:root {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Roboto", sans-serif;
  color-scheme: dark;
}

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top, #1f2933, #020617 55%);
}

.shell {
  width: min(960px, 100vw - 2rem);
  background: rgba(15, 23, 42, 0.9);
  border-radius: 24px;
  padding: 24px 24px 20px;
  box-shadow:
    0 18px 45px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(148, 163, 184, 0.15);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(148, 163, 184, 0.18);
}

.dot-bar {
  display: flex;
  gap: 5px;
  margin-bottom: 16px;
  opacity: 0.75;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #4b5563;
}

.dot:nth-child(1) {
  background: #ef4444;
}

.dot:nth-child(2) {
  background: #f59e0b;
}

.dot:nth-child(3) {
  background: #22c55e;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
}

.title-block h1 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #e5e7eb;
}

.title-block p {
  margin: 2px 0 0;
  font-size: 0.9rem;
  color: #9ca3af;
}

.badge {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  border: 1px solid rgba(96, 165, 250, 0.6);
  color: #bfdbfe;
  background: radial-gradient(circle at top left, #1d4ed8, transparent);
  white-space: nowrap;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
  margin-bottom: 10px;
}

.card {
  border-radius: 18px;
  padding: 14px 14px 13px;
  background: linear-gradient(145deg, #020617, #0b1120);
  border: 1px solid rgba(55, 65, 81, 0.9);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.7);
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition:
    transform 0.14s ease,
    box-shadow 0.14s ease,
    border-color 0.14s ease,
    background 0.14s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow:
    0 14px 30px rgba(15, 23, 42, 0.85),
    0 0 0 1px rgba(129, 140, 248, 0.5);
  border-color: rgba(129, 140, 248, 0.7);
  background: radial-gradient(circle at top left, #111827, #020617);
}

.card-title {
  font-size: 0.95rem;
  color: #e5e7eb;
  font-weight: 600;
}

.card-desc {
  font-size: 0.8rem;
  color: #9ca3af;
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-top: 2px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.8rem;
  padding: 6px 11px;
  border-radius: 999px;
  border: 1px solid rgba(96, 165, 250, 0.9);
  background: radial-gradient(circle at top, #1d4ed8, #1e293b);
  color: #e5e7eb;
  text-decoration: none;
  cursor: pointer;
  transition:
    background 0.15s ease,
    transform 0.12s ease,
    box-shadow 0.12s ease;
  box-shadow: 0 6px 14px rgba(37, 99, 235, 0.6);
}

.btn:hover {
  background: radial-gradient(circle at top, #2563eb, #0f172a);
  transform: translateY(-1px);
  box-shadow:
    0 10px 24px rgba(37, 99, 235, 0.8),
    0 0 0 1px rgba(191, 219, 254, 0.6);
}

.footer-note {
  font-size: 0.75rem;
  color: #6b7280;
  text-align: right;
  margin-top: 2px;
}