}
.dim{color:var(--fg-3)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}

/* 骨架 */
.skel{height:96px;border-radius:var(--radius);background:linear-gradient(90deg,#f0f0f4 25%,#f7f7fa 50%,#f0f0f4 75%);
  background-size:200% 100%;animation:shim 1.3s infinite;margin-bottom:10px}
@keyframes shim{from{background-position:200% 0}to{background-position:-200% 0}}