:root{font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;color:#0f172a;background:#f8fafc}body{margin:0}main{max-width:960px;margin:0 auto;padding:24px}.card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:20px;box-shadow:0 10px 30px #0000000a}button{cursor:pointer;border:none;border-radius:10px;padding:12px 16px;background:linear-gradient(120deg,#2563eb,#22d3ee);color:#fff;font-weight:600;transition:transform .12s ease,box-shadow .12s ease}button:hover{transform:translateY(-1px);box-shadow:0 8px 20px #2563eb59}input,.input-like{width:100%;padding:12px 14px;border-radius:10px;border:1px solid #cbd5e1;font-size:14px;box-sizing:border-box}.stack{display:flex;gap:12px;flex-wrap:wrap}.tag{padding:4px 8px;border-radius:6px;background:#e2e8f0;color:#334155;font-size:12px}.video-box{width:100%;min-height:400px;background:#0f172a;border-radius:12px;display:grid;place-items:center;color:#fff}