:root {
  color-scheme: light;
  --bg: #f5f6f8;
  --panel: #ffffff;
  --border: #d8dee8;
  --text: #1f2933;
  --muted: #6b7280;
  --placeholder: #9aa3af;
  --blue: #409eff;
  --blue-hover: #2f8bec;
  --danger: #d92d20;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family:
    ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", sans-serif;
}

button,
textarea {
  font: inherit;
}

.app-shell {
  width: min(760px, calc(100vw - 24px));
  margin: 0 auto;
  padding: 14px 0 28px;
}

.tool {
  display: grid;
  gap: 26px;
}

textarea {
  width: 100%;
  min-height: 78px;
  resize: vertical;
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
  padding: 16px;
  background: var(--panel);
  color: var(--text);
  line-height: 1.55;
}

textarea::placeholder {
  color: var(--placeholder);
}

textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(64, 158, 255, 0.12);
}

button,
.download {
  width: 100%;
  height: 42px;
  border: 0;
  border-radius: 8px;
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
}

button:disabled {
  cursor: progress;
  opacity: 0.72;
}

.primary,
.download {
  background: var(--blue);
}

.primary:hover,
.download:hover {
  background: var(--blue-hover);
}

.status {
  min-height: 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.status.error {
  color: var(--danger);
}

.parsed-card {
  width: 100%;
  margin-top: 18px;
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
}

.parsed-card.no-cover {
  grid-template-columns: 1fr;
}

.parsed-cover {
  width: 132px;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 8px;
  background: #eef1f5;
}

.parsed-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.parsed-info {
  min-width: 0;
  display: grid;
  gap: 10px;
}

.parsed-info h2 {
  margin: 0;
  color: var(--text);
  font-size: 16px;
  line-height: 1.45;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.parsed-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--muted);
  font-size: 14px;
}

.download {
  width: 180px;
}

[hidden] {
  display: none !important;
}

@media (max-width: 560px) {
  .app-shell {
    width: min(100% - 20px, 760px);
    padding-top: 10px;
  }

  .tool {
    gap: 16px;
  }

  .parsed-card {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 12px;
    padding: 12px;
  }

  .parsed-cover {
    width: 92px;
  }

  .parsed-info h2 {
    font-size: 15px;
  }

  .download {
    width: 100%;
  }
}