:root {
  --bg: #0d1117;
  --card: #161b22;
  --card2: #1c2330;
  --line: #2b3444;
  --text: #e6edf3;
  --muted: #9aa7b8;
  --accent: #4f8cff;
  --accent2: #7c5cff;
  --ok: #3fb950;
  --warn: #d29922;
  --err: #f85149;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  line-height: 1.55;
}

body {
  max-width: 940px;
  margin: 0 auto;
  padding: 20px 16px 60px;
}

.site {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
  padding: 8px 0 18px;
}

.brand h1 {
  margin: 0;
  font-size: 26px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }

.badges { display: flex; gap: 8px; flex-wrap: wrap; }

.badge {
  font-size: 12px;
  color: var(--muted);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px;
}

.badge.good { color: var(--ok); border-color: #2ea04355; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 18px 20px;
  margin-bottom: 16px;
}

.card h2 {
  margin: 0 0 14px;
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-size: 13px;
}

.mrows { display: grid; gap: 10px; }

.mrow {
  background: var(--card2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
}

.mtop {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  margin-bottom: 7px;
}

.mtop .name { color: var(--text); }
.mtop .size { color: var(--muted); white-space: nowrap; }

.bar {
  height: 8px;
  background: #0b0f16;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}

.bar i {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width .25s;
}

.mstat {
  font-size: 12px;
  color: var(--muted);
  margin-top: 6px;
  overflow-wrap: anywhere;
}

.mstat.ok { color: var(--ok); }
.mstat.bad { color: var(--err); }
.mstat.run { color: var(--accent); }

.manual {
  margin-top: 12px;
  background: #2a1d10;
  border: 1px solid #d2992244;
  border-radius: 10px;
  padding: 12px;
}

.manual label {
  display: block;
  font-size: 13px;
  margin: 8px 0 4px;
  color: var(--muted);
}

.manual input[type=file] {
  width: 100%;
  font-size: 13px;
  color: var(--text);
}

.hint { font-size: 12px; color: var(--muted); margin: 12px 0 0; }
.meta { font-size: 13px; color: var(--muted); }
.cap { font-size: 12px; color: var(--muted); margin: 0 0 6px; }
.warn { font-size: 13px; color: var(--warn); margin: 10px 0 0; }
.err { font-size: 13px; color: var(--err); margin: 10px 0 0; white-space: pre-wrap; }
.err[hidden], .warn[hidden] { display: none; }

.filebtn {
  display: inline-block;
  background: var(--card2);
  border: 1px dashed var(--accent);
  color: var(--text);
  padding: 12px 18px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
}

.filebtn:hover { background: #1f2b3d; }

.split {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 14px;
  margin-top: 14px;
}

@media (max-width: 640px) {
  .split { grid-template-columns: 1fr; }
}

.picbox {
  background: var(--card2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
}

.picbox canvas, #videoEl, #resultVideo {
  max-width: 100%;
  border-radius: 8px;
  display: block;
  background: #000;
}

#videoEl, #resultVideo { width: 100%; margin-top: 0; }

.opts {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 12px;
  font-size: 13px;
}

.opts label { display: flex; gap: 8px; align-items: center; color: var(--muted); }

select {
  background: var(--card2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 13px;
}

.consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 14px;
  cursor: pointer;
}

.consent input { margin-top: 3px; }

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

button, .btnlike {
  font-size: 14px;
  padding: 10px 22px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--card2);
  color: var(--text);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

button:hover:not(:disabled), .btnlike:hover { border-color: var(--accent); }

button:disabled { opacity: .45; cursor: not-allowed; }

.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none;
  color: #fff;
}

.primary:hover:not(:disabled) { filter: brightness(1.1); }

#progressArea { margin-top: 14px; }

.phase { font-size: 14px; margin-bottom: 8px; }
#progStats { margin-top: 8px; }

#resultArea { margin-top: 14px; }

footer {
  color: var(--muted);
  font-size: 12px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: 6px;
}

footer p { margin: 6px 0; }