/* ============================================================
   2026年新员工应知应会题库 · 移动优先
   ============================================================ */
:root{
  --brand:#00569d;
  --brand-2:#0874c9;
  --brand-hi:#28a3e8;
  --brand-soft:#e8f1fa;
  --bg:#eef3f8;
  --card:#ffffff;
  --text:#15212c;
  --text-2:#5d6d7d;
  --text-3:#93a3b3;
  --line:#e2eaf2;
  --line-2:#edf3f9;
  --ok:#12a05c;
  --ok-bg:#e8f7ef;
  --ok-line:#a9dfc3;
  --bad:#d93a2b;
  --bad-bg:#fdecea;
  --bad-line:#f3bdb6;
  --warn:#c98a00;
  --shadow:0 1px 2px rgba(16,42,67,.05),0 8px 24px rgba(16,42,67,.07);
  --shadow-lg:0 -4px 30px rgba(16,42,67,.13);
  --r:16px;
  --topbar-h:52px;
  --bottom-h:60px;
  --safeb:env(safe-area-inset-bottom,0px);
  --safet:env(safe-area-inset-top,0px);
  --ease:cubic-bezier(.32,.72,0,1);
}
html[data-theme="dark"]{
  --brand:#3f9be6;
  --brand-2:#4aa5ea;
  --brand-hi:#6fbdf5;
  --brand-soft:#13293c;
  --bg:#0b131b;
  --card:#141e28;
  --text:#e8f0f7;
  --text-2:#9db0c1;
  --text-3:#6b7f92;
  --line:#22303d;
  --line-2:#1a262f;
  --ok:#34bd7f;
  --ok-bg:#102a1f;
  --ok-line:#21583d;
  --bad:#f0705f;
  --bad-bg:#2b1917;
  --bad-line:#65322b;
  --warn:#dda63a;
  --shadow:0 1px 2px rgba(0,0,0,.35),0 8px 24px rgba(0,0,0,.3);
  --shadow-lg:0 -4px 30px rgba(0,0,0,.5);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;overscroll-behavior:none}
body{
  background:var(--bg);color:var(--text);
  font:400 15px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;text-size-adjust:100%;
}
button{font:inherit;color:inherit;background:none;border:none;padding:0;cursor:pointer}
input{font:inherit;color:inherit}
[hidden]{display:none!important}

/* ================= 登录 ================= */
.auth{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:24px 20px;overflow-y:auto;
  background:linear-gradient(160deg,#00569d 0%,#0a72c4 48%,#1590db 100%)}
html[data-theme="dark"] .auth{background:linear-gradient(160deg,#08243c 0%,#0c3a5e 55%,#0d527f 100%)}
.auth-bg{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.auth-bg::before,.auth-bg::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.07)}
.auth-bg::before{width:340px;height:340px;top:-120px;right:-110px}
.auth-bg::after{width:220px;height:220px;bottom:-90px;left:-80px;background:rgba(255,255,255,.05)}
.auth-inner{position:relative;width:100%;max-width:390px;text-align:center;animation:authIn .5s var(--ease) both}
@keyframes authIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.auth-logo{font-size:42px;line-height:1;filter:drop-shadow(0 6px 16px rgba(0,0,0,.2))}
.auth-inner h1{font-size:20px;margin:12px 0 5px;color:#fff;font-weight:700;letter-spacing:.3px}
.auth-sub{font-size:12.5px;color:rgba(255,255,255,.78);margin:0 0 22px}
.auth-card{background:var(--card);border-radius:20px;padding:22px 20px 18px;box-shadow:0 18px 50px rgba(0,20,45,.28);text-align:left}
.auth-tabs{position:relative;display:flex;background:var(--bg);border-radius:12px;padding:4px;margin-bottom:18px}
.auth-tabs button{position:relative;z-index:2;flex:1;padding:9px 0;border-radius:9px;font-size:14.5px;font-weight:600;
  color:var(--text-2);transition:color .2s}
.auth-tabs button.on{color:var(--brand)}
/* 滑块必须压在按钮文字下面，否则会盖住选中项的字 */
.auth-ink{position:absolute;z-index:1;pointer-events:none;top:4px;left:4px;width:calc(50% - 4px);height:calc(100% - 8px);
  background:var(--card);border-radius:9px;box-shadow:0 1px 4px rgba(16,42,67,.12);transition:transform .28s var(--ease)}
.auth-tabs[data-tab="reg"] .auth-ink{transform:translateX(100%)}
.field{display:block;margin-bottom:14px}
.field > span{display:flex;align-items:baseline;gap:6px;font-size:12.5px;color:var(--text-2);margin-bottom:6px;font-weight:500}
.field > span small{font-size:11px;color:var(--text-3);font-weight:400}
.field input{width:100%;border:1.5px solid var(--line);background:var(--bg);border-radius:12px;padding:12px 14px;font-size:16px;
  outline:none;transition:border-color .18s,box-shadow .18s,background .18s}
.field input:focus{border-color:var(--brand-2);background:var(--card);box-shadow:0 0 0 3.5px color-mix(in srgb,var(--brand-2) 14%,transparent)}
.field input.bad{border-color:var(--bad)}
.field input.good{border-color:var(--ok)}
.fhint{display:block;font-size:11.5px;margin-top:5px;line-height:1.45;min-height:0;font-style:normal}
.fhint.bad{color:var(--bad)}
.fhint.good{color:var(--ok)}
.auth-msg{min-height:20px;font-size:12.5px;color:var(--bad);margin:-4px 0 8px;line-height:1.5}
.auth-msg.ok{color:var(--ok)}
.auth-links{display:flex;align-items:center;gap:12px;margin-top:14px}
.auth-links button{font-size:12.5px;color:var(--text-3);transition:color .16s}
.auth-links button:hover{color:var(--brand)}
.auth-links #linkGuest{margin-left:auto;color:var(--brand);font-weight:600;font-size:13px}

