:root {
  --bg: #0b1020;

  --glass: rgba(255, 255, 255, 0.08);
  --glass-strong: rgba(255, 255, 255, 0.12);

  --border: rgba(255, 255, 255, 0.18);

  --purple: #7c3aed;
  --blue: #3b82f6;
  --red: #ef4444;

  --text: #eef2ff;
  --muted: #b6c2d9;

  --radius: 12px;
  --shadow: 0 10px 25px rgba(0, 0, 0, 0.45);
}

/* Base */
body {
  margin: 0;
  font-family: Segoe UI, Tahoma, Arial, sans-serif;
  background: radial-gradient(circle at top, #1b2550, var(--bg));
  color: var(--text);
}

/* Header (Aero glow feel) */
header {
  padding: 80px 20px 40px;
  text-align: center;
}

h1 {
  margin: 0;
  font-size: 3.2rem;
  color: var(--text);
  text-shadow: 0 1px 0 rgba(0,0,0,0.6), 0 0 12px rgba(124, 58, 237, 0.4);
}

.subtitle {
  margin-top: 10px;
  color: var(--muted);
}

/* Badges */
.badges {
  margin-top: 15px;
}

.badge {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;

  font-size: 12px;
  margin: 4px;

  background: linear-gradient(
    to bottom,
    rgba(255,255,255,0.18),
    rgba(255,255,255,0.06)
  );

  border: 1px solid var(--border);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.25);
}

.purple { color: var(--purple); }
.blue { color: var(--blue); }
.red { color: var(--red); }

/* Layout */
.container {
  max-width: 1000px;
  margin: auto;
  padding: 20px;
}

/* Glass panels (Win7 Aero style) */
.section {
  background: linear-gradient(
    to bottom,
    rgba(255,255,255,0.10),
    rgba(255,255,255,0.04)
  );

  border: 1px solid var(--border);
  border-radius: var(--radius);

  padding: 20px;
  margin-bottom: 18px;

  box-shadow: var(--shadow);
}

.section:hover {
  background: linear-gradient(
    to bottom,
    rgba(255,255,255,0.14),
    rgba(255,255,255,0.06)
  );
}

h2 {
  margin-top: 0;
  color: var(--text);
}

/* Buttons (Aero style) */
a.button {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 14px;

  border-radius: 8px;

  color: white;
  text-decoration: none;
  font-weight: 500;

  background: linear-gradient(
    to bottom,
    #8b5cf6,
    #6d28d9
  );

  border: 1px solid rgba(255,255,255,0.25);

  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.3),
    0 6px 14px rgba(0,0,0,0.35);
}

a.button:hover {
  filter: brightness(1.1);
}

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

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

/* Cards */
.card {
  background: linear-gradient(
    to bottom,
    rgba(255,255,255,0.08),
    rgba(255,255,255,0.03)
  );

  border: 1px solid var(--border);
  border-radius: 10px;

  padding: 15px;

  box-shadow: inset 0 1px 0 rgba(255,255,255,0.15);
}

.card:hover {
  background: linear-gradient(
    to bottom,
    rgba(255,255,255,0.12),
    rgba(255,255,255,0.05)
  );
}

/* Footer */
footer {
  text-align: center;
  padding: 30px;
  color: var(--muted);
  font-size: 0.9rem;
}