/* ═══════════════════════════════════════════
   HIGHMARK VENTURES - Design System
   Base variables, reset, and shared utilities.
   This file is the foundation for all pages.
═══════════════════════════════════════════ */

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

/* ── Design Tokens ── */
:root {
  /* Palette */
  --bg-deep: #0B0A08;
  --bg-card: #131210;
  --bg-subtle: #1A1816;
  --bg-elevated: #1F1D1A;
  --accent: #C6955E;
  --accent-light: #D9B27E;
  --accent-dim: #8B6A3E;
  --accent-faint: rgba(198, 149, 94, 0.08);
  --text-primary: #F2EDE7;
  --text-secondary: #9E9689;
  --text-muted: #5C564D;
  --border: rgba(198, 149, 94, 0.12);
  --border-hover: rgba(198, 149, 94, 0.3);
  --border-solid: #2A2621;

  /* Typography */
  --font-display: 'Cormorant', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;

  /* Spacing scale */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 8rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --nav-height: 72px;

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 0.2s;
  --duration-normal: 0.4s;
  --duration-slow: 0.8s;

  /* Grain texture */
  --grain: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
}

html, body {
  overflow-x: hidden;
  width: 100%;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.6;
}

/* Grain overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: var(--grain);
  background-size: 256px;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.5;
}

::selection {
  background: var(--accent);
  color: var(--bg-deep);
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── Utility Classes ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}
.container--narrow {
  max-width: var(--container-narrow);
}

.text-accent { color: var(--accent); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }

.font-display { font-family: var(--font-display); }

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}

.section-heading {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.2;
}
.section-heading em {
  font-style: italic;
  color: var(--accent-light);
}

/* ── Reveal Animations ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease-out),
              transform 0.9s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-line { overflow: hidden; }
.reveal-line span {
  display: inline-block;
  transform: translateY(105%);
  transition: transform 1s var(--ease-out);
}
.reveal-line.visible span {
  transform: translateY(0);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s !important; }
.delay-2 { transition-delay: 0.2s !important; }
.delay-3 { transition-delay: 0.3s !important; }
.delay-4 { transition-delay: 0.4s !important; }
.delay-5 { transition-delay: 0.5s !important; }
.delay-6 { transition-delay: 0.6s !important; }
.delay-7 { transition-delay: 0.7s !important; }

/* ── Divider ── */
.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 1rem var(--space-lg);
}
.divider-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border-hover), transparent);
}
.divider-diamond {
  width: 8px;
  height: 8px;
  border: 1px solid var(--accent-dim);
  transform: rotate(45deg);
  flex-shrink: 0;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 0.8rem 1.8rem;
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) ease;
}
.btn--primary {
  background: var(--accent);
  color: var(--bg-deep);
}
.btn--primary:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}
.btn--outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border-hover);
}
.btn--outline:hover {
  border-color: var(--accent);
  background: var(--accent-faint);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  :root { --space-lg: 1.5rem; --space-xl: 3.5rem; --space-2xl: 5rem; }
}