/* Investor's Path — dark study app.
   Layout: full-height app on desktop (sidebar + scrolling main, player beside a sticky playlist);
   below 900px the sidebar becomes a slide-out drawer and everything stacks. */
:root{
  --bg:#0B0F15; --bg2:#0F141C; --panel:#141A23; --panel2:#1A2230; --line:#232D3B; --line2:#2F3B4D;
  --ink:#E9EEF5; --muted:#8C98AA; --dim:#5F6B7D;
  --gold:#E8B14E; --gold-ink:#1A1206; --gold-soft:rgba(232,177,78,.13);
  --teal:#45C4A4; --teal-ink:#06150F; --teal-soft:rgba(69,196,164,.14);
  --danger:#F07A6E; --danger-soft:rgba(240,122,110,.12);
  --display:"Instrument Serif", Georgia, "Times New Roman", serif;
  --body:"Public Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"JetBrains Mono", ui-monospace, Consolas, monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 var(--body);-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:radial-gradient(900px 520px at 88% -12%, rgba(232,177,78,.11), transparent 60%),
             radial-gradient(700px 420px at 8% 112%, rgba(69,196,164,.08), transparent 60%)}
button{font:inherit;color:inherit}
a{color:var(--gold)}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:6px}
[hidden]{display:none!important}
svg{fill:currentColor}
.icon-btn svg, .close-drawer svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px}

/* ---------- shell ---------- */
.app{position:relative;z-index:1;display:grid;grid-template-columns:300px minmax(0,1fr);height:100dvh}
.side{background:rgba(15,20,28,.88);border-right:1px solid var(--line);display:flex;flex-direction:column;gap:18px;
  padding:22px 16px max(18px, env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px));overflow-y:auto}
.main{overflow-y:auto;min-width:0;scroll-behavior:smooth}
.main-inner{max-width:1500px;margin:0 auto;padding:30px 36px 56px;padding-right:max(36px, env(safe-area-inset-right, 0px));display:flex;flex-direction:column;gap:24px}
.topbar{display:none}
.icon-btn{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:10px;border:1px solid var(--line2);background:var(--panel);cursor:pointer}
.close-drawer{display:none;margin-left:auto}

.brand{display:flex;align-items:center;gap:11px;padding:0 4px}
.mark{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--gold-soft);color:var(--gold);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-family:var(--display);font-weight:400;font-size:23px}
.brand-text em, .topbar-title em{color:var(--gold)}
.brand-text small{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:3px}

/* overview */
.overview{padding:16px;display:flex;gap:16px;align-items:center}
.ring{position:relative;width:84px;height:84px;flex:none}
.ring svg{width:84px;height:84px;transform:rotate(-90deg);fill:none}
.ring .trk{stroke:var(--line2);stroke-width:7}
.ring .val{stroke:var(--gold);stroke-width:7;stroke-linecap:round;transition:stroke-dashoffset .7s ease}
.ring-text{position:absolute;inset:0;display:grid;place-content:center;text-align:center;line-height:1}
.ring-text b{font-family:var(--display);font-weight:400;font-size:26px}
.ring-text small{font-family:var(--mono);font-size:9.5px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-top:3px}
.stats{display:flex;flex-direction:column;gap:9px;min-width:0}
.stat{display:flex;flex-direction:column;line-height:1.15}
.stat b{font-family:var(--mono);font-size:15px;font-variant-numeric:tabular-nums}
.stat span{font-size:12px;color:var(--muted)}
.stat.streak b{color:var(--gold)}

/* topic nav */
.topics{display:flex;flex-direction:column;gap:3px}
.topics .eyebrow{padding:0 10px 6px}
.topic{display:grid;grid-template-columns:30px 1fr;gap:4px 10px;align-items:center;width:100%;padding:10px;border-radius:11px;
  border:1px solid transparent;background:none;text-align:left;cursor:pointer;transition:background .15s}
.topic:hover{background:var(--panel)}
.topic[aria-current="true"]{background:var(--panel2);border-color:var(--line2)}
.t-num{font-family:var(--display);font-size:24px;line-height:1;color:var(--dim);grid-row:span 2;text-align:center}
.topic[aria-current="true"] .t-num{color:var(--gold)}
.t-name{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pips{display:flex;gap:4px;align-items:center}
.pips i{width:22px;height:5px;border-radius:3px;background:var(--line2)}
.pips i.open{background:linear-gradient(90deg,var(--teal) var(--p),var(--line2) var(--p))}
.pips i.done{background:var(--gold)}
.pips i.locked{opacity:.45}
.pips small{font-family:var(--mono);font-size:10.5px;color:var(--muted);margin-left:4px}

