/* ── SHARED SUB-PAGE STYLES ──────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0d12;
  --surface: #111620;
  --border: #1e2635;
  --accent: #00e5ff;
  --accent2: #7c3aed;
  --text: #e2e8f0;
  --muted: #64748b;
  --mono: 'Space Mono', monospace;
  --display: 'Syne', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Space Mono', monospace;
  line-height: 1.7;
  overflow-x: hidden;
}

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 5vw;
  background: rgba(10,10,10,0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.nav-back {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 0.2s;
}


.nav-back:hover { color: var(--accent); }

/* PAGE HEADER */
.page-header {
  padding: 10rem 10vw 4rem;
  max-width: 1200px;
  margin: 0 auto;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4rem;
}

.page-label {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.page-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 1rem;
}


/* CONTENT AREA */
.page-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 10vw 6rem;
}

/* SECTION DIVIDER */
.divider {
  height: 1px;
  background: var(--border);
  margin: 3rem 0;
}

footer {
  border-top: 1px solid var(--border);
  padding: 2rem 10vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  flex-wrap: wrap;
  gap: 1rem;
}


.project-detail {
      display: grid;
      grid-template-columns: 1fr 2fr;
      gap: 3rem;
      padding: 3rem 0;
      border-bottom: 1px solid var(--border);
    }
    .project-detail:last-child { border-bottom: none; }
    .project-num {
      font-size: 0.62rem;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 0.5rem;
    }
    .project-name {
      font-family: 'Syne', sans-serif;
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--white);
      margin-bottom: 1rem;
      line-height: 1.2;
    }
    .project-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1.2rem; }
    .tag {
      background: var(--surface2);
      font-size: 0.6rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--muted);
      padding: 0.3rem 0.65rem;
      border-radius: 2px;
    }
    .project-body h3 {
      font-family: 'Syne', sans-serif;
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--accent);
      margin: 1.5rem 0 0.6rem;
    }
    .project-body h3:first-child { margin-top: 0; }
    .project-body p {
      font-size: 0.83rem;
      color: #777;
      line-height: 1.9;
      margin-bottom: 0.8rem;
    }
    .highlight-row {
      display: flex;
      gap: 1rem;
      flex-wrap: wrap;
      margin: 1rem 0;
    }
    .highlight-chip {
      background: var(--surface);
      border: 1px solid var(--border);
      border-left: 2px solid var(--accent);
      padding: 0.5rem 1rem;
      font-size: 0.72rem;
      color: var(--text);
      border-radius: 2px;
    }
    @media (max-width: 768px) {
      .project-detail { grid-template-columns: 1fr; gap: 1.5rem; }
    }