:root{
      --bg:#08111d;
      --bg-2:#13253e;
      --panel:rgba(7,18,33,.72);
      --panel-soft:rgba(255,255,255,.055);
      --panel-border:rgba(169,215,255,.14);
      --text:rgba(247,251,255,.97);
      --muted:rgba(219,232,248,.70);
      --accent:#89f1c8;
      --accent-2:#ffd173;
      --accent-3:#8ac6ff;
      --danger:#ff9f9f;
      --shadow:0 22px 70px rgba(0,0,0,.38);
      --radius:26px;
      --radius-lg:34px;
      --safe-top:max(16px, env(safe-area-inset-top));
      --safe-bottom:max(16px, env(safe-area-inset-bottom));
    }
    *{box-sizing:border-box}
    html,body{
      height:100%;
      width:100%;
      overflow:hidden;
      overscroll-behavior:none;
    }
    body{
      margin:0;
      font-family:"Segoe UI",system-ui,-apple-system,sans-serif;
      background:
        radial-gradient(circle at top left, rgba(109,176,255,.18), transparent 28%),
        radial-gradient(circle at top right, rgba(255,209,115,.16), transparent 20%),
        radial-gradient(circle at 50% 120%, rgba(98,245,199,.16), transparent 30%),
        linear-gradient(180deg,#091422,#07111d 40%,#050a12 100%);
      color:var(--text);
      overflow:hidden;
      -webkit-tap-highlight-color:transparent;
      -webkit-touch-callout:none;
      touch-action:none;
      opacity:0;
      transition:opacity .55s ease;
    }
    body.app-ready{opacity:1}
    body,button,canvas,.panel,.overlay,.overlay-card,.canvas-wrap{
      -webkit-user-select:none;
      user-select:none;
    }
    .page{
      min-height:100%;
      padding:var(--safe-top) 14px var(--safe-bottom);
      display:grid;
      grid-template-columns:minmax(0,1fr);
      gap:14px;
      max-width:560px;
      margin:0 auto;
      touch-action:none;
    }
    .stack{
      display:grid;
      gap:14px;
      min-width:0;
    }
    .panel{
      background:var(--panel);
      border:1px solid var(--panel-border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      backdrop-filter:blur(24px);
      overflow:hidden;
    }
    .hero{
      padding:18px 18px 16px;
      display:grid;
      gap:16px;
      position:relative;
      isolation:isolate;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:auto -14% -32% auto;
      width:220px;
      height:220px;
      background:radial-gradient(circle, rgba(137,241,200,.24), rgba(137,241,200,0));
      pointer-events:none;
      z-index:-1;
    }
    .hero-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    .eyebrow-row,.status-row,.toolbar,.quick-stats,.mode-row,.actions-grid,.controls{display:flex;flex-wrap:wrap}
    .eyebrow-row,.status-row,.toolbar,.quick-stats,.actions-grid,.controls{gap:10px}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:max-content;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      font-size:11px;
      font-weight:800;
      letter-spacing:.18em;
      text-transform:uppercase;
      color:rgba(255,255,255,.72);
    }
    .title{
      font-size:34px;
      font-weight:900;
      letter-spacing:-.03em;
      margin:10px 0 0;
      max-width:10ch;
    }
    .subtitle{
      margin:8px 0 0;
      color:var(--muted);
      font-size:15px;
      line-height:1.55;
      max-width:60ch;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      color:rgba(255,255,255,.78);
      font-size:12px;
      font-weight:700;
    }
    .status-pill strong{
      color:#fff;
      font-size:11px;
      letter-spacing:.14em;
      text-transform:uppercase;
    }
    .status-pill.online::before,
    .status-pill.offline::before,
    .status-pill.standalone::before,
    .status-pill.browser::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(137,241,200,.14);
      flex:none;
    }
    .status-pill.offline::before{background:var(--danger);box-shadow:0 0 0 5px rgba(255,159,159,.14)}
    .status-pill.browser::before{background:var(--accent-2);box-shadow:0 0 0 5px rgba(255,209,115,.14)}
    button,
    .nav-link{
      appearance:none;border:none;cursor:pointer;
      color:white;background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.10);