/* sidebar footer: save + sync */
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;border-top:1px solid var(--line);padding:16px 4px 0;font-size:13px}
.save{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12.5px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--dim);flex:none}
.save.ok .dot{background:var(--teal);box-shadow:0 0 0 3px var(--teal-soft)}
.save.err .dot{background:var(--danger)}
.sync-code{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.code{font-family:var(--mono);font-size:14px;font-weight:600;letter-spacing:.08em;padding:5px 9px;border-radius:7px;background:var(--gold-soft);color:var(--gold);user-select:all}
.linkish{background:none;border:0;padding:0;color:var(--muted);text-decoration:underline;text-underline-offset:3px;cursor:pointer;font-size:12.5px;text-align:left}
.linkish:hover{color:var(--ink)}
.connect{display:flex;flex-direction:column;gap:8px}
.connect-row{display:flex;gap:8px}
#sync-in{flex:1;min-width:0;font-family:var(--mono);font-size:13.5px;letter-spacing:.06em;text-transform:uppercase;padding:8px 10px;border:1px solid var(--line2);border-radius:9px;background:var(--bg2);color:var(--ink)}
.hint{margin:0;color:var(--muted);font-size:12.5px;line-height:1.45}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:10px;border:1px solid var(--line2);background:var(--panel2);
  font-weight:600;font-size:14px;cursor:pointer;text-decoration:none;color:var(--ink);transition:border-color .15s,background .15s,transform .1s}
.btn:hover{border-color:var(--muted)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.primary{background:var(--gold);border-color:var(--gold);color:var(--gold-ink)}
.btn.primary:hover{background:#F2C266}
.btn.done{background:var(--teal-soft);border-color:transparent;color:var(--teal)}
.btn.warn{background:var(--danger);border-color:var(--danger);color:#1A0806}
.btn.sm{padding:6px 11px;font-size:12.5px;border-radius:8px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}

/* topic header */
.topic-head{display:flex;justify-content:space-between;align-items:flex-end;gap:18px 28px;flex-wrap:wrap}
.th-text{display:flex;flex-direction:column;gap:6px;min-width:0;max-width:62ch}
.th-text h1{font-family:var(--display);font-weight:400;font-size:clamp(34px,4vw,50px);line-height:1.02;margin:0;text-wrap:balance}
.th-text p{margin:0;color:var(--muted)}
.seg{display:inline-flex;gap:4px;padding:4px;background:var(--panel);border:1px solid var(--line);border-radius:13px}
.seg button{display:flex;flex-direction:column;align-items:flex-start;gap:1px;padding:8px 15px;border-radius:9px;border:0;background:none;cursor:pointer;min-width:0}
.seg button b{font-size:14px;font-weight:600}
.seg button small{font-family:var(--mono);font-size:10.5px;color:var(--muted);letter-spacing:.04em;white-space:nowrap}
.seg button:hover{background:var(--panel2)}
.seg button[aria-pressed="true"]{background:var(--panel2);box-shadow:0 0 0 1px var(--line2)}
.seg button[aria-pressed="true"] b{color:var(--gold)}
.seg button.done small{color:var(--gold)}
.seg button.locked{opacity:.6}

/* study area */
.study{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:24px;align-items:start}
.col-main{display:flex;flex-direction:column;gap:20px;min-width:0}
.player-card{border-radius:16px;overflow:hidden;background:#000;border:1px solid var(--line);box-shadow:0 24px 70px -24px rgba(0,0,0,.8)}
.ratio{position:relative;aspect-ratio:16/9;max-width:100%}
#player, .ratio iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.player-loading{display:grid;place-items:center;height:100%;color:var(--dim);font-family:var(--mono);font-size:12px}
.fallback{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;padding:24px;background:var(--panel)}
.fallback p{margin:0;color:var(--muted);max-width:44ch}

.now{display:flex;flex-direction:column;gap:10px}
.now-meta{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.tag{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;padding:3px 8px;border-radius:999px;background:var(--gold-soft);color:var(--gold)}
.now h2{font-family:var(--display);font-weight:400;font-size:clamp(26px,2.6vw,34px);line-height:1.12;margin:0;text-wrap:balance}
.now p{margin:0;color:var(--muted)}