/* 找回密码 */
.reset-back{font-size:13px;color:var(--text-3);margin-bottom:14px;display:inline-flex;gap:3px;align-items:center}
.reset-back:hover{color:var(--brand)}
.reset h2{font-size:17px;margin:0 0 6px;font-weight:700}
.reset-desc{font-size:12.5px;color:var(--text-3);line-height:1.6;margin:0 0 18px}
.code-input{letter-spacing:.6em;font-size:20px!important;font-weight:700;text-align:center;font-variant-numeric:tabular-nums}
.resend-row{display:flex;justify-content:flex-end;margin:-6px 0 10px}
.resend-row button{font-size:12.5px;color:var(--brand)}
.resend-row button:disabled{color:var(--text-3)}

/* 游客提示条 */
.guestbar{display:flex;align-items:center;gap:9px;padding:7px 14px;flex:0 0 auto;
  background:color-mix(in srgb,var(--warn) 11%,transparent);
  border-bottom:1px solid color-mix(in srgb,var(--warn) 26%,transparent);
  font-size:12.5px;color:var(--text-2);line-height:1.4}
.guestbar b{color:var(--warn);font-weight:650}
.guestbar button{margin-left:auto;font-size:12.5px;font-weight:650;color:var(--brand);white-space:nowrap;
  background:var(--card);border:1px solid color-mix(in srgb,var(--brand-2) 26%,transparent);border-radius:8px;padding:4px 10px}
.guestbar button:active{transform:scale(.96)}
.btn-primary{width:100%;padding:13px;border-radius:12px;font-size:16px;font-weight:600;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 6px 18px rgba(8,116,201,.32);
  transition:transform .14s,filter .18s}
.btn-primary:active{transform:scale(.985);filter:brightness(.95)}
.btn-primary:disabled{opacity:.55;box-shadow:none}
.auth-tip{font-size:11.5px;color:var(--text-3);line-height:1.6;margin:14px 0 0}

/* ================= 应用骨架 ================= */
.app{display:flex;height:100dvh;overflow:hidden}
.main{flex:1;display:flex;flex-direction:column;min-width:0;min-height:0;position:relative}

.topbar{height:calc(var(--topbar-h) + var(--safet));padding-top:var(--safet);flex:0 0 auto;
  display:flex;align-items:center;gap:4px;padding-left:6px;padding-right:6px;
  background:color-mix(in srgb,var(--card) 86%,transparent);backdrop-filter:saturate(180%) blur(16px);
  -webkit-backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid var(--line-2);position:relative;z-index:30}
.ico{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-size:17px;color:var(--text-2);
  transition:background .16s,transform .12s;flex:0 0 auto}
.ico:active{background:var(--line-2);transform:scale(.92)}
.avatar-ico span{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-hi));
  color:#fff;font-size:12px;font-weight:700;display:grid;place-items:center}
.mode-pill{margin:0 auto;display:flex;align-items:center;gap:5px;padding:6px 14px;border-radius:20px;
  background:var(--brand-soft);color:var(--brand);font-size:13.5px;font-weight:650;transition:background .16s,transform .12s}
.mode-pill:active{transform:scale(.96)}
.mode-pill .caret{font-size:9px;opacity:.7}

