:root{color-scheme:dark;--bg:#09090b;--bg-elevated:rgba(39,39,42,0.82);--border:rgba(113,113,122,0.35);--text:#fafafa;--muted:#a1a1aa;--input-bg:rgba(63,63,70,0.55);--accent:#fafafa;--accent-text:#09090b;--danger:#ef4444;--ring:rgba(250,250,250,0.18);--font:"Fragment Mono",ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--sans:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body,html{margin:0;height:100%;min-height:100%;background:var(--bg);color:var(--text);font-family:var(--sans)}body{min-height:100dvh}a{color:inherit}button,input{font:inherit}.shell{min-height:100dvh;min-height:100svh;display:grid;place-items:center;padding:max(24px,env(safe-area-inset-top)) 16px max(24px,env(safe-area-inset-bottom));background:radial-gradient(1000px 500px at 50% -10%,rgba(63,63,70,.35),transparent 60%),var(--bg)}.card{width:100%;max-width:380px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:16px;padding:32px;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 20px 60px rgba(0,0,0,.45);display:flex;flex-direction:column;gap:16px;align-items:center;text-align:center}.logo{width:48px;height:48px;object-fit:contain;border-radius:8px}.card h1{margin:0;font-size:22px;font-weight:700;letter-spacing:-.02em}.card p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}.field{width:100%;display:flex;flex-direction:column;gap:10px}.field input{width:100%;padding:12px 16px;border-radius:8px;border:1px solid var(--border);background:var(--input-bg);color:var(--text);outline:none}.field input:focus{border-color:rgba(250,250,250,.45);box-shadow:0 0 0 3px var(--ring)}.btn{width:100%;border:none;border-radius:8px;padding:12px 24px;background:var(--accent);color:var(--accent-text);font-weight:600;cursor:pointer;transition:opacity .15s ease}.btn:hover{opacity:.92}.btn:disabled{opacity:.65;cursor:not-allowed}.btn.secondary{background:transparent;color:var(--muted);border:1px solid var(--border)}.error{color:var(--danger);font-size:13px;margin:0}.meta{font-size:11px;color:var(--muted);opacity:.75}.briefing{height:100dvh;height:100svh;min-height:100dvh;display:flex;flex-direction:column;background:#000;overflow:hidden}.briefing-bar{padding:max(10px,env(safe-area-inset-top)) 16px 10px;border-bottom:1px solid rgba(255,255,255,.08);background:rgba(9,9,11,.96);position:relative;flex-shrink:0;z-index:2}.briefing-bar,.briefing-desktop{display:flex;align-items:center;justify-content:space-between;gap:12px}.briefing-desktop{flex:1 1;min-width:0}.briefing-menu{display:none}.briefing-bar .brand{font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-family:var(--font)}.briefing-actions{display:flex;gap:8px}.briefing-actions form{margin:0}.briefing-actions .btn{width:auto;padding:8px 14px;font-size:13px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.brand-block{display:flex;flex-direction:column;gap:2px;min-width:140px}.page-title{font-size:13px;color:var(--text);font-weight:600}.briefing-nav{display:flex;flex-wrap:wrap;gap:8px;flex:1 1;justify-content:center}.nav-link{font-size:12px;color:var(--muted);text-decoration:none;border:1px solid transparent;border-radius:999px;padding:6px 12px}.nav-link:hover{color:var(--text);border-color:var(--border)}.nav-link.active{color:var(--text);border-color:rgba(250,250,250,.28);background:rgba(255,255,255,.06)}.briefing-body{flex:1 1;min-height:0;display:flex;flex-direction:column}.player-wrap{flex:1 1;display:grid;place-items:center;padding:16px}.player-wrap iframe,.player-wrap video{width:min(1200px,100%);max-height:calc(100dvh - 96px);aspect-ratio:16/9;background:#000;border:0;border-radius:12px}.full-page-media{flex:1 1;min-height:0;position:relative;background:#000;overflow:hidden}.full-page-media iframe,.full-page-media.immersion iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:#000}.hub{width:min(720px,100%);margin:0 auto;padding:48px 20px 64px}.hub h1{margin:0 0 8px;font-size:28px;letter-spacing:-.03em}.hub-sub{margin:0 0 28px;color:var(--muted);line-height:1.5}.hub-list{list-style:none;margin:0;padding:0;display:grid;grid-gap:12px;gap:12px}.hub-card{display:flex;flex-direction:column;gap:6px;padding:18px 20px;border-radius:14px;border:1px solid var(--border);background:rgba(39,39,42,.55);text-decoration:none;color:inherit;transition:border-color .15s ease,background .15s ease}.hub-card:hover{border-color:rgba(250,250,250,.35);background:rgba(63,63,70,.45)}.hub-card strong{font-size:16px}.hub-card span{color:var(--muted);font-size:13px;line-height:1.45}.content-html{width:min(960px,100%);color:var(--text);line-height:1.6;padding:24px 8px 48px}.content-html :is(h1,h2,h3){letter-spacing:-.02em}.empty-state{color:var(--muted);text-align:center;max-width:420px;padding:40px 16px}.briefing-menu-toggle{list-style:none;cursor:pointer;width:44px;height:44px;border-radius:10px;border:1px solid var(--border);background:rgba(39,39,42,.7);display:grid;place-content:center;grid-gap:5px;gap:5px;padding:0}.briefing-menu-toggle::-webkit-details-marker{display:none}.briefing-menu-toggle span{display:block;width:16px;height:1.5px;background:var(--text);border-radius:999px}.briefing-menu-panel{display:none}@media (max-width:767px){.card{padding:24px 20px;max-width:100%}.card h1{font-size:19px}.briefing-desktop{display:none}.briefing-menu{display:block;position:relative}.briefing-bar{gap:10px;padding:max(8px,env(safe-area-inset-top)) 12px 8px}.brand-block{min-width:0;flex:1 1}.briefing-bar .brand{font-size:11px}.page-title{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.briefing-menu[open] .briefing-menu-panel{display:flex;flex-direction:column;gap:12px;position:absolute;top:calc(100% + 8px);right:0;width:min(280px,calc(100vw - 24px));padding:12px;border-radius:14px;border:1px solid var(--border);background:rgba(9,9,11,.96);box-shadow:0 16px 40px rgba(0,0,0,.45)}.briefing-menu-panel .briefing-actions,.briefing-menu-panel .briefing-nav{display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:8px;flex:none}.briefing-menu-panel .btn,.briefing-menu-panel .nav-link{width:100%;justify-content:center;text-align:center}}