      border-radius:18px;
      min-height:48px;
      padding:12px 16px;
      font-weight:700;
      transition:.18s transform ease,.18s background ease,.18s border-color ease,.18s opacity ease;
      touch-action:manipulation;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      text-decoration:none;
    }
    button:hover,.nav-link:hover{background:rgba(255,255,255,.12)}
    button:active,.nav-link:active{transform:scale(.985)}
    .button-accent{
      background:linear-gradient(135deg,#ffd978,#7cf0b9);
      color:#102033;
      border-color:rgba(255,255,255,.18);
      box-shadow:0 16px 36px rgba(137,241,200,.20);
    }
    .button-accent:hover{filter:brightness(1.03)}
    .button-ghost{
      background:rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.08);
    }
    .button-install{display:none}
    .button-install.ready{display:inline-flex;align-items:center;justify-content:center}
    .mode-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
    .switch-row{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:10px;
    }
    .mini-mode{
      min-height:40px;
      border-radius:16px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      font-size:13px;
      font-weight:800;
      letter-spacing:.08em;
      text-transform:uppercase;
    }
    .mini-mode.active{
      background:rgba(124,240,185,.18);
      border-color:rgba(124,240,185,.54);
      color:#eafff4;
      box-shadow:0 10px 24px rgba(124,240,185,.14);
    }
    .menu-mode-panel{
      display:none;
      gap:12px;
    }
    .menu-mode-panel.active{
      display:grid;
    }
    .pvp-panel{
      text-align:left;
    }
    .pvp-summary{
      display:grid;
      gap:4px;
      padding:12px 14px;
      border-radius:18px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
    }
    .pvp-summary strong{
      font-size:12px;
      letter-spacing:.18em;
      text-transform:uppercase;
      color:rgba(255,255,255,.7);
    }
    .pvp-summary span{
      font-size:13px;
      line-height:1.45;
      color:rgba(255,255,255,.84);
    }
    .pvp-list{
      display:grid;
      gap:10px;
      min-height:56px;
    }
    .pvp-empty,
    .pvp-item{
      border-radius:18px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      padding:12px 14px;
    }
    .pvp-item{
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      gap:10px;
      align-items:center;
    }
    .pvp-item strong{
      display:block;
      margin-bottom:4px;
      font-size:15px;
    }
    .pvp-item span,
    .pvp-empty{
      color:rgba(255,255,255,.72);
      font-size:13px;
      line-height:1.4;
    }
    .pvp-actions{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:10px;
    }
    .mode.active{
      background:#7cf0b9;
      color:#0b1720;
      border-color:#92f7c5;
      box-shadow:0 12px 30px rgba(124,240,185,.20);
    }
    .game-page{
      min-height:100%;
      max-width:560px;
      margin:0 auto;
      display:grid;
      gap:14px;
      position:relative;
      touch-action:none;
      opacity:0;
      transform:translateY(26px) scale(.985);
      filter:blur(14px);
      transition:
        opacity .7s cubic-bezier(.22,1,.2,1),
        transform .9s cubic-bezier(.22,1,.2,1),
        filter .8s ease;
    }
    body.app-ready .game-page{
      opacity:1;
      transform:none;
      filter:none;
    }
    .game-topbar{
      display:grid;
      grid-template-columns:auto 1fr auto;
      align-items:center;
      gap:12px;
      padding:4px 0 0;
    }
    .topbar-title{
      text-align:center;
      font-size:34px;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .topbar-back{
      min-width:112px;
    }
    .icon-button{
      min-width:54px;
      width:54px;
      min-height:54px;
      padding:0;
      font-size:24px;
      line-height:1;
    }
    .stage-panel{
      padding:12px;
    }
    .difficulty-dock{
      padding:14px;
      display:grid;
      gap:12px;
    }
    .difficulty-copy{
      font-size:11px;
      font-weight:800;
      letter-spacing:.18em;
      text-transform:uppercase;
