body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:#f5f7fb;color:#172033}
main{max-width:980px;margin:0 auto;padding:32px}header{margin-bottom:24px}
.card{background:#fff;border:1px solid #e8edf5;border-radius:18px;padding:22px;margin:18px 0;box-shadow:0 10px 30px rgba(20,40,80,.06)}
label{display:block;margin:12px 0;font-weight:600}
input,textarea,select{width:100%;box-sizing:border-box;margin-top:6px;padding:10px 12px;border:1px solid #ccd6e3;border-radius:10px;font-size:15px}
textarea{min-height:100px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.row{display:flex;gap:8px;align-items:center}.row input{width:auto}
button{background:#235cff;color:white;border:0;border-radius:12px;padding:12px 20px;font-size:16px;font-weight:700;cursor:pointer}button:disabled{opacity:.5}
.hint{color:#667085;font-size:14px}
#message{margin-left:12px;color:#d92d20}
.image-preview{color:#475467;font-size:14px;margin-top:6px}

/* Task list */
.task{padding:18px 0;border-bottom:1px solid #edf1f7}.task:last-child{border-bottom:none}
.task-header{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.task-header b{font-size:16px}
.task-meta{color:#667085;font-size:13px;margin:4px 0 8px}
.task-status{font-weight:700;font-size:14px;display:flex;align-items:center;gap:6px}
.task-status.queued{color:#e68a2e}
.task-status.running{color:#235cff}
.task-status.succeeded{color:#0e8730}
.task-status.failed{color:#d92d20}
.task-progress{color:#0e8730;font-size:13px;margin-bottom:8px}
.task-error{color:#d92d20;font-size:13px;margin-bottom:8px;background:#fef3f2;padding:8px 12px;border-radius:8px}
.task-highlight{background:#f0f5ff;border-radius:12px;padding:18px;margin:-18px;animation:fadeIn 0.5s}
@keyframes fadeIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}

/* Video player */
.task-video video{width:100%;max-height:400px;border-radius:12px;background:#000;margin:8px 0}
.task-actions{display:flex;gap:8px;margin:8px 0}
.btn-download{display:inline-block;background:#0e8730;color:white;padding:8px 16px;border-radius:10px;font-size:14px;font-weight:600;text-decoration:none}
.btn-download:hover{background:#0b6d26}
.btn-regen{background:#e8edf5;color:#172033;border:1px solid #ccd6e3;border-radius:10px;padding:8px 16px;font-size:13px;font-weight:600;cursor:pointer}
.btn-regen:hover{background:#dce3ef}

/* Spinner */
.spinner{display:inline-block;width:14px;height:14px;border:2px solid #ccd6e3;border-top-color:#235cff;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}