.notes{padding:16px 18px;display:flex;flex-direction:column;gap:8px}
.notes label{font-weight:600;font-size:14px}
.notes label small{color:var(--muted);font-weight:400}
textarea{width:100%;min-height:120px;resize:vertical;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--bg2);color:var(--ink);font:inherit;font-size:14.5px;line-height:1.55}
textarea:focus{border-color:var(--line2);outline:none;box-shadow:0 0 0 3px var(--gold-soft)}

/* playlist */
.col-list{position:sticky;top:0;max-height:calc(100dvh - 60px);display:flex;flex-direction:column;overflow:hidden}
.pl-head{padding:16px 16px 12px;display:flex;justify-content:space-between;align-items:flex-end;gap:10px}
.pl-head b{display:block;font-family:var(--display);font-weight:400;font-size:22px;line-height:1.15;margin-top:2px}
.bar{height:4px;background:var(--line);margin:0 16px 8px;border-radius:2px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--teal);transition:width .5s ease}
.pl{list-style:none;margin:0;padding:6px 8px 10px;overflow-y:auto;display:flex;flex-direction:column;gap:2px}
.pl-item{display:grid;grid-template-columns:28px 1fr;gap:12px;align-items:start;width:100%;padding:10px;border-radius:10px;border:0;background:none;text-align:left;cursor:pointer;transition:background .15s}
.pl-item:hover{background:var(--panel2)}
.pl-item[aria-current="true"]{background:var(--gold-soft)}
.pl-idx{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;border:1px solid var(--line2);font-family:var(--mono);font-size:12px;color:var(--muted)}
.pl-item.seen .pl-idx{background:var(--teal);border-color:var(--teal);color:var(--teal-ink);font-weight:700}
.pl-item[aria-current="true"] .pl-idx{border-color:var(--gold);color:var(--gold)}
.pl-item[aria-current="true"].seen .pl-idx{background:var(--gold);border-color:var(--gold);color:var(--gold-ink)}
.pl-t{font-size:14px;line-height:1.38;min-width:0}
.pl-item.seen .pl-t{color:var(--muted)}
.pl-t small{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.pl-t .tag{display:inline-block;margin-bottom:4px}
.pl-check{border-top:1px solid var(--line);margin-top:6px;padding-top:6px}
.pl-check .pl-item .pl-idx{border-radius:8px}
.pl-check .pl-item.ready .pl-idx{border-color:var(--gold);color:var(--gold)}
.pl-check .pl-item.passed .pl-idx{background:var(--gold);border-color:var(--gold);color:var(--gold-ink)}
.pl-check .pl-item:disabled{cursor:not-allowed;opacity:.55}
.pl-check .pl-item:disabled:hover{background:none}

/* quiz */
.quiz{padding:22px;display:flex;flex-direction:column;gap:18px}
.quiz h2{font-family:var(--display);font-weight:400;font-size:32px;margin:0;line-height:1.1}
.q{border:0;margin:0;padding:0;display:flex;flex-direction:column;gap:7px;min-width:0}
.q legend{font-weight:600;padding:0;margin-bottom:6px}
.opt{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid var(--line);border-radius:10px;cursor:pointer;background:var(--panel2);transition:border-color .15s}
.opt:hover{border-color:var(--line2)}
.opt:has(input:checked){border-color:var(--gold)}
.opt input{margin-top:4px;accent-color:var(--gold)}
.opt.right{border-color:var(--teal);background:var(--teal-soft)}
.opt.wrong{border-color:var(--danger);background:var(--danger-soft)}
.why{font-size:13px;color:var(--muted);margin:2px 0 0}
.result{font-weight:600}
.result.pass{color:var(--teal)}
.result.fail{color:var(--danger)}

/* locked view */
.locked-view{padding:28px;display:flex;flex-direction:column;gap:16px;max-width:820px}
.lock-ic{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:var(--panel2);color:var(--muted)}
.lock-ic svg{fill:none;stroke:currentColor;stroke-width:2}
.locked-view h2{font-family:var(--display);font-weight:400;font-size:32px;margin:0;line-height:1.1}
.locked-view p{margin:0;color:var(--muted)}
.preview{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;border-top:1px solid var(--line)}
.preview li{padding:10px 0;border-bottom:1px solid var(--line);color:var(--muted);display:flex;gap:12px}
.preview li span{font-family:var(--mono);font-size:12px;color:var(--dim);width:20px;flex:none;padding-top:2px}

.finale{padding:12px 14px;border-radius:12px;background:var(--gold-soft);color:var(--gold);font-size:13px}