      color:rgba(255,255,255,.58);
    }
    .stat-chip{
      min-width:92px;
      padding:12px 14px;
      border-radius:20px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.08);
    }
    .stat-chip strong{
      display:block;
      margin-bottom:5px;
      font-size:11px;
      letter-spacing:.16em;
      text-transform:uppercase;
      color:rgba(255,255,255,.6);
    }
    .stat-chip span{
      font-size:22px;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .canvas-wrap{
      position:relative;
      aspect-ratio:10/16;
      min-height:min(78vh, 920px);
      width:100%;
      background:#9fdcf7;
      overflow:hidden;
      touch-action:none;
      user-select:none;
      border-radius:calc(var(--radius-lg) - 6px);
    }
    canvas{
      width:100%;
      height:100%;
      display:block;
      cursor:pointer;
      -webkit-user-drag:none;
      touch-action:none;
    }
    .hud-card{
      position:absolute;
      top:14px;
      left:14px;
      display:flex;
      gap:10px;
      pointer-events:none;
    }
    .hud-pill{
      min-width:92px;
      padding:9px 12px;
      border-radius:20px;
      background:rgba(6,18,34,.40);
      border:1px solid rgba(255,255,255,.10);
      backdrop-filter:blur(14px);
    }
    .hud-k{
      font-size:11px;
      letter-spacing:.18em;
      text-transform:uppercase;
      color:rgba(255,255,255,.58);
      margin-bottom:4px;
      text-align:center;
    }
    .hud-v{
      font-weight:900;
      font-size:30px;
      line-height:1;
      text-align:center;
    }
    .hud-pill-shield{
      display:none;
    }
    .mute-badge{
      position:absolute;
      right:14px;
      top:14px;
      border-radius:18px;
      background:rgba(6,18,34,.40);
      border:1px solid rgba(255,255,255,.10);
      backdrop-filter:blur(14px);
      padding:10px 12px;
      font-size:13px;
      color:rgba(255,255,255,.82);
      pointer-events:none;
      display:none;
    }
    .overlay{
      position:absolute; inset:0;
      display:flex; align-items:center; justify-content:center;
      padding:18px;
      pointer-events:none;
      opacity:1;
      transition:opacity .25s ease;
    }
    .overlay-card{
      max-width:580px;
      padding:24px 26px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(6,18,34,.42);
      backdrop-filter:blur(22px);
      text-align:center;
      box-shadow:var(--shadow);
      transform:translateY(0) scale(1);
      transition:.25s ease;
      pointer-events:auto;
    }
    .overlay.is-hidden{
      opacity:0;
      pointer-events:none;
    }
    .overlay.is-hidden,
    .overlay.is-hidden *{
      pointer-events:none !important;
    }
    .overlay.is-hidden .overlay-card{
      transform:translateY(18px) scale(.96);
      opacity:0;
      filter:blur(10px);
    }
    .overlay-card,
    .overlay-controls,
    .meta-shell,
    .meta-card{
      overscroll-behavior:contain;
    }
    .overlay-card.danger{
      background:rgba(70,16,24,.34);
    }
    .overlay-title{
      font-size:42px;
      line-height:1;
      margin:0 0 10px;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .overlay-text{
      margin:0;
      font-size:16px;
      line-height:1.55;
      color:rgba(255,255,255,.78);
    }
    .overlay-hint{
      margin-top:14px;
      font-size:12px;
      letter-spacing:.22em;
      text-transform:uppercase;
      color:rgba(255,196,196,.82);
    }
    .overlay-controls{
      display:none;
      margin-top:16px;
      gap:10px;
      pointer-events:auto;
    }
    .overlay-controls .mode-row{
      width:100%;
    }
    .overlay-controls .mode{
      min-height:44px;
    }
    .overlay-actions{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:10px;
    }
    .overlay-install-copy{
      margin:0;
      color:rgba(255,255,255,.66);
      font-size:13px;
      line-height:1.45;
    }
    .sidebar{
      padding:14px;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .card{
      border-radius:26px;
      background:var(--panel-soft);
      border:1px solid rgba(255,255,255,.08);
