:root{--indigo:#6366f1;--indigo-deep:#4f46e5;--indigo-light:#818cf8;--lavender:#c7d2fe;--navy:#1e1b4b;--bg:#f1f5f9;--card:#ffffff;--ink:#0f172a;--slate:#334155;--muted:#64748b;--success:#10b981;--warning:#f59e0b}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Pretendard,-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Malgun Gothic,sans-serif;background:var(--bg);color:var(--ink);min-height:100vh}a{color:var(--indigo-deep);text-decoration:none}.viewer{display:flex;flex-direction:column;min-height:100vh;background:var(--navy)}.viewer-stage{flex:1 1;display:flex;align-items:center;justify-content:center;padding:12px}.viewer-frame{border:0;background:#000;border-radius:16px;width:min(100%,960px);aspect-ratio:16/9}.viewer-frame.portrait{width:min(100%,420px);aspect-ratio:9/16}.viewer-bar{background:var(--card);border-radius:16px 16px 0 0;padding:14px 20px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px}.viewer-title{font-size:16px;font-weight:700}.viewer-meta{color:var(--muted);font-size:13px}.viewer-actions{margin-left:auto;display:flex;align-items:center;gap:12px;font-size:13px}.viewer-actions button{border:0;background:none;color:var(--muted);font-size:13px;cursor:pointer;padding:4px}.viewer-actions button:hover{color:var(--indigo-deep)}.ad-slot{background:var(--card);border-top:1px solid #e2e8f0;padding:8px 20px;min-height:56px;color:#cbd5e1;font-size:12px}.ad-slot,.status-page{display:flex;align-items:center;justify-content:center}.status-page{min-height:100vh;flex-direction:column;gap:12px;padding:24px;text-align:center}.status-emoji{font-size:56px}.status-title{font-size:20px;font-weight:700}.status-desc{color:var(--muted);font-size:14px}.landing{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px;text-align:center}.landing h1{font-size:40px;letter-spacing:-.02em}.landing h1 .accent{color:var(--indigo)}.landing p{color:var(--slate);max-width:480px;line-height:1.7}.landing-footer{position:fixed;bottom:20px;color:var(--muted);font-size:12px}