@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");

:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2128;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --border: #30363d;
  --border-hover: #484f58;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --accent-glow: rgba(88, 166, 255, 0.15);
  --code-bg: #21262d;
  --warning-bg: rgba(187, 128, 9, 0.1);
  --warning-text: #e3b341;
  --warning-border: rgba(187, 128, 9, 0.4);
  --btn-primary: #238636;
  --btn-primary-hover: #2ea043;
  --btn-secondary: #30363d;
  --btn-secondary-hover: #484f58;
  --green: #3fb950;
  --radius: 8px;
  --transition: 0.2s cubic-bezier(0.3, 0, 0.5, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  max-width: 960px;
  margin: 0 auto;
  padding: 24px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
}

/* ─── Hero Header ──────────────────────────────── */
.hero {
  text-align: center;
  padding: 48px 0 32px;
}

.hero h1 {
  font-size: 2rem;
  font-weight: 700;
  margin: 0 0 12px;
  letter-spacing: -0.5px;
}

.tagline {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin: 0 0 24px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: var(--transition);
  cursor: pointer;
}

.btn-primary {
  background: var(--btn-primary);
  color: #fff;
  border-color: rgba(240, 246, 252, 0.1);
}
.btn-primary:hover {
  background: var(--btn-primary-hover);
  text-decoration: none;
}

.btn-secondary {
  background: var(--btn-secondary);
  color: var(--text-primary);
  border-color: var(--border);
}
.btn-secondary:hover {
  background: var(--btn-secondary-hover);
  text-decoration: none;
}

/* ─── Notice Banner ────────────────────────────── */
.notice {
  background: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid var(--warning-border);
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 32px;
  font-size: 0.9rem;
  text-align: center;
}

/* ─── Status Bar ───────────────────────────────── */
.status-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 40px;
  font-size: 0.9rem;
  flex-wrap: wrap;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  flex-shrink: 0;
}

.base-url {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ─── Section Titles ───────────────────────────── */
.section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

/* ─── Card Grid ────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 40px;
}

.card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 20px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition);
  text-align: center;
}

.card:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  text-decoration: none;
}

.card-icon {
  font-size: 1.6rem;
  line-height: 1;
}

.card-label {
  font-weight: 600;
  font-size: 0.95rem;
}

.card code {
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 4px;
  word-break: break-all;
}

.card-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.card-wide {
  grid-column: 1 / -1;
  flex-direction: row;
  justify-content: center;
  gap: 12px;
  padding: 14px 20px;
}

/* ─── Generic Elements ─────────────────────────── */
code {
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
    "Liberation Mono", monospace;
  font-size: 85%;
  color: var(--text-primary);
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
  color: var(--accent-hover);
}

/* ─── Footer ───────────────────────────────────── */
.footer {
  margin-top: 48px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.footer p {
  margin: 6px 0;
}

/* ─── Scrollbar ────────────────────────────────── */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: #6e7681;
}

/* ─── Responsive ───────────────────────────────── */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.5rem;
  }

  .grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-wide {
    flex-direction: column;
  }

  .base-url {
    margin-left: 0;
    display: block;
    width: 100%;
  }

  .status-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}