      padding:16px;
    }
    .card h3{
      margin:0 0 12px;
      font-size:12px;
      letter-spacing:.2em;
      text-transform:uppercase;
      color:rgba(255,255,255,.56);
      font-weight:800;
    }
    .card p{
      margin:8px 0 0;
      color:rgba(255,255,255,.76);
      line-height:1.5;
      font-size:14px;
    }
    .controls{
      display:grid; gap:9px;
      color:rgba(255,255,255,.76);
      font-size:14px;
    }
    .controls div{
      border-radius:16px;
      background:rgba(0,0,0,.14);
      padding:10px 12px;
    }
    .footer-note{
      color:rgba(255,255,255,.54);
      font-size:12px;
      line-height:1.45;
    }
    .install-note{
      margin:0;
      color:rgba(255,255,255,.64);
      font-size:13px;
      line-height:1.45;
    }
    .bottom-bar{
      position:sticky;
      bottom:0;
      z-index:5;
      padding:12px;
      border-top:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(7,18,33,.78), rgba(7,18,33,.96));
      backdrop-filter:blur(22px);
    }
    .bottom-bar-inner{
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      gap:10px;
      align-items:center;
    }
    .bottom-copy{
      color:rgba(255,255,255,.72);
      font-size:13px;
      line-height:1.35;
    }
    .meta-shell{
      position:fixed;
      inset:0;
      z-index:20;
      display:flex;
      align-items:center;
      justify-content:center;
      padding:20px;
      background:rgba(4,10,18,0.58);
      backdrop-filter:blur(16px);
      opacity:0;
      visibility:hidden;
      pointer-events:none;
      transition:opacity .28s ease, visibility .28s ease;
    }
    .meta-shell.open{
      opacity:1;
      visibility:visible;
      pointer-events:auto;
    }
    .meta-card{
      width:min(100%, 560px);
      max-height:min(88vh, 920px);
      overflow:auto;
      -webkit-overflow-scrolling:touch;
      touch-action:pan-y manipulation;
      border-radius:30px;
      background:rgba(8,19,35,0.9);
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow);
      padding:18px;
      display:grid;
      gap:14px;
      transform:translateY(34px) scale(.94);
      opacity:0;
      filter:blur(18px);
      transform-origin:50% 0;
      transition:
        opacity .38s cubic-bezier(.22,1,.2,1),
        transform .58s cubic-bezier(.22,1,.2,1),
        filter .42s ease;
    }
    .meta-shell.open .meta-card{
      transform:translateY(0) scale(1);
      opacity:1;
      filter:none;
    }
    .duel-modal{
      position:fixed;
      inset:0;
      z-index:40;
      display:flex;
      align-items:center;
      justify-content:center;
      padding:18px;
      background:rgba(4,10,18,.6);
      backdrop-filter:blur(10px);
      opacity:0;
      visibility:hidden;
      pointer-events:none;
      transition:opacity .2s ease, visibility .2s ease;
    }
    .duel-modal.open{
      opacity:1;
      visibility:visible;
      pointer-events:auto;
    }
    .duel-modal__card{
      width:min(100%, 420px);
      display:grid;
      gap:14px;
      padding:22px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(8,19,35,.92);
      box-shadow:0 30px 70px rgba(0,0,0,.4);
    }
    .duel-modal__eyebrow{
      display:inline-flex;
      width:max-content;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      color:rgba(255,255,255,.74);
      font-size:11px;
      font-weight:900;
      letter-spacing:.18em;
      text-transform:uppercase;
    }
    .duel-modal__title{
      margin:0;
      font-size:28px;
      line-height:1;
      letter-spacing:-.04em;
      font-weight:950;
    }
    .duel-modal__copy{
      margin:0;
      color:rgba(255,255,255,.74);
      font-size:14px;
      line-height:1.5;
    }
    .duel-modal__field{
      display:grid;
      gap:8px;
      font-size:12px;
      font-weight:800;
      letter-spacing:.12em;
      text-transform:uppercase;
      color:rgba(255,255,255,.62);
    }
    .duel-modal__input{
      width:100%;
      min-height:52px;
      padding:0 16px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.06);
      color:#fff;
