/* ============================================================
   AETERNUM LABS — BASE CSS
   Custom properties, reset, typography
   ============================================================ */

:root {
  --navy:       #0D1F38;
  --cream:      #FAFAF7;
  --cream-warm: #F3F0E8;
  --gold:       #C9A96E;
  --blue-gray:  #6b7c8d;
  --white:      #ffffff;

  --bg-primary:   var(--cream);
  --bg-secondary: var(--cream-warm);
  --bg-dark:      var(--navy);
  --text-primary: var(--navy);
  --text-body:    var(--blue-gray);
  --accent:       var(--gold);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;

  --thin:     300;
  --regular:  400;
  --medium:   500;
  --semibold: 600;

  --space-xs:  8px;
  --space-sm:  16px;
  --space-md:  32px;
  --space-lg:  64px;
  --space-xl:  120px;

  --container:        1280px;
  --container-narrow: 960px;

  --fast:   150ms ease;
  --base:   300ms ease;
  --slow:   600ms ease;

  --z-cursor: 9999;
  --z-nav:    100;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: var(--regular);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-body);
  background-color: var(--bg-primary);
  cursor: none;
}

@media (pointer: coarse) { body { cursor: auto; } }

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--thin);
  line-height: 1.1;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(56px, 7vw, 96px); }
h2 { font-size: clamp(40px, 5vw, 72px); }
h3 { font-size: clamp(28px, 3vw, 48px); }
h4 { font-size: clamp(22px, 2.5vw, 32px); }

p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-body);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: var(--semibold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 40px;
}

.container--narrow { max-width: var(--container-narrow); }

@media (max-width: 768px) { .container { padding-inline: 24px; } }

/* ---- Scroll reveal ---- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal][data-delay="1"] { transition-delay: 0.12s; }
[data-reveal][data-delay="2"] { transition-delay: 0.24s; }
[data-reveal][data-delay="3"] { transition-delay: 0.36s; }
[data-reveal][data-delay="4"] { transition-delay: 0.48s; }
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}