@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

/* ─── CSS Custom Properties ─────────────────────────────────────── */
:root {
  /* Colors — Light */
  --bg:            #f8f8f7;
  --bg-secondary:  #f0efed;
  --surface:       #ffffff;
  --surface-muted: rgba(0,0,0,0.04);
  --border:        rgba(0,0,0,0.1);
  --border-strong: rgba(0,0,0,0.18);
  --text-primary:  #0a0a0a;
  --text-secondary:#444;
  --text-muted:    #888;
  --accent:        #0a0a0a;
  --accent-inv:    #ffffff;
  --tag-bg:        rgba(0,0,0,0.05);
  --tag-hover:     rgba(0,0,0,0.1);
  --nav-bg:        rgba(248,248,247,0.85);
  --scrollbar:     #ccc;
  --scrollbar-hover:#aaa;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Spacing */
  --nav-h: 64px;

  /* Motion */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out:   cubic-bezier(0.65, 0, 0.35, 1);
}

html.dark {
  --bg:            #080808;
  --bg-secondary:  #111;
  --surface:       #111;
  --surface-muted: rgba(255,255,255,0.04);
  --border:        rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.15);
  --text-primary:  #f0f0ee;
  --text-secondary:#aaa;
  --text-muted:    #555;
  --accent:        #f0f0ee;
  --accent-inv:    #080808;
  --tag-bg:        rgba(255,255,255,0.05);
  --tag-hover:     rgba(255,255,255,0.1);
  --nav-bg:        rgba(8,8,8,0.85);
  --scrollbar:     #2a2a2a;
  --scrollbar-hover:#444;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text-primary);
  overflow-x: hidden;
  cursor: none;
  transition: background-color 0.35s ease, color 0.35s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@media (max-width: 768px) {
  body { cursor: auto; }
}

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

ul { list-style: none; }

img { display: block; max-width: 100%; }

/* ─── Selection ──────────────────────────────────────────────────── */
::selection {
  background: var(--text-primary);
  color: var(--bg);
}

/* ─── Scrollbar ──────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--scrollbar);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-hover); }

/* ─── Typography helpers ─────────────────────────────────────────── */
.font-mono {
  font-family: var(--font-mono);
  letter-spacing: -0.01em;
}

.text-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ─── Visibility helpers for GSAP initial states ─────────────────── */
.gsap-hidden {
  opacity: 0;
  visibility: hidden;
}