      font:inherit;
      font-size:22px;
      font-weight:900;
      letter-spacing:-.03em;
      outline:none;
    }
    .duel-modal__input:focus{
      border-color:rgba(124,240,185,.6);
      box-shadow:0 0 0 4px rgba(124,240,185,.12);
    }
    .duel-modal__actions{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:10px;
    }
    .meta-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:10px;
    }
    .meta-title{
      margin:0;
      font-size:24px;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .meta-coins{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,214,102,.12);
      border:1px solid rgba(255,214,102,.18);
      color:#ffe28b;
      font-weight:800;
    }
    .meta-coins.devmode{
      background:rgba(124,240,185,.12);
      border-color:rgba(124,240,185,.24);
      color:#9df3c8;
    }
    .hero,
    .sidebar,
    .bottom-bar{
      display:none;
    }
    .launch-screen{
      position:fixed;
      inset:0;
      z-index:40;
      display:flex;
      align-items:center;
      justify-content:center;
      padding:18px;
      background:
        radial-gradient(circle at 50% 18%, rgba(255,209,115,.16), transparent 24%),
        radial-gradient(circle at 50% 0%, rgba(137,241,200,.18), transparent 28%),
        rgba(5,10,18,.82);
      backdrop-filter:blur(20px);
      opacity:0;
      visibility:hidden;
      pointer-events:none;
      transition:opacity .32s ease, visibility .32s ease;
    }
    .launch-screen.open{
      opacity:1;
      visibility:visible;
      pointer-events:auto;
    }
    .launch-screen__halo{
      position:absolute;
      width:min(74vw, 440px);
      aspect-ratio:1;
      border-radius:50%;
      background:
        radial-gradient(circle, rgba(137,241,200,.26), rgba(137,241,200,0) 58%),
        radial-gradient(circle, rgba(255,209,115,.22), rgba(255,209,115,0) 68%);
      filter:blur(10px);
      animation:launchHalo 2.4s ease-in-out infinite;
    }
    .launch-screen__card{
      position:relative;
      width:min(100%, 420px);
      padding:24px 22px 20px;
      border-radius:30px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(8,19,35,.86);
      box-shadow:0 34px 90px rgba(0,0,0,.42);
      display:grid;
      gap:14px;
      transform:translateY(24px) scale(.94);
      opacity:0;
      transition:transform .52s cubic-bezier(.22,1,.2,1), opacity .36s ease;
    }
    .launch-screen.open .launch-screen__card{
      transform:none;
      opacity:1;
    }
    .launch-screen__eyebrow{
      display:inline-flex;
      width:max-content;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      color:rgba(255,255,255,.74);
      font-size:11px;
      font-weight:900;
      letter-spacing:.18em;
      text-transform:uppercase;
    }
    .launch-screen__title{
      margin:0;
      font-size:clamp(34px, 10vw, 52px);
      line-height:.95;
      letter-spacing:-.05em;
      font-weight:950;
    }
    .launch-screen__copy{
      margin:0;
      color:rgba(255,255,255,.72);
      font-size:15px;
      line-height:1.5;
    }
    .launch-screen__meter{
      height:12px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
      overflow:hidden;
    }
    .launch-screen__meter-fill{
      width:0%;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, #ffd173, #89f1c8, #8ac6ff);
      box-shadow:0 0 24px rgba(137,241,200,.28);
      transition:width .16s linear;
    }
    .launch-screen__meta{
      display:flex;
      justify-content:space-between;
      gap:12px;
      color:rgba(255,255,255,.78);
      font-size:12px;
      font-weight:800;
      letter-spacing:.12em;
      text-transform:uppercase;
    }
    @keyframes launchHalo{
      0%,100%{transform:scale(.92);opacity:.72}
      50%{transform:scale(1.08);opacity:1}
    }
    .meta-tabs{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
    }
    .meta-tab.active{
      background:linear-gradient(135deg,#ffd978,#7cf0b9);
      color:#102033;
      border-color:rgba(255,255,255,.16);
    }
    .meta-panel{
      display:none;
      gap:12px;
    }