.progline{height:2px;background:var(--line-2);flex:0 0 auto;position:relative;z-index:29}
.progline i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand-2),var(--brand-hi));
  transition:width .4s var(--ease)}
.progmeta{flex:0 0 auto;font-size:11px;color:var(--text-3);padding:5px 16px 0;letter-spacing:.2px;text-align:right;
  font-variant-numeric:tabular-nums}
.progmeta b{color:var(--text-2);font-weight:600}

.stage{flex:1;min-height:0;position:relative;display:flex;flex-direction:column}

/* ================= 卡片牌堆 ================= */
.deck{flex:1;min-height:0;overflow:hidden;touch-action:pan-y;position:relative}
.track{display:flex;height:100%;width:300%;will-change:transform;transform:translate3d(0,0,0)}
.slide{width:33.3333%;flex:0 0 33.3333%;height:100%;overflow-y:auto;overflow-x:hidden;
  -webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding:14px 14px 24px;
  display:flex;flex-direction:column}
.slide-in{max-width:720px;margin:0 auto;width:100%;display:flex;flex-direction:column;min-height:100%}

/* ================= 题卡 ================= */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 15px 15px;
  box-shadow:var(--shadow);animation:qIn .3s var(--ease) both}
@keyframes qIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.card-hd{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-bottom:11px}
.qn{font-size:12px;font-weight:700;color:#fff;background:var(--brand);border-radius:7px;padding:2.5px 9px;font-variant-numeric:tabular-nums}
.badge{font-size:11.5px;font-weight:650;border-radius:7px;padding:2.5px 8px;border:1px solid transparent;white-space:nowrap}
.b-单选{color:#00569d;background:#e8f1fa;border-color:#cfe2f3}
.b-多选{color:#7a3fb8;background:#f2ecfb;border-color:#e0d2f5}
.b-判断{color:#12804f;background:#e9f7f0;border-color:#c2e6d4}
.b-填空{color:#a97000;background:#fdf4e3;border-color:#f2ddb8}
.b-问答{color:#b03a2b;background:#fdeceb;border-color:#f4c3be}
html[data-theme="dark"] .b-单选{background:#132a3e;border-color:#204459;color:#6cb4ec}
html[data-theme="dark"] .b-多选{background:#231a33;border-color:#3b2d52;color:#b494e8}
html[data-theme="dark"] .b-判断{background:#112a1f;border-color:#22583d;color:#5fd39b}
html[data-theme="dark"] .b-填空{background:#2a2113;border-color:#48391c;color:#e0b45f}
html[data-theme="dark"] .b-问答{background:#2b1a18;border-color:#65322b;color:#f0927f}
.ktag{font-size:11.5px;color:var(--text-3);background:var(--bg);border:1px solid var(--line-2);border-radius:7px;
  padding:2.5px 8px;max-width:210px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.star{margin-left:auto;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:16px;color:var(--text-3);
  transition:.16s}
.star:active{transform:scale(.9)}
.star.on{color:var(--warn);background:color-mix(in srgb,var(--warn) 12%,transparent)}

.stem{font-size:16.5px;line-height:1.72;margin:0 0 14px;word-break:break-word;letter-spacing:.1px}
.opts{display:flex;flex-direction:column;gap:8px}
.opt{display:flex;gap:11px;align-items:flex-start;width:100%;text-align:left;border:1.5px solid var(--line);
  background:var(--bg);border-radius:12px;padding:11px 13px;line-height:1.6;font-size:15px;
  transition:border-color .16s,background .16s,transform .1s;will-change:border-color}
.opt .k{flex:0 0 22px;height:22px;border-radius:7px;background:var(--card);border:1.5px solid var(--line);
  display:grid;place-items:center;font-size:12.5px;font-weight:700;color:var(--text-2);margin-top:1px;transition:.16s}
.opt .v{flex:1;word-break:break-word;padding-top:1px}
.opt .mk{font-size:15px;opacity:0;transition:opacity .18s;padding-top:1px}
.opt:not(.locked):active{transform:scale(.988)}
.opt.sel{border-color:var(--brand-2);background:var(--brand-soft)}
.opt.sel .k{background:var(--brand-2);border-color:var(--brand-2);color:#fff}
.opt.ok{border-color:var(--ok-line);background:var(--ok-bg)}
.opt.ok .k{background:var(--ok);border-color:var(--ok);color:#fff}
.opt.no{border-color:var(--bad-line);background:var(--bad-bg)}
.opt.no .k{background:var(--bad);border-color:var(--bad);color:#fff}
.opt.ok .mk,.opt.no .mk{opacity:1}
.opt.dim{opacity:.55}
.opt.locked{cursor:default}
@keyframes shake{10%,90%{transform:translateX(-1.5px)}30%,70%{transform:translateX(3px)}50%{transform:translateX(-3px)}}
.card.shake{animation:shake .4s}

