:root{--navy:#100d52;--gold:#d5b454;--cream:#f3ecdc;--cream-bg:#f5f3f1;--gray:#687279;--border:#e8e5dd}*{box-sizing:border-box}body{background:var(--cream-bg);color:var(--navy);margin:0;font-family:Poppins,Helvetica Neue,Helvetica,Arial,sans-serif;line-height:1.6}.wrap{max-width:720px;margin:0 auto;padding:40px 20px 80px}h1{margin:0 0 4px;font-size:28px}.sub{color:var(--gray);margin:0 0 32px}.card{border:1px solid var(--border);background:#fff;border-radius:12px;margin-bottom:20px;padding:24px}label{margin:0 0 6px;font-size:14px;font-weight:600;display:block}.hint{color:var(--gray);font-size:13px;font-weight:400}input[type=text],input[type=password],input[type=url]{border:1px solid var(--border);border-radius:8px;width:100%;padding:12px 14px;font-family:inherit;font-size:15px}input[type=file]{font-size:14px}.video-row{grid-template-columns:1fr 1fr auto;align-items:center;gap:10px;margin-bottom:10px;display:grid}button{cursor:pointer;border:0;border-radius:8px;padding:12px 20px;font-family:inherit;font-size:15px;font-weight:600}.btn-primary{background:var(--navy);color:var(--cream)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{background:var(--cream);color:var(--navy)}.btn-small{padding:8px 12px;font-size:13px}.progress{background:var(--navy);color:var(--cream);border-radius:12px;padding:20px 24px}.progress ul{margin:8px 0 0;padding-left:18px}.progress li{margin:2px 0;font-size:14px}.error{color:#8a1f1f;background:#fdecec;border:1px solid #f5b5b5;border-radius:8px;padding:14px 16px}textarea{border:1px solid var(--border);border-radius:8px;width:100%;min-height:220px;padding:12px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px}.result-actions{gap:10px;margin:12px 0;display:flex}iframe.preview{border:1px solid var(--border);background:#fff;border-radius:8px;width:100%;height:600px}.spacer{height:16px}