    .meta-panel.active{display:grid}
    .meta-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
    }
    .meta-box{
      border-radius:24px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      padding:14px;
    }
    .meta-box h3,.meta-box h4{
      margin:0 0 10px;
      font-size:13px;
      letter-spacing:.14em;
      text-transform:uppercase;
      color:rgba(255,255,255,.58);
    }
    .meta-box p{
      margin:0;
      color:rgba(255,255,255,.78);
      line-height:1.5;
      font-size:14px;
    }
    .meta-actions{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:10px;
    }
    .bird-preview{
      min-height:168px;
      border-radius:24px;
      background:
        radial-gradient(circle at 50% 20%, rgba(255,255,255,.12), transparent 26%),
        linear-gradient(180deg, rgba(53,96,142,.44), rgba(13,24,42,.7));
      border:1px solid rgba(255,255,255,.08);
      display:grid;
      place-items:center;
      position:relative;
      overflow:hidden;
    }
    .bird-preview::before{
      content:"";
      position:absolute;
      left:24px;
      bottom:18px;
      width:172px;
      height:36px;
      border-radius:999px;
      background:radial-gradient(circle, rgba(255,255,255,.12), rgba(255,255,255,0));
      filter:blur(10px);
      animation:previewDrift 3.8s ease-in-out infinite;
    }
    .preview-canvas{
      position:absolute;
      inset:0;
      width:100%;
      height:100%;
      display:block;
      z-index:1;
    }
    @keyframes previewDrift{
      0%,100%{transform:translateX(0)}
      50%{transform:translateX(18px)}
    }
    .catalog{
      display:grid;
      gap:10px;
    }
    .catalog-item{
      display:grid;
      grid-template-columns:116px minmax(0,1fr) auto;
      gap:12px;
      align-items:center;
      padding:12px;
      border-radius:20px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
    }
    .catalog-item.active{
      border-color:rgba(124,240,185,.34);
      box-shadow:0 0 0 1px rgba(124,240,185,.2) inset;
    }
    .catalog-item strong{
      display:block;
      margin-bottom:4px;
      font-size:15px;
    }
    .catalog-item span{
      color:rgba(255,255,255,.66);
      font-size:13px;
      line-height:1.4;
    }
    .catalog-item__copy{
      min-width:0;
    }
    .catalog-preview{
      min-height:84px;
      border-radius:18px;
      background:
        radial-gradient(circle at 50% 18%, rgba(255,255,255,.12), transparent 30%),
        linear-gradient(180deg, rgba(53,96,142,.32), rgba(13,24,42,.56));
      border:1px solid rgba(255,255,255,.06);
      position:relative;
      overflow:hidden;
    }
    .catalog-preview::before{
      content:"";
      position:absolute;
      left:12px;
      bottom:10px;
      width:88px;
      height:20px;
      border-radius:999px;
      background:radial-gradient(circle, rgba(255,255,255,.14), rgba(255,255,255,0));
      filter:blur(8px);
      animation:previewDrift 3.8s ease-in-out infinite;
    }
    .catalog-preview-canvas{
      position:absolute;
      inset:0;
      width:100%;
      height:100%;
      display:block;
      z-index:1;
    }
    .chip-row{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-top:10px;
    }
    .mini-chip{
      padding:8px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      color:rgba(255,255,255,.78);
      font-size:12px;
      font-weight:700;
    }
    code{
      font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
      font-size:.95em;
      background:rgba(255,255,255,.08);
      padding:.15em .42em;
      border-radius:8px;
    }
    @media (min-width:701px){
      .page,
      .game-page{
        padding:24px 18px;
      }
    }
    @media (max-width:700px){
      html,body{height:100dvh}
      body{
        background:#050a12;
        position:fixed;
        inset:0;
        width:100dvw;
        height:100dvh;
        overflow:hidden;
      }
      .page,
      .game-page{
        min-height:100dvh;
        max-width:none;
        padding:0;
        gap:0;
        position:fixed;
        inset:0;
