:root{--bg: #0c0a09;--bg-elev: #1c1917;--bg-soft: #292524;--line: #3f3a36;--text: #fafaf9;--muted: #a8a29e;--accent: #f59e0b;--accent-dim: #b45309;--online: #34d399;--offline: #78716c;--danger: #f87171;--safe-top: env(safe-area-inset-top, 0px);--safe-bot: env(safe-area-inset-bottom, 0px);--font-display: "Bebas Neue", Impact, sans-serif;--font-body: "DM Sans", system-ui, sans-serif;--radius: 14px}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:var(--font-body);-webkit-tap-highlight-color:transparent;overscroll-behavior:none}body{max-width:480px;margin:0 auto;min-height:100dvh;position:relative;overflow-x:hidden}button,input{font:inherit;color:inherit}[hidden]{display:none!important}.page-login{min-height:100dvh;display:flex;align-items:stretch}.login-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(120% 80% at 50% -10%,#78350f55,transparent 55%),linear-gradient(180deg,#1c1917,#0c0a09 60%);pointer-events:none}.login-shell{position:relative;z-index:1;width:100%;padding:calc(48px + var(--safe-top)) 24px calc(32px + var(--safe-bot));display:flex;flex-direction:column;justify-content:center;gap:28px}.brand-mark{margin:0;font-family:var(--font-display);font-size:clamp(3.2rem,14vw,4.5rem);letter-spacing:.04em;line-height:.9}.brand-sub{margin:8px 0 0;color:var(--muted);font-size:1rem}.login-form{display:flex;flex-direction:column;gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field span{font-size:.75rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.field input,.chat-form input,#videoUrl{width:100%;border:1px solid var(--line);background:var(--bg-elev);border-radius:12px;padding:14px 16px;outline:none;font-size:16px}.field input:focus,.chat-form input:focus,#videoUrl:focus{border-color:var(--accent)}.btn{border:none;border-radius:12px;padding:14px 18px;font-weight:700;cursor:pointer}.btn:disabled{opacity:.55}.btn-primary{background:linear-gradient(180deg,#fbbf24,#d97706);color:#1c1917}.btn-send{background:var(--accent);color:#1c1917;width:48px;flex-shrink:0;padding:0}.form-error{margin:0;color:var(--danger);font-size:.9rem}.login-hint{margin:0;text-align:center;color:var(--muted);font-size:.85rem}.party-app{min-height:100dvh;display:grid;grid-template-rows:auto auto 1fr auto;padding-bottom:var(--safe-bot);background:radial-gradient(90% 40% at 50% 0%,#451a0388,transparent 60%),var(--bg)}.topbar{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;padding:calc(10px + var(--safe-top)) 12px 8px}.brand-mini{font-family:var(--font-display);font-size:1.35rem;letter-spacing:.04em}.presence{display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:wrap}.presence-pill{display:inline-flex;align-items:center;gap:5px;background:var(--bg-elev);border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:.72rem;font-weight:600}.presence-count{font-size:.68rem;font-weight:700;color:var(--accent);white-space:nowrap}.dot{width:8px;height:8px;border-radius:50%;background:var(--offline)}.dot.online{background:var(--online);box-shadow:0 0 0 3px #34d39933}.dot.watching{background:var(--accent);box-shadow:0 0 0 3px #f59e0b33}.icon-btn{background:transparent;border:none;color:var(--muted);font-size:1.25rem;width:36px;height:36px;cursor:pointer}.friend-status{margin:0 12px 8px;padding:8px 12px;border-radius:10px;background:var(--bg-elev);border:1px solid var(--line);font-size:.8rem;color:var(--muted);text-align:center}.friend-status.is-online{color:var(--online);border-color:#065f46}.friend-status.is-offline{color:#a8a29e}.friend-status.is-watching{color:var(--accent);border-color:#92400e}.stage{display:flex;flex-direction:column;min-height:0;padding:0 10px}.player-wrap{position:relative;width:100%;aspect-ratio:16 / 9;background:#000;border-radius:12px;overflow:hidden;border:1px solid var(--line)}.player-wrap.empty{display:flex;align-items:center;justify-content:center}.yt-host,.html-player{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0;background:#000}.html-player{object-fit:cover;object-position:center center}.yt-host iframe,#ytPlayer{position:absolute!important;top:0!important;right:0!important;bottom:0!important;left:0!important;width:100%!important;height:100%!important;max-width:none!important;max-height:none!important}.fs-fab{position:absolute;right:8px;bottom:8px;z-index:6;width:36px;height:36px;border:none;border-radius:10px;background:#000a;color:#fff;font-size:1rem;cursor:pointer}.player-wrap.empty .fs-fab{display:none}.empty-state{text-align:center;padding:20px}.empty-title{margin:0;font-family:var(--font-display);font-size:1.8rem;letter-spacing:.03em}.empty-sub{margin:6px 0 0;color:var(--muted);font-size:.85rem}.sync-badge{position:absolute;left:8px;bottom:8px;z-index:5;background:#000c;color:#fde68a;font-size:.65rem;font-weight:600;padding:4px 8px;border-radius:6px;pointer-events:none}.controls{display:grid;grid-template-columns:44px 1fr auto 