:root {
  color-scheme: light dark;
  --bg: #0c1118;
  --bg-soft: #131b24;
  --line: #253241;
  --text: #e8eff8;
  --muted: #a3b3c5;
  --primary: #3bc4ff;
  --accent: #66dd88;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: radial-gradient(circle at top, #162433 0%, var(--bg) 65%);
  color: var(--text);
  min-height: 100vh;
}

a {
  color: var(--primary);
  text-decoration: none;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-header {
  border-bottom: 1px solid var(--line);
  padding: 2.5rem 0 2rem;
}

.site-header h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
}

.site-header p {
  margin: 0;
  color: var(--muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 0.75rem 1rem;
  font-weight: 600;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, #26b8f6, #5ce4a0);
  color: #0a1018;
}

.btn-secondary {
  background: rgba(16, 23, 31, 0.85);
  border: 1px solid var(--line);
  color: var(--text);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.panel {
  margin: 2rem 0 2.2rem;
  background: color-mix(in srgb, var(--bg-soft) 88%, transparent);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem 1rem 1.2rem;
}

.panel h2 {
  margin: 0.2rem 0 0.6rem;
  color: var(--text);
  font-size: 1.15rem;
}

.muted {
  color: var(--muted);
}

.repo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 0.9rem;
}

/* 包含详细卡片的网格单列布局 */
.repo-grid:has(.code-agent-detail) {
  grid-template-columns: 1fr;
}

.repo-card {
  border: 1px solid var(--line);
  background: rgba(16, 23, 31, 0.85);
  border-radius: 12px;
  padding: 0.95rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.repo-card h3 {
  margin: 0;
  font-size: 1.04rem;
}

.repo-card p {
  margin: 0;
  color: var(--muted);
  min-height: 2.8em;
}

.repo-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: #b7ccde;
}

/* Code Agent 详细卡片样式 */
.code-agent-detail {
  grid-column: 1 / -1;
  max-width: 100%;
}

.code-agent-detail .tagline {
  color: var(--accent);
  font-size: 1.05rem;
  margin: 0 0 0.5rem;
  font-weight: 500;
}

.code-agent-detail .detail-section {
  margin: 0.8rem 0;
}

.code-agent-detail .detail-section h4 {
  margin: 0 0 0.4rem;
  color: var(--primary);
  font-size: 0.95rem;
}

.code-agent-detail .detail-section ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
  line-height: 1.7;
}

.code-agent-detail .detail-section li {
  margin: 0.2rem 0;
}

.code-agent-detail .code-block {
  background: #0d1219;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  font-size: 0.85rem;
  line-height: 1.6;
  color: #c9d6e3;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

.code-agent-detail .code-block code {
  background: rgba(59, 196, 255, 0.15);
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  color: var(--primary);
}

.code-agent-detail > .repo-meta {
  margin-top: 0.6rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--line);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1rem 0 1.2rem;
  color: var(--muted);
}

.site-footer .container {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.play-page {
  padding-bottom: 2rem;
}

.play-wrap {
  margin-top: 1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #0a1017;
}

#game-root {
  width: 100%;
  min-height: 540px;
}

.play-toolbar {
  margin-top: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.play-toolbar select {
  padding: 0.35rem 0.5rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #101a26;
  color: var(--text, #e8eef8);
}

.play-toolbar .btn {
  padding: 0.35rem 0.9rem;
  font-size: 0.9rem;
}

.play-save-info {
  margin-right: auto;
}

.play-hint {
  margin-top: 0.8rem;
  color: var(--muted);
  line-height: 1.55;
}