.confirmbar{display:flex;align-items:center;gap:11px;margin-top:13px}
.btn-confirm{flex:1;padding:11px;border-radius:12px;font-size:15px;font-weight:650;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 5px 16px rgba(8,116,201,.28);
  transition:transform .12s,filter .16s}
.btn-confirm:active{transform:scale(.985);filter:brightness(.95)}
.confirmbar .cnt{font-size:12.5px;color:var(--text-3);white-space:nowrap}
.btn-ghost{font-size:13px;color:var(--text-3);padding:8px 12px;border-radius:10px;transition:.16s}
.btn-ghost:active{background:var(--line-2);color:var(--text-2)}

.ans{margin-top:13px;border-radius:12px;padding:11px 13px;font-size:14.5px;line-height:1.65;display:flex;gap:9px;
  align-items:flex-start;animation:qIn .26s var(--ease) both}
.ans.ok{background:var(--ok-bg);border:1px solid var(--ok-line)}
.ans.no{background:var(--bad-bg);border:1px solid var(--bad-line)}
.ans.info{background:var(--brand-soft);border:1px solid color-mix(in srgb,var(--brand-2) 22%,transparent)}
.ans .lbl{font-weight:700;font-size:13.5px;white-space:nowrap;padding-top:1px}
.ans.ok .lbl{color:var(--ok)}
.ans.no .lbl{color:var(--bad)}
.ans.info .lbl{color:var(--brand-2)}
.ans .body{flex:1;word-break:break-word}
.ans .key{font-weight:750;color:var(--ok);letter-spacing:.5px}
.exp{margin-top:11px;font-size:13.5px;color:var(--text-2);border-left:3px solid var(--line);padding-left:11px;line-height:1.65}
.relbtn{margin-top:11px;display:inline-flex;align-items:center;gap:5px;font-size:12.5px;color:var(--warn);
  border:1px solid color-mix(in srgb,var(--warn) 35%,transparent);border-radius:9px;padding:5px 11px;font-weight:600}
.relbox{margin-top:11px;border-top:1px dashed var(--line);padding-top:11px;animation:qIn .26s var(--ease) both}
.rel-i{font-size:13.5px;color:var(--text-2);background:var(--bg);border-radius:10px;padding:9px 12px;margin-bottom:7px;line-height:1.6}
.rel-i em{font-style:normal;font-weight:700;color:var(--text-3);margin-right:6px;font-size:12.5px}
.rel-i .a{color:var(--ok);font-weight:750}

/* ================= 底部栏 ================= */
.bottombar{flex:0 0 auto;height:calc(var(--bottom-h) + var(--safeb));padding-bottom:var(--safeb);
  display:flex;align-items:center;gap:8px;padding-left:10px;padding-right:10px;
  background:color-mix(in srgb,var(--card) 88%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-top:1px solid var(--line-2)}
.nav{flex:1;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--text-2);background:var(--bg);border:1px solid var(--line);
  transition:background .16s,transform .12s,opacity .2s}
.nav:active{transform:scale(.97);background:var(--line-2)}
.nav.primary{background:var(--brand-soft);color:var(--brand);border-color:color-mix(in srgb,var(--brand-2) 22%,transparent)}
.nav:disabled{opacity:.35;pointer-events:none}
.nav .ar{font-size:10px}
.nav-mid{padding:0 10px;text-align:center;line-height:1.15;flex:0 0 auto;min-width:74px}
.nav-mid b{display:block;font-size:15.5px;font-weight:750;font-variant-numeric:tabular-nums}
.nav-mid i{display:block;font-style:normal;font-size:10.5px;color:var(--text-3);font-variant-numeric:tabular-nums}

