/* Base styles for Imisi Intelligence AB and Atlas static sites */
:root {
  --bg: #0b1120;
  --panel: #111827;
  --border: #1f2937;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #6366f1;
  --accent-2: #22d3ee;
  --max-width: 1080px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

header {
  background: radial-gradient(circle at 20% 20%, rgba(99,102,241,0.08), transparent 40%),
              radial-gradient(circle at 80% 0%, rgba(34,211,238,0.08), transparent 35%),
              var(--panel);
  border-bottom: 1px solid var(--border);
}

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.25rem; }

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--text);
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  font-size: 0.95rem;
}

.logo img {
  display: block;
  height: 38px;
  width: auto;
}

.nav a { color: var(--text); margin-left: 1rem; font-size: 0.95rem; }

.hero {
  padding: 3.5rem 0 2.5rem;
}

h1 { font-size: clamp(2.2rem, 3vw + 1rem, 3.4rem); margin: 0 0 0.75rem; }

.subtitle {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 48rem;
}

.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }

.btn {
  padding: 0.65rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font-weight: 600;
}

.btn.primary { background: var(--accent); border-color: transparent; color: white; }
.btn:hover { border-color: var(--accent); }

.grid {
  display: grid;
  gap: 1rem;
}

.cards-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.cards-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.1rem 1.2rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

.card h3 { margin: 0 0 0.35rem; font-size: 1.05rem; }

.section { padding: 2.5rem 0; border-top: 1px solid var(--border); }

.section h2 { margin-top: 0; font-size: 1.6rem; }

.list { padding-left: 1.1rem; color: var(--muted); }

.tagline { text-transform: uppercase; letter-spacing: 0.3em; font-size: 0.75rem; color: var(--muted); }

footer { border-top: 1px solid var(--border); padding: 1.5rem 0; color: var(--muted); font-size: 0.95rem; }

@media (max-width: 640px) {
  .nav { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
  .btn-row { width: 100%; }
  .btn { width: 100%; text-align: center; }
}