/* Holzbergh — core tokens + reset + typography + buttons + utilities */

@font-face {
  font-family: 'EB Garamond';
  src: url('../fonts/ebgaramond.woff2') format('woff2-variations');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Geist';
  src: url('../fonts/geist.woff2') format('woff2-variations');
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #1E2125;
  --paper: #EBEDED;
  --plum: #3F2A45;
  --slate: #4B5460;
  --steel: #3E5260;
  --chalk: #F5F7F7;
  --line: #D2D5D4;
  --shade: #2C3038;

  --serif: 'EB Garamond', Georgia, serif;
  --sans: 'Geist', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --measure: 70ch;
  --bound: 1240px;
  --rad: 2px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, svg, video { display: block; max-width: 100%; height: auto; }
img { font-style: italic; color: var(--slate); }

a { color: var(--plum); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.005em;
  color: var(--ink);
}
h1 { font-size: clamp(2.1rem, 1.4rem + 2.8vw, 3.6rem); font-weight: 500; }
h2 { font-size: clamp(1.55rem, 1.2rem + 1.4vw, 2.3rem); }
h3 { font-size: clamp(1.18rem, 1rem + 0.55vw, 1.4rem); }
h4 {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--slate);
}

p { margin: 0 0 1.1em; max-width: var(--measure); }
ul, ol { margin: 0 0 1.2em; padding-left: 1.4em; }
li { margin: 0.25em 0; }
strong { font-weight: 600; }

::selection { background: var(--plum); color: var(--chalk); }

/* Wrap containers */
.frame { width: 100%; max-width: var(--bound); margin: 0 auto; padding: 0 24px; }
.frame--mid { max-width: 980px; margin: 0 auto; padding: 0 24px; }
.frame--tight { max-width: 720px; margin: 0 auto; padding: 0 24px; }

/* Bands (sections) */
.band { padding: 88px 0; }
@media (min-width: 768px) { .band { padding: 128px 0; } }
.band--snug { padding: 56px 0; }
@media (min-width: 768px) { .band--snug { padding: 80px 0; } }
.band--ink { background: var(--ink); color: var(--chalk); }
.band--ink h1, .band--ink h2, .band--ink h3 { color: var(--chalk); }
.band--ink h4 { color: rgba(245,247,247,0.6); }
.band--ink a { color: var(--chalk); }
.band--plum { background: var(--plum); color: var(--chalk); }
.band--plum h1, .band--plum h2, .band--plum h3 { color: var(--chalk); }
.band--plum h4 { color: rgba(245,247,247,0.7); }

/* Eyebrow */
.eye {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--plum);
  margin: 0 0 14px;
}
.band--ink .eye, .band--plum .eye { color: rgba(245,247,247,0.7); }

/* Lede / large intro paragraph */
.lede {
  font-family: var(--serif);
  font-size: clamp(1.18rem, 1rem + 0.55vw, 1.4rem);
  line-height: 1.45;
  color: var(--shade);
  max-width: 58ch;
  font-weight: 400;
}
.band--ink .lede, .band--plum .lede { color: rgba(245,247,247,0.88); }

/* Button (.button + variants) */
.button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.94rem;
  letter-spacing: 0.01em;
  background: var(--ink);
  color: var(--chalk);
  border: 1.5px solid var(--ink);
  border-radius: var(--rad);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.22s, color 0.22s, border-color 0.22s, transform 0.22s;
}
.button:hover { background: var(--plum); border-color: var(--plum); color: var(--chalk); transform: translateY(-1px); text-decoration: none; }
.button--line { background: transparent; color: var(--ink); }
.button--line:hover { background: var(--ink); color: var(--chalk); }
.button--chalk { background: var(--chalk); color: var(--ink); border-color: var(--chalk); }
.button--chalk:hover { background: var(--plum); border-color: var(--plum); color: var(--chalk); }

/* Skip link */
.skip-anchor {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 200;
  background: var(--ink);
  color: var(--chalk);
  padding: 10px 14px;
  border-radius: var(--rad);
  text-decoration: none;
  transition: top 0.2s;
}
.skip-anchor:focus { top: 16px; color: var(--chalk); }

:focus-visible {
  outline: 2px solid var(--plum);
  outline-offset: 3px;
  border-radius: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* Fade-in animation primitive */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
.fade-in.shown { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .fade-in { opacity: 1; transform: none; }
}