/* ================= 倒计时环 ================= */
.ringbtn{position:fixed;right:16px;bottom:calc(var(--bottom-h) + var(--safeb) + 16px);z-index:60;
  width:58px;height:58px;border-radius:50%;background:var(--card);box-shadow:0 6px 22px rgba(16,42,67,.22);
  border:1px solid var(--line);display:grid;place-items:center;
  animation:ringIn .3s var(--ease) both;transition:transform .14s}
@keyframes ringIn{from{opacity:0;transform:scale(.6)}to{opacity:1;transform:none}}
.ringbtn:active{transform:scale(.92)}
.ringbtn svg{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg)}
.rb-bg{fill:none;stroke:var(--line);stroke-width:3}
.rb-fg{fill:none;stroke:var(--brand-2);stroke-width:3;stroke-linecap:round;
  stroke-dasharray:119.4;stroke-dashoffset:0}
.rb-num{font-size:17px;font-weight:750;color:var(--brand);font-variant-numeric:tabular-nums}
.rb-x{position:absolute;top:-3px;right:-3px;width:20px;height:20px;border-radius:50%;background:var(--text-3);color:#fff;
  font-size:10px;display:grid;place-items:center;box-shadow:0 2px 6px rgba(0,0,0,.2)}

/* ================= 抽屉 ================= */
.sheet{position:fixed;inset:0;z-index:120}
.sheet-mask{position:absolute;inset:0;background:rgba(8,22,36,.42);backdrop-filter:blur(2px);animation:fadeIn .22s both}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.sheet-panel{position:absolute;left:0;right:0;bottom:0;background:var(--card);border-radius:22px 22px 0 0;
  max-height:82dvh;display:flex;flex-direction:column;padding-bottom:var(--safeb);box-shadow:var(--shadow-lg);
  animation:sheetUp .32s var(--ease) both}
.sheet-panel.tall{max-height:90dvh}
@keyframes sheetUp{from{transform:translateY(100%)}to{transform:none}}
.sheet-grip{width:38px;height:4px;border-radius:3px;background:var(--line);margin:9px auto 0;flex:0 0 auto}
.sheet-hd{display:flex;align-items:center;padding:10px 18px 6px;flex:0 0 auto}
.sheet-hd b{font-size:16px;font-weight:700;flex:1}
.sheet-x{width:32px;height:32px;border-radius:50%;background:var(--bg);color:var(--text-2);font-size:13px;display:grid;place-items:center}
.sheet-body{overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding:8px 18px 26px;flex:1}

.search-wrap{display:flex;align-items:center;gap:9px;margin:2px 18px 6px;background:var(--bg);border:1.5px solid var(--line);
  border-radius:12px;padding:0 13px;flex:0 0 auto;transition:border-color .18s}
.search-wrap:focus-within{border-color:var(--brand-2)}
.search-wrap input{flex:1;border:none;background:none;outline:none;padding:11px 0;font-size:16px}
.search-wrap span{font-size:14px;color:var(--text-3)}

dt{font-size:13.5px;font-weight:700;margin:16px 0 9px;display:flex;align-items:center;gap:7px;color:var(--text)}
dt:first-child{margin-top:6px}
dt .cnt{font-size:11.5px;font-weight:600;color:#fff;background:var(--brand-2);border-radius:20px;padding:1px 8px;font-variant-numeric:tabular-nums}
dd{display:flex;flex-wrap:wrap;gap:7px;margin:0}
.chip{font-size:13px;color:var(--text-2);background:var(--bg);border:1px solid var(--line);border-radius:10px;
  padding:7px 12px;transition:.16s;display:inline-flex;gap:6px;align-items:center}
.chip:active{transform:scale(.96)}
.chip.on{border-color:var(--brand-2);background:var(--brand-soft);color:var(--brand);font-weight:650}
.chip b{font-size:11.5px;color:var(--text-3);font-weight:600;font-variant-numeric:tabular-nums}
.chip.on b{color:var(--brand-2)}
.mrow{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line-2);font-size:14.5px}
.mrow:last-child{border-bottom:none}
.mrow .mi{width:34px;height:34px;border-radius:10px;background:var(--bg);display:grid;place-items:center;font-size:16px;flex:0 0 auto}
.mrow .mt{flex:1;min-width:0}
.mrow .mt b{display:block;font-weight:600}
.mrow .mt i{display:block;font-style:normal;font-size:11.5px;color:var(--text-3);margin-top:1px}
.mrow .ma{color:var(--text-3);font-size:17px}
.switch{width:46px;height:27px;border-radius:20px;background:var(--line);position:relative;transition:background .22s;flex:0 0 auto}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:21px;height:21px;border-radius:50%;background:#fff;
  box-shadow:0 1px 4px rgba(0,0,0,.22);transition:transform .22s var(--ease)}
.switch.on{background:var(--brand-2)}
.switch.on::after{transform:translateX(19px)}
.segrow{display:flex;gap:7px;margin-top:9px}
.segrow button{flex:1;padding:8px 0;border-radius:10px;font-size:13.5px;font-weight:600;background:var(--bg);
  border:1px solid var(--line);color:var(--text-2)}
.segrow button.on{background:var(--brand-soft);border-color:var(--brand-2);color:var(--brand)}
.statgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:6px 0 4px}
.statgrid div{background:var(--bg);border-radius:12px;padding:12px 8px;text-align:center}
.statgrid b{display:block;font-size:19px;font-weight:750;font-variant-numeric:tabular-nums;color:var(--brand)}
.statgrid i{display:block;font-style:normal;font-size:11.5px;color:var(--text-3);margin-top:2px}
.danger{color:var(--bad)!important}

