:root{--bg: #040b2c;--fg: #ffffff;--muted: rgba(255, 255, 255, .74);--accent: #548A81;--font-display: "Century Gothic", "Avant Garde", Arial, sans-serif;--font-body: "Century Gothic", "Avant Garde", Arial, sans-serif}*{box-sizing:border-box}html,body,#root{width:100%;height:100%}body{margin:0;font-family:var(--font-body);background:radial-gradient(circle at top left,rgba(84,138,129,.18),transparent 28%),radial-gradient(circle at bottom right,rgba(84,138,129,.12),transparent 30%),var(--bg);color:var(--fg)}img{display:block;max-width:100%}.app-shell{min-height:100%;padding:20px 28px}.frame{min-height:calc(100vh - 40px);display:grid;grid-template-rows:auto 1fr;gap:22px}.topbar{display:flex;justify-content:center;min-height:0}.logos{display:flex;flex-direction:column;align-items:center;gap:8px;width:248px;margin-top:0}.event-logo-wrap{width:98px;height:98px;display:grid;place-items:center;margin:0 auto 2px}.event-logo{width:100%;height:100%;object-fit:contain}.sponsor-text{font-size:15px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);text-align:center}.sponsor-logo-wrap{width:196px}.sponsor-logo{width:100%;max-height:72px;object-fit:contain}.center-stage{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:14px;min-height:0;padding-top:4px}.flash-placeholder{min-height:48px}.flash-message{min-height:48px;padding:10px 22px;border-radius:999px;background:#548a812e;border:2px solid rgba(84,138,129,.5);color:#fff;font-size:clamp(20px,2vw,34px);font-weight:700;letter-spacing:.04em;box-shadow:0 0 40px #548a812e}.phase{font-size:clamp(22px,1.8vw,30px);letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:700}.session-count{font-size:clamp(22px,1.8vw,30px);letter-spacing:.12em;text-transform:uppercase;color:var(--fg);font-weight:700}.timer{font-size:clamp(180px,22vw,420px);line-height:.86;font-weight:700;letter-spacing:-.06em;color:#fff;white-space:nowrap;text-shadow:0 0 28px rgba(84,138,129,.16)}.subline{font-size:clamp(22px,1.8vw,30px);color:var(--accent);max-width:1000px;line-height:1.2;font-weight:700}.audio-test-panel{display:flex;gap:10px;margin-top:4px;flex-wrap:wrap;justify-content:center;max-width:920px}.audio-test-button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(84,138,129,.55);background:#548a8129;color:var(--fg);font-family:var(--font-body);font-size:15px;font-weight:700;border-radius:999px;padding:10px 16px;cursor:pointer;transition:transform .12s ease,background .12s ease,border-color .12s ease}.audio-test-button:hover{transform:translateY(-1px);background:#548a813d}.audio-test-button-secondary{background:#ffffff14;border-color:#ffffff2e}@media (max-width: 1100px){.app-shell{padding:16px}.frame{min-height:calc(100vh - 32px);gap:18px}.logos{width:210px}.event-logo-wrap{width:80px;height:80px}.sponsor-logo-wrap{width:158px}.sponsor-logo{max-height:50px}.timer{font-size:clamp(148px,20vw,300px)}.session-count,.subline{font-size:clamp(18px,1.6vw,24px)}}