:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --ink: #1f2328;
  --ink-soft: #6b7280;
  --line: #e5e7eb;
  --accent: #0e7490;
  --accent-ink: #ffffff;
  --danger: #b91c1c;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  line-height: 1.6;
}

.shell {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}

.header h1 {
  margin: 0 0 4px;
  font-size: 26px;
  letter-spacing: 0.5px;
}

.subtitle {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.panel {
  margin: 24px 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
}

.input-row {
  display: flex;
  gap: 10px;
}

.input-row input {
  flex: 1;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  background: #fff;
  color: var(--ink);
}

.input-row input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(14, 116, 144, 0.12);
}

.input-row button {
  padding: 11px 22px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}

.input-row button:hover {
  opacity: 0.88;
}

.input-row button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.status {
  margin: 12px 0 0;
  min-height: 20px;
  font-size: 13px;
  color: var(--ink-soft);
}

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

.result {
  margin-top: 20px;
}

.meta {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 12px;
  font-size: 14px;
}

.meta .author {
  font-weight: 700;
}

.meta .kind-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  border-radius: 999px;
  background: #e0f2f7;
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
}

.meta .caption {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 13px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card .media {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: #0f1115;
  display: block;
}

.card .cap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  gap: 10px;
}

.card .idx {
  font-size: 12px;
  color: var(--ink-soft);
  white-space: nowrap;
}

.card a.dl {
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 7px;
  padding: 5px 12px;
  transition: all 0.15s;
  white-space: nowrap;
}

.card a.dl:hover {
  background: var(--accent);
  color: var(--accent-ink);
}

.foot {
  margin-top: 40px;
  color: var(--ink-soft);
  font-size: 12px;
  text-align: center;
}