/* ================= 速览列表 ================= */
.listview{flex:1;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding:12px 14px 30px}
.lv-in{max-width:860px;margin:0 auto}
.lvh{display:flex;align-items:baseline;gap:9px;margin:6px 0 12px}
.lvh h3{margin:0;font-size:15px;font-weight:700}
.lvh span{font-size:12px;color:var(--text-3);margin-left:auto;font-variant-numeric:tabular-nums}
.lvq{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:10px;box-shadow:var(--shadow)}
.more{display:block;width:100%;padding:13px;border-radius:12px;background:var(--card);border:1px solid var(--line);
  color:var(--brand);font-weight:650;font-size:14px;box-shadow:var(--shadow)}
.empty{text-align:center;padding:56px 20px;color:var(--text-3)}
.empty .e{font-size:34px;margin-bottom:10px}

/* ================= 空 / 提示 ================= */
.toast{position:fixed;left:50%;bottom:calc(var(--bottom-h) + var(--safeb) + 92px);transform:translate(-50%,14px);
  background:rgba(20,32,44,.93);color:#fff;font-size:13.5px;padding:10px 18px;border-radius:22px;z-index:300;
  opacity:0;pointer-events:none;transition:opacity .24s,transform .24s var(--ease);max-width:82vw;text-align:center}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* ================= 桌面端 ================= */
.sidebar{display:none}
@media(min-width:980px){
  .sidebar{display:flex;flex-direction:column;width:288px;flex:0 0 288px;background:var(--card);
    border-right:1px solid var(--line-2);height:100dvh}
  .sb-brand{display:flex;align-items:center;gap:11px;padding:18px 18px 14px;flex:0 0 auto}
  .sb-logo{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-hi));
    color:#fff;display:grid;place-items:center;font-size:19px;flex:0 0 auto}
  .sb-brand b{display:block;font-size:14.5px;font-weight:700}
  .sb-brand i{display:block;font-style:normal;font-size:11.5px;color:var(--text-3);margin-top:1px}
  .sb-scroll{flex:1;overflow-y:auto;padding:4px 18px 18px}
  .sb-ft{padding:12px 14px;border-top:1px solid var(--line-2);padding-bottom:calc(12px + var(--safeb))}
  .sb-me{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border-radius:12px;transition:background .16s}
  .sb-me:hover{background:var(--bg)}
  .sb-me .avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-hi));
    color:#fff;font-size:13px;font-weight:700;display:grid;place-items:center;flex:0 0 auto}
  .sb-name{flex:1;text-align:left;font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .sb-arrow{color:var(--text-3);font-size:18px}

  .topbar{padding-left:14px;padding-right:14px}
  #btnMenu{display:none}
  .mode-pill{margin:0;margin-right:auto}
  .slide{padding:22px 24px 30px}
  .stem{font-size:18px}
  .opt{font-size:15.5px;padding:12px 15px}
  .ringbtn{right:calc(50% - 380px);}
  .bottombar{padding-left:24px;padding-right:24px}
  .nav{flex:0 0 auto;padding:0 22px}
  .nav-mid{flex:1;min-width:0}
}
@media(min-width:980px){
  .sb-scroll dt{font-size:12.5px;margin:14px 0 7px;color:var(--text-2);position:sticky;top:0;background:var(--card);padding:6px 0}
  .sb-scroll .chip{font-size:12.5px;padding:5px 10px}
}
@media(max-width:979px){
  .sb-scroll,.sb-brand,.sb-ft{display:none}
}