.toast{position:fixed;left:50%;bottom:max(24px, env(safe-area-inset-bottom, 0px));transform:translate(-50%,16px);opacity:0;pointer-events:none;z-index:60;
  background:var(--panel2);border:1px solid var(--line2);padding:12px 18px;border-radius:12px;box-shadow:0 18px 50px -12px rgba(0,0,0,.8);
  font-weight:600;font-size:14px;transition:opacity .25s,transform .25s;max-width:calc(100vw - 32px)}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast.good{border-color:var(--teal);color:var(--teal)}
.toast.gold{border-color:var(--gold);color:var(--gold)}

/* ---------- markets ---------- */
.view{display:flex;flex-direction:column;gap:24px;min-width:0}
.t-icon{color:var(--teal)}
.t-icon svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.topic[aria-current="true"] .t-icon{color:var(--gold)}
.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--teal);margin-right:6px;vertical-align:1px;animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(69,196,164,.5)}50%{box-shadow:0 0 0 5px rgba(69,196,164,0)}}
.seg-4 button{padding:8px 13px}
.up{color:var(--teal)} .down{color:var(--danger)} .neutral{color:var(--muted)}

.mk-movers{display:grid;grid-template-columns:1fr 1fr;gap:20px;min-width:0}
.mv-card{display:flex;flex-direction:column;min-width:0;overflow:hidden}
.mv-head{display:flex;justify-content:space-between;align-items:center;padding:16px 16px 8px}
.mv-head h3, .mk-box-head h3{font-family:var(--display);font-weight:400;font-size:24px;margin:2px 0 0;line-height:1.1}
.pill-up, .pill-down{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;font-size:12px}
.pill-up{background:var(--teal-soft);color:var(--teal)} .pill-down{background:var(--danger-soft);color:var(--danger)}
.mv{list-style:none;margin:0;padding:4px 8px 10px;display:flex;flex-direction:column}
.mv-row{display:grid;grid-template-columns:22px minmax(0,1fr) auto 76px 84px;gap:10px;align-items:center;width:100%;padding:9px 8px;border:0;border-radius:9px;background:none;text-align:left;cursor:pointer}
.mv-row:hover{background:var(--panel2)}
.mv-row[aria-current="true"]{background:var(--gold-soft)}
.mv-rank{font-size:11.5px;color:var(--dim)}
.mv-name{display:flex;flex-direction:column;min-width:0;line-height:1.25}
.mv-name b{font-weight:600;font-size:14px}
.mv-name small{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mv-price{font-size:13px;text-align:right}
.chg{font-size:12.5px;font-weight:600;text-align:right;padding:3px 7px;border-radius:7px}
.chg.up{background:var(--teal-soft)} .chg.down{background:var(--danger-soft)}
.rate{font-size:11.5px;font-weight:600;text-align:right;white-space:nowrap}
.mk-empty{padding:28px 16px;text-align:center;color:var(--muted);font-size:13.5px;line-height:1.7}

.mk-analyse{padding:18px;display:flex;flex-direction:column;gap:16px;min-width:0}
.mk-analyse-head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px 20px;flex-wrap:wrap}
.mk-analyse-head h2{font-family:var(--display);font-weight:400;font-size:30px;margin:2px 0 0;line-height:1.1}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{padding:6px 11px;border-radius:999px;border:1px solid var(--line2);background:var(--panel2);font-size:12.5px;font-weight:600;cursor:pointer}
.chip:hover{border-color:var(--muted)}
.chip[aria-pressed="true"]{background:var(--gold);border-color:var(--gold);color:var(--gold-ink)}
.mk-analyse-body{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:18px;align-items:start}
.mk-chart-wrap{display:flex;flex-direction:column;gap:8px;min-width:0}
.mk-chart{height:520px;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--panel)}
.mk-chart .mk-empty{height:100%;display:grid;place-items:center}
.mk-signal{display:flex;flex-direction:column;gap:14px;min-width:0}
.sg-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.sg-head h3{font-family:var(--display);font-weight:400;font-size:24px;margin:2px 0 0;line-height:1.15}
.sg-price{display:flex;flex-direction:column;align-items:flex-end;gap:4px}
.sg-price b{font-size:18px}
.sg-rating{padding:14px;border-radius:12px;background:var(--panel2);border:1px solid var(--line2);display:flex;flex-direction:column;gap:2px}
.sg-rating span{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.sg-rating b{font-family:var(--display);font-weight:400;font-size:32px;line-height:1.1}
.sg-rating.up{border-color:rgba(69,196,164,.4)} .sg-rating.down{border-color:rgba(240,122,110,.4)}
.sg-rating small{color:var(--muted);font-size:12px}
.sg-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0}
.sg-grid div{padding:10px 12px;border-radius:10px;background:var(--bg2);border:1px solid var(--line);display:flex;flex-direction:column;gap:1px}
.sg-grid dt{font-size:11.5px;color:var(--muted)}
.sg-grid dd{margin:0;font-weight:600;font-size:14.5px}
.sg-grid small{font-size:11px;color:var(--dim)}
.range{display:flex;flex-direction:column;gap:6px}
.range-lbl{display:flex;justify-content:space-between;font-family:var(--mono);font-size:11px;color:var(--muted)}
.range-bar{position:relative;height:6px;border-radius:3px;background:linear-gradient(90deg,var(--danger),var(--line2) 50%,var(--teal))}
.range-bar i{position:absolute;top:50%;width:14px;height:14px;border-radius:50%;background:var(--ink);border:3px solid var(--bg);transform:translate(-50%,-50%)}
.range small{font-size:12px}
.sg-ideas ul{margin:6px 0 0;padding-left:18px;display:flex;flex-direction:column;gap:7px;font-size:13.5px;line-height:1.5}
.sg-ideas b{color:var(--gold)}
.sg-note{margin:0;padding:10px 12px;border-radius:10px;background:var(--gold-soft);color:var(--gold);font-size:12.5px}

