@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #0a0a0a;
  --surface: #111111;
  --border: #222222;
  --text: #f0f0f0;
  --muted: #888888;
  --accent: #3b82f6;
  --mono: #a8d8a8;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* Nav */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 40px;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  gap: 28px;
  font-size: 13px;
  color: var(--muted);
}

.nav-links a:hover { color: var(--text); }

/* Layout */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 40px;
}

section { padding: 80px 0; }
section + section { border-top: 1px solid var(--border); }

/* Hero */
.hero {
  padding: 100px 0 80px;
}

.hero-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 17px;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn:hover { opacity: 0.85; }

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-ghost:hover { border-color: var(--muted); }

/* Section headings */
.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

/* Capabilities grid */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.cap-cell {
  background: var(--surface);
  padding: 24px;
}

.cap-icon {
  font-size: 20px;
  margin-bottom: 10px;
}

.cap-title {
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
}

.cap-desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

/* Work items */
.work-item {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 16px;
}

.work-item:last-child { margin-bottom: 0; }

.work-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}

.work-title {
  font-size: 15px;
  font-weight: 500;
}

.work-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  padding: 3px 8px;
  background: rgba(59, 130, 246, 0.1);
  color: var(--accent);
  border-radius: 3px;
  white-space: nowrap;
  flex-shrink: 0;
}

.work-sub {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 12px;
}

.work-desc {
  font-size: 13px;
  color: #ccc;
  line-height: 1.65;
  margin-bottom: 16px;
}

.work-links {
  display: flex;
  gap: 14px;
  font-size: 12px;
  color: var(--accent);
}

.work-links a:hover { text-decoration: underline; }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.about-row {
  margin-bottom: 14px;
}

.about-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 4px;
}

.about-val {
  font-size: 13px;
  color: var(--text);
}

/* Footer */
footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a:hover { color: var(--text); }

/* Case study page */
.cs-hero {
  padding: 80px 0 48px;
  border-bottom: 1px solid var(--border);
}

.cs-hero h1 {
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.cs-hero .byline {
  font-size: 13px;
  color: var(--muted);
}

.cs-body {
  padding: 60px 0;
  max-width: 680px;
}

.cs-body h2 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 44px 0 14px;
}

.cs-body h2:first-child { margin-top: 0; }

.cs-body p {
  font-size: 15px;
  line-height: 1.75;
  color: #ccc;
  margin-bottom: 16px;
}

.cs-body ul, .cs-body ol {
  padding-left: 20px;
  margin-bottom: 16px;
}

.cs-body li {
  font-size: 15px;
  line-height: 1.75;
  color: #ccc;
  margin-bottom: 6px;
}

.stat-row {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin: 28px 0;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
}

.stat-lbl {
  font-size: 11px;
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.callout {
  border-left: 3px solid var(--accent);
  padding: 14px 18px;
  margin: 24px 0;
  background: rgba(59, 130, 246, 0.05);
  border-radius: 0 6px 6px 0;
}

.callout p {
  margin: 0;
  font-size: 14px;
}

/* Back link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
  padding: 18px 0;
}

.back-link:hover { color: var(--text); }

/* Responsive */
@media (max-width: 700px) {
  nav { padding: 16px 20px; }
  .container { padding: 0 20px; }
  .cap-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 0; }
  .hero { padding: 60px 0 48px; }
  section { padding: 60px 0; }
}