:root {
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --accent: #0B5CFF;
  --border: #e5e7eb;
  --ring: #0B5CFF;
  --btn: #0B5CFF;
  --btnHover: #004ECC;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 system-ui, -apple-system, Segoe UI, Roboto, Inter, "Helvetica Neue", Arial, sans-serif;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 24px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0B5CFF, #65d8ff);
  border: 1px solid var(--border);
  box-shadow: 0 10px 28px rgba(11, 92, 255, 0.25);
}

.title {
  font-weight: 700;
  letter-spacing: 0.2px;
}

.chip {
  display: inline-block;
  background: rgba(11, 92, 255, 0.1);
  color: var(--accent);
  border: 1px solid rgba(11, 92, 255, 0.25);
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.8rem;
  margin-left: 8px;
}

nav {
  display: flex;
  gap: 10px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
  border-color: rgba(11, 92, 255, 0.25);
}

.card h2 {
  margin: 0 0 6px 0;
  font-size: 1.05rem;
}

.card p {
  margin: 0 0 14px 0;
  color: var(--muted);
}

.btn,
button.btn,
a.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-weight: 600;
  background: var(--btn) !important;
  color: #ffffff !important;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--btn) !important;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease, box-shadow 0.15s ease;
  box-shadow: 0 8px 20px rgba(11, 92, 255, 0.22);
}

.btn:hover,
button.btn:hover,
a.btn:hover {
  background: var(--btnHover) !important;
  border-color: var(--btnHover) !important;
}

.btn:active,
button.btn:active,
a.btn:active {
  transform: translateY(1px);
}

footer {
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.9rem;
}

.inline {
  display: inline;
}