:root {
  --bg: #0f0f12;
  --card: #17171c;
  --text: #e7e7ea;
  --sub: #a3a3ad;
  --primary: #4f6cff;
  --primary-hover: #6c84ff;
  --border: #2a2a31;
  --success: #3ecf8e;
  --danger: #ff5a5a;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, "Noto Sans", "Hiragino Sans GB", sans-serif;
}

.header {
  padding: 24px 16px 8px;
  text-align: center;
}
.header h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
}
.header .sub {
  margin: 8px 0 0;
  color: var(--sub);
  font-size: 13px;
}

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
}

.label {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--sub);
  font-size: 13px;
}

.textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  outline: none;
  background: #111116;
  color: var(--text);
  padding: 10px 12px;
  font-size: 14px;
  resize: vertical;
  min-height: 108px;
}
.textarea::placeholder { color: #666a; }

.actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}

.btn {
  border: 1px solid var(--border);
  background: #1c1c22;
  color: var(--text);
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 14px;
  cursor: pointer;
  transition: all .18s ease;
}
.btn:hover { filter: brightness(1.1); }
.btn.primary {
  background: var(--primary);
  border-color: transparent;
}
.btn.primary:hover { background: var(--primary-hover); }

.status {
  margin-top: 10px;
  font-size: 13px;
  color: var(--sub);
  white-space: pre-wrap;
  word-break: break-word;
}

.hidden { display: none; }

.meta {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 16px;
  align-items: start;
}
.cover {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #0c0c10;
}
.cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.info .row {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 8px;
  margin-bottom: 8px;
}
.info .value {
  color: var(--text);
  word-break: break-word;
}

.downloads {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

.tip {
  margin-top: 8px;
  color: var(--sub);
}
.tip summary {
  cursor: pointer;
}

.footer {
  text-align: center;
  padding: 18px 16px 28px;
  color: var(--sub);
  font-size: 12px;
}

@media (max-width: 640px) {
  .meta {
    grid-template-columns: 120px 1fr;
  }
}