/* ── Reset & Variables ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:      #0a0a0a;
  --bg2:     #111111;
  --bg3:     #181818;
  --border:  #222222;
  --accent:  #e8ff47;
  --text:    #f0f0f0;
  --muted:   #666666;
  --mono:    'Space Mono', monospace;
  --sans:    'Syne', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

/* ── Noise Overlay ── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none; z-index: 1; opacity: 0.4;
}

/* ── Custom Cursor ── */
.cursor {
  position: fixed; width: 8px; height: 8px;
  background: var(--accent); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
}
.cursor-ring {
  position: fixed; width: 32px; height: 32px;
  border: 1px solid rgba(232,255,71,0.4); border-radius: 50%;
  pointer-events: none; z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.18s ease, height 0.18s ease, border-color 0.18s ease;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.4rem 4rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
nav.scrolled {
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(12px);
  border-color: var(--border);
}
.nav-logo {
  font-family: var(--mono); font-size: 0.85rem;
  color: var(--accent); letter-spacing: 0.05em;
  text-decoration: none;
}
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
  font-family: var(--mono); font-size: 0.85rem;
  color: var(--muted); text-decoration: none; letter-spacing: 0.1em;
  text-transform: uppercase; transition: color 0.2s;
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: var(--accent);
  transition: width 0.3s ease;
}
.nav-links a:hover,
.nav-links a.active { color: var(--accent); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* Hamburger */
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  cursor: none; background: none; border: none; padding: 4px;
}
.nav-toggle span {
  display: block; width: 22px; height: 1px; background: var(--text);
  transition: all 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

/* ── FOOTER ── */
footer {
  padding: 2rem 4rem;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
}
.footer-copy { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); }
.footer-copy span { color: var(--accent); }
.footer-back {
  font-family: var(--mono); font-size: 0.8rem; color: var(--muted);
  text-decoration: none; letter-spacing: 0.1em; text-transform: uppercase;
  transition: color 0.2s;
}
.footer-back:hover { color: var(--accent); }

/* ── Shared Layout ── */
.page-wrapper { padding-top: 80px; }
.section-inner { padding: 5rem 4rem; }
.section-label {
  font-family: var(--mono); font-size: 0.8rem;
  color: var(--accent); letter-spacing: 0.25em; text-transform: uppercase;
  margin-bottom: 1rem; display: flex; align-items: center; gap: 0.75rem;
}
.section-label::before { content: attr(data-num); color: var(--muted); font-size: 0.85rem; }
.section-title {
  font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 800;
  line-height: 1.05; letter-spacing: -0.02em; margin-bottom: 3rem;
}
.divider { width: 100%; height: 1px; background: var(--border); }

/* ── Buttons ── */
.btn {
  font-family: var(--mono); font-size: 0.85rem; letter-spacing: 0.1em;
  text-transform: uppercase; text-decoration: none; padding: 0.9rem 2rem;
  border: 1px solid; cursor: none; transition: all 0.25s ease;
  display: inline-block;
}
.btn-primary { background: var(--accent); color: #0a0a0a; border-color: var(--accent); }
.btn-primary:hover { background: transparent; color: var(--accent); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ── Animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Page Hero Banner (for inner pages) ── */
.page-hero {
  padding: 5rem 4rem 3rem;
  border-bottom: 1px solid var(--border);
}
.page-hero-tag {
  font-family: var(--mono); font-size: 0.8rem;
  color: var(--accent); letter-spacing: 0.2em; text-transform: uppercase;
  margin-bottom: 1rem; display: flex; align-items: center; gap: 0.75rem;
}
.page-hero-tag::before { content: ''; width: 24px; height: 1px; background: var(--accent); display: block; }
.page-hero h1 {
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 800; line-height: 0.95; letter-spacing: -0.03em;
}
.page-hero h1 span { color: var(--accent); }

/* ── Mobile ── */
@media (max-width: 768px) {
  nav { padding: 1.2rem 1.5rem; }
  .nav-links {
    display: none; position: fixed; top: 60px; left: 0; right: 0;
    background: rgba(10,10,10,0.97); backdrop-filter: blur(12px);
    flex-direction: column; gap: 0; border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 1rem 1.5rem; border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
  }
  .nav-toggle { display: flex; }
  .section-inner, .page-hero { padding-left: 1.5rem; padding-right: 1.5rem; }
  footer { flex-direction: column; gap: 0.75rem; text-align: center; padding: 1.5rem; }
}