:root {
  --bg: #090d12;
  --bg-2: #101722;
  --panel: rgba(10, 16, 24, 0.72);
  --text: #f8f2e9;
  --muted: #b7bfca;
  --gold: #f3c76f;
  --coral: #ff7a5c;
  --line: rgba(255, 255, 255, 0.12);
  --glow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  color: var(--text);
  font-family: "IBM Plex Mono", "Courier New", monospace;
  background:
    radial-gradient(circle at top left, rgba(243, 199, 111, 0.15), transparent 28%),
    radial-gradient(circle at 85% 15%, rgba(255, 122, 92, 0.2), transparent 30%),
    linear-gradient(145deg, var(--bg) 0%, var(--bg-2) 55%, #172435 100%);
  -webkit-font-smoothing: antialiased;
}

/* ── Noise overlay ── */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at center, black 42%, transparent 100%);
}

/* ── Site Nav ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(9, 13, 18, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: "Courier Prime", "Courier New", monospace;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-brand:hover {
  color: var(--gold);
}

.nav-brand:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.nav-current {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

/* ── Page wrapper ── */
.portfolio-page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 36px 20px 60px;
}

/* ── Shared text styles ── */
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  color: var(--gold);
  margin-bottom: 14px;
}

h1 {
  font-family: "Courier Prime", "Courier New", monospace;
  font-size: clamp(3.2rem, 9vw, 6.25rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 0.9;
  margin-bottom: 1.25rem;
}

h1 span {
  color: var(--gold);
}

/* ── Hero ── */
.portfolio-hero {
  padding: 42px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--glow);
  border-radius: 30px;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  max-width: 52ch;
  line-height: 1.7;
}

/* ── Category blocks ── */
.category-block {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--glow);
  border-radius: 30px;
  padding: 34px;
  margin-bottom: 24px;
}

/* ── App grid ── */
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

/* ── Card ── */
.card {
  padding: 22px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.card:hover {
  background: rgba(243, 199, 111, 0.07);
  border-color: var(--gold);
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(243, 199, 111, 0.12);
}

.card-name {
  font-family: "Courier Prime", "Courier New", monospace;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--text);
  transition: color 0.25s;
}

.card:hover .card-name {
  color: var(--gold);
}

.card-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.75;
  flex: 1;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--coral);
  text-decoration: none;
  margin-top: 0.4rem;
  transition: color 0.2s;
}

.card-link:hover {
  color: var(--gold);
}

.card-link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ── Footer ── */
.portfolio-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 24px 28px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--glow);
  flex-wrap: wrap;
}

.footer-name {
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.88rem;
  margin-bottom: 4px;
}

.footer-copy {
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--gold);
  text-decoration: none;
  font-size: 0.88rem;
  transition: opacity 0.2s;
}

.footer-links a:hover {
  opacity: 0.7;
  text-decoration: underline;
}

.footer-links a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  .card {
    transition: none;
  }

  .card:hover {
    transform: none;
  }
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .app-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .portfolio-page {
    padding: 20px 12px 48px;
  }

  .portfolio-hero,
  .category-block {
    padding: 24px 20px;
    border-radius: 22px;
  }

  .app-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .portfolio-footer {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
  }
}