/* Basic landing page stylesheet */
:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --text: #e2e8f0;
  --accent: #38bdf8;
  --muted: #94a3b8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, rgba(56, 189, 248, 0.18), transparent 28%),
    linear-gradient(180deg, #020617 0%, #0f172a 100%);
  color: var(--text);
}

.container {
  max-width: 70vw;
  margin: 0 auto;
  padding: 72px 24px;
}

.hero {
  display: grid;
  gap: 32px;
  align-items: center;
  min-height: calc(100vh - 144px);
}

.hero h1 {
  font-size: clamp(2.75rem, 4vw, 5rem);
  margin: 0;
  line-height: 1.02;
}

.hero p {
  max-width: 50vw;
  font-size: 1.15rem;
  line-height: 1.85;
  color: var(--muted);
}

.cta-group {
  display: inline-flex;
  gap: 16px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.button-primary {
  background: var(--accent);
  color: #0f172a;
}

.button-secondary {
  color: var(--text);
  border-color: rgba(226, 232, 240, 0.16);
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 35px rgba(56, 189, 248, 0.16);
}

a {
  text-decoration: none;
  color: inherit;
}

.projects {
  display: grid;
  gap: 24px;
  margin-top: 56px;
  grid-template-columns: repeat(auto-fit, minmax(400px, 0.75fr));
}

.card {
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 24px;
  overflow: hidden;
}

.card:not(.project-card) {
  padding: 24px;
}

.project-card {
  display: grid;
  grid-template-rows: auto 1fr;
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 35px rgba(56, 189, 248, 0.16);
}

.project-image {
  width: 100%;
  display: block;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.project-details {
  padding: 24px;
  display: block;
  flex-direction: column;
}

.card h2 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.tagline {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.7;
}

.keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.keyword-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.14);
  color: var(--accent);
  font-size: 0.92rem;
  font-weight: 600;
}

footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(148, 163, 184, 0.12);
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 720px) {
  .container {
    padding: 42px 18px;
  }

  .hero {
    min-height: auto;
  }
}