.mk-pair{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;min-width:0}
.mk-box{display:flex;flex-direction:column;min-width:0;overflow:hidden}
.mk-box-head{padding:16px 16px 10px}
.mk-widget{height:460px;padding:0 6px 6px}
.mk-guide{padding:20px;display:flex;flex-direction:column;gap:14px}
.mk-guide h2{font-family:var(--display);font-weight:400;font-size:30px;margin:2px 0 0}
.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.guide-grid details{border:1px solid var(--line);border-radius:10px;background:var(--bg2);padding:12px 14px}
.guide-grid summary{cursor:pointer;font-weight:600}
.guide-grid p{margin:8px 0 0;color:var(--muted);font-size:13.5px}

@media (max-width:1180px){
  .mk-analyse-body{grid-template-columns:minmax(0,1fr)}
  .mk-pair{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:760px){
  .mk-movers{grid-template-columns:minmax(0,1fr)}
  .mv-row{grid-template-columns:18px minmax(0,1fr) auto 70px;gap:8px}
  .mv-row .rate{display:none}
  .mk-chart{height:420px}
  .guide-grid{grid-template-columns:minmax(0,1fr)}
  .seg-4{grid-template-columns:repeat(2,1fr)!important}
}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .study{grid-template-columns:minmax(0,1fr)}
  .col-list{position:static;max-height:none}
}
@media (max-width:900px){
  .app{display:block;height:auto}
  .side{position:fixed;inset:0 auto 0 0;width:min(320px,86vw);z-index:40;transform:translateX(-102%);transition:transform .25s ease;background:var(--bg2);
    padding-top:max(18px, env(safe-area-inset-top, 0px))}
  .app.drawer-open .side{transform:none;box-shadow:20px 0 60px rgba(0,0,0,.6)}
  .close-drawer{display:inline-grid}
  .scrim{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:30}
  .main{overflow:visible}
  body::after{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top, 0px);background:var(--bg);z-index:25}
  .topbar{display:flex;position:sticky;top:env(safe-area-inset-top, 0px);z-index:20;align-items:center;gap:12px;
    padding:10px max(16px, env(safe-area-inset-right, 0px)) 10px max(16px, env(safe-area-inset-left, 0px));
    background:rgba(11,15,21,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  .topbar-title{font-family:var(--display);font-weight:400;font-size:21px}
  .topbar-stat{margin-left:auto;font-family:var(--mono);font-size:12px;color:var(--muted)}
  .main-inner{padding:18px max(16px, env(safe-area-inset-right, 0px)) 48px max(16px, env(safe-area-inset-left, 0px));gap:18px}
  .seg{display:grid;grid-template-columns:repeat(3,1fr);width:100%}
  .seg.seg-4{grid-template-columns:repeat(4,1fr)}
  .seg button{padding:8px 10px}
  .player-card{border-radius:12px;margin:0 -4px}
  .locked-view{padding:20px}
  .quiz{padding:18px 16px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;scroll-behavior:auto!important}
}