:root{--brand:#0C3C4C;--ink:#0f172a;--muted:#64748b;--bg:#f8fafc}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Inter,Helvetica,Arial}
.wrap{max-width:1100px;margin:auto;padding:20px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;box-shadow:0 1px 4px rgba(0,0,0,.05);padding:16px}
.grid{display:grid;gap:16px}
@media(min-width:980px){.cols{grid-template-columns:2fr 1fr}}
label{font-weight:600;font-size:13px;margin-bottom:6px;display:block}
input,select,button,textarea{width:100%;padding:10px;border:1px solid #e5e7eb;border-radius:10px;background:#fff}
input[type="range"]{padding:0}
button{background:var(--brand);color:#fff;font-weight:600;cursor:pointer}
button.ghost{background:#fff;color:var(--ink);border:1px solid #e5e7eb}
#preview{width:240px;height:135px;background:#111;background-repeat:no-repeat;border-radius:12px;margin:auto}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
small{color:var(--muted)}
.bar{height:8px;background:#e5e7eb;border-radius:999px;overflow:hidden}
.bar > i{display:block;height:100%;width:0;background:var(--brand);transition:width .2s}
textarea{font-family:ui-monospace,Menlo,Consolas,monospace;height:140px}

/* Modal */
.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,.55);z-index:9999}
.modal.on{display:flex}
.box{width:min(780px,94vw);max-height:86vh;overflow:auto;background:#fff;border-radius:16px;padding:16px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.box h3{margin:0 0 10px 0}
#log{font-family:ui-monospace,Menlo,Consolas,monospace;background:#0b1220;color:#e5e7eb;border-radius:10px;padding:10px;height:200px;overflow:auto;white-space:pre-wrap;margin-top:10px}
.box .bar{margin-top:10px}
.box .actions{display:flex;gap:8px;margin-top:12px}
.cap{display:inline-block;background:#eef2ff;color:#1e293b;border:1px solid #c7d2fe;border-radius:999px;padding:2px 8px;font-size:12px}
.hidden{display:none}

/* Modal player */
#modalPlayerWrap{display:flex;justify-content:center;align-items:center;margin:6px 0 0 0}
#modalPlayer{width:240px;height:135px;background:#0b0f1a;background-repeat:no-repeat;border-radius:10px;border:1px solid #22314a}