        width:100dvw;
        height:100dvh;
        overflow:hidden;
      }
      .stage-panel{
        border-radius:0;
        border:none;
        box-shadow:none;
        background:#050a12;
        padding:0;
        width:100dvw;
        height:100dvh;
        overflow:hidden;
      }
      .canvas-wrap{
        width:100dvw;
        height:100dvh;
        min-height:100dvh;
        aspect-ratio:auto;
        border-radius:0;
      }
      canvas{
        position:absolute;
        inset:0;
        width:100% !important;
        height:100% !important;
      }
      .game-topbar{
        position:absolute;
        top:0;
        left:0;
        right:0;
        height:0;
        z-index:7;
        padding:0;
        pointer-events:none;
      }
      .game-topbar.mobile-free-layout .topbar-back,
      .game-topbar.mobile-free-layout .topbar-title,
      .game-topbar.mobile-free-layout .icon-button{
        position:absolute;
      }
      .game-topbar.mobile-free-layout .topbar-back,
      .game-topbar.mobile-free-layout .icon-button{
        pointer-events:auto;
      }
      .topbar-title{
        min-width:0;
        font-size:20px;
        line-height:.94;
        text-wrap:balance;
        text-shadow:0 10px 30px rgba(0,0,0,.35);
      }
      .game-topbar.mobile-free-layout .topbar-title{
        display:flex;
        align-items:center;
        justify-content:flex-start;
        text-align:left;
        pointer-events:none;
      }
      .topbar-back,
      .icon-button{
        min-height:46px;
        height:46px;
      }
      .topbar-back{
        min-width:0;
        padding-inline:18px;
      }
      .difficulty-dock{display:none}
      .overlay-title{font-size:34px}
      .hud-v{font-size:24px}
      .hud-k{
        font-size:10px;
        letter-spacing:.14em;
      }
      .hud-pill{
        min-width:0;
        padding:8px 10px;
        border-radius:18px;
      }
      .hud-card.mobile-free-layout{
        inset:0;
        display:block;
      }
    .hud-card.mobile-free-layout .hud-pill{
      position:absolute;
      background:rgba(6,18,34,.2);
      border-color:rgba(255,255,255,.06);
      backdrop-filter:blur(8px);
      box-shadow:none;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      text-align:center;
      padding:6px 4px;
    }
      .hud-card.mobile-free-layout .hud-pill-shield{
        display:block;
      }
      .mute-badge{
        padding:8px 10px;
        font-size:12px;
        border-radius:16px;
      }
      .difficulty-dock.mobile-free-layout{
        display:grid;
        position:absolute;
        z-index:7;
        gap:8px;
        padding:10px;
        background:rgba(7,18,33,.5);
        border:1px solid rgba(255,255,255,.1);
        backdrop-filter:blur(18px);
      }
      .difficulty-dock.mobile-free-layout .difficulty-copy{
        display:none;
      }
      .difficulty-dock.mobile-free-layout .bottom-mode-row{
        height:100%;
      }
      .difficulty-dock.mobile-free-layout .bottom-mode-row .mode{
        min-height:100%;
        padding:0 8px;
        border-radius:16px;
      }
      .overlay{
        padding:14px 14px calc(20px + env(safe-area-inset-bottom));
        align-items:flex-end;
        touch-action:none;
      }
      .overlay-card{
        width:100%;
        max-width:none;
        padding:20px 18px;
        border-radius:28px 28px 18px 18px;
        touch-action:manipulation;
      }
      .overlay-controls{
        display:grid;
      }
      .overlay-actions{grid-template-columns:repeat(3,minmax(0,1fr))}
      .meta-shell{
        padding:12px;
        align-items:flex-end;
        touch-action:none;
      }
      .meta-card{
        width:100%;
        max-height:92dvh;
        border-radius:28px 28px 18px 18px;
        touch-action:pan-y manipulation;
      }
      .meta-grid,
      .meta-actions{
        grid-template-columns:1fr;
      }
      .catalog-item{
        grid-template-columns:96px minmax(0,1fr);
      }
      .catalog-item button{
        grid-column:1 / -1;
      }
    }