44px;gap:8px;align-items:center;margin-top:10px;padding:8px 4px 4px}.ctrl-btn{width:44px;height:44px;border-radius:50%;border:none;background:var(--accent);color:#1c1917;font-size:1.1rem;font-weight:700;cursor:pointer}.ctrl-fs{background:var(--bg-elev);color:var(--text);border:1px solid var(--line);border-radius:12px;font-size:1rem}#seekBar{width:100%;accent-color:var(--accent);height:28px}.time{font-size:.7rem;color:var(--muted);font-variant-numeric:tabular-nums;min-width:78px;text-align:right}.player-wrap.is-fullscreen,.player-wrap:fullscreen,.player-wrap:-webkit-full-screen{position:fixed!important;top:0!important;right:0!important;bottom:0!important;left:0!important;width:100vw!important;height:100dvh!important;max-width:none!important;aspect-ratio:auto!important;border-radius:0!important;border:none!important;z-index:9999;background:#000}.player-wrap.is-fullscreen .html-player,.player-wrap:fullscreen .html-player,.player-wrap:-webkit-full-screen .html-player{object-fit:contain}.player-wrap.is-fullscreen .fs-fab,.player-wrap:fullscreen .fs-fab,.player-wrap:-webkit-full-screen .fs-fab{display:none}body.fs-active{overflow:hidden;max-width:none}body.fs-active .topbar,body.fs-active .friend-status,body.fs-active .action-row,body.fs-active .panel{display:none!important}body.fs-active .party-app{display:block;min-height:100dvh;background:#000}body.fs-active .stage{padding:0;height:100dvh}body.fs-active .controls{position:fixed;left:0;right:0;bottom:0;z-index:10000;margin:0;padding:12px 14px calc(12px + var(--safe-bot));background:linear-gradient(transparent,#000e);grid-template-columns:44px 1fr auto 44px}@media(orientation:landscape)and (max-height:500px){body.page-party:not(.fs-active) .player-wrap{aspect-ratio:auto;height:min(56dvh,220px)}}.action-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:12px 12px 16px}.action{position:relative;display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 8px;border-radius:var(--radius);border:1px solid var(--line);background:var(--bg-elev);color:var(--text);cursor:pointer;font-size:.75rem;font-weight:600}.action-ico{font-size:1.25rem;line-height:1}.action.mic-on{border-color:var(--online);color:var(--online)}.action.mic-denied{border-color:var(--danger);color:var(--danger)}.badge{position:absolute;top:6px;right:10px;background:var(--accent);color:#1c1917;font-size:.65rem;font-weight:800;min-width:16px;height:16px;border-radius:8px;display:grid;place-items:center;padding:0 4px}.panel{position:fixed;left:50%;transform:translate(-50%);bottom:0;width:min(480px,100%);max-height:72dvh;background:var(--bg-elev);border:1px solid var(--line);border-bottom:none;border-radius:20px 20px 0 0;z-index:40;display:flex;flex-direction:column;padding-bottom:var(--safe-bot);animation:slideUp .22s ease-out}@keyframes slideUp{0%{transform:translate(-50%,24px);opacity:0}to{transform:translate(-50%);opacity:1}}.panel-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 8px;border-bottom:1px solid var(--line)}.panel-head h2{margin:0;font-family:var(--font-display);font-size:1.6rem;letter-spacing:.04em;font-weight:400}.panel-body{padding:14px 16px 20px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.or-line{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.75rem}.or-line:before,.or-line:after{content:"";flex:1;height:1px;background:var(--line)}.upload-zone{display:flex;flex-direction:column;align-items:center;gap:4px;padding:22px 12px;border:1.5px dashed var(--line);border-radius:14px;cursor:pointer;text-align:center}.upload-zone:active{border-color:var(--accent)}.upload-title{font-weight:700}.upload-sub{font-size:.75rem;color:var(--muted)}.progress{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}.progress-bar{height:8px;border-radius:4px;background:linear-gradient(90deg,var(--accent-dim),var(--accent));width:0%;transition:width .15s linear}.panel-note{margin:0;font-size:.78rem;color:var(--muted);line-height:1.4}.panel-chat{height:68dvh}.chat-list{flex:1;overflow-y:auto;padding:12px 14px;display:flex;flex-direction:column;gap:8px}.msg{max-width:82%;padding:8px 12px;border-radius:14px;background:var(--bg-soft);align-self:flex-start}.msg.mine{align-self:flex-end;background:#78350f}.msg-meta{font-size:.65rem;font-weight:700;margin-bottom:2px;opacity:.85}.msg-body{font-size:.92rem;word-break:break-word}.chat-form{display:flex;gap:8px;padding:10px 12px 12px;border-top:1px solid var(--line)}.toast{position:fixed;left:50%;bottom:calc(88px + var(--safe-bot));transform:translate(-50%);z-index:60;background:#1c1917ee;border:1px solid var(--line);color:var(--text);padding:10px 14px;border-radius:12px;font-size:.85rem;max-width:min(420px,90vw);text-align:center;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0;transform:translate(-50%,8px)}to{opacity:1;transform:translate(-50%)}}@media(min-width:481px){body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:#000;z-index:-1}}