/* Basic responsive website styles */
:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --radius: 16px;
  --shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
}

:root {
  --bg: #0C0C0C;
  --surface: #0C0C0C;
  --text: #f8fafc;
  --muted: #94a3b8;
  --primary: #60a5fa;
  --primary-dark: #3b82f6;
  --radius: 16px;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}

.site-header {
  display: none;
}

.hero {
  min-height: 35vh;
  width: 100%;
  background-image: url('aarnisuo.png');
  background-position: center center;
  background-size: contain;
  background-repeat: no-repeat;
  background-color: #0C0C0C;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.2);
}

.hero,
.hero::before {
  position: relative;
}

.section,
.site-footer,
.grid,
.card,
.button,
.site-nav,
.logo {
  display: none;
}

.section-alt {
  background: transparent;
}

.section-alt {
  background: #ffffff;
}

.section h2 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 3vw, 2.75rem);
}

.section p {
  max-width: 42rem;
  margin: 0 0 2rem;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  padding: 2rem;
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.card h3 {
  margin-top: 0;
}

.site-footer {
  padding: 2rem 0;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 640px) {
  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding-top: 4rem;
  }
}