/* ==========================================================================
   typography.css — type rules only. Sizing uses clamp() for fluid scale.
   ========================================================================== */

html {
  font-family: var(--font-ui);
  font-size: 16px;
  color: var(--text-hi);
  background: var(--bg-0);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: -0.005em;
}

/* Display */
.t-display {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(48px, 9vw, 128px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  color: var(--text-hi);
}

.t-display em {
  font-style: italic;
  color: var(--accent);
}

/* Headings */
.t-h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.t-h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(28px, 3.5vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.015em;
}

.t-h3 {
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

/* Body & UI */
.t-body {
  font-family: var(--font-ui);
  font-size: 17px;
  line-height: 1.55;
  color: var(--text-hi);
}

.t-sub {
  font-family: var(--font-ui);
  font-size: 18px;
  line-height: 1.55;
  color: var(--text-lo);
  max-width: 60ch;
}

.t-small {
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-lo);
}

/* Mono utilities */
.t-mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-lo);
}

.t-mono--inline {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-lo);
}

/* Eyebrow */
.t-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-lo);
}

.t-eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}

/* Links — every <a> gets visible focus + hover */
a {
  color: var(--text-hi);
  text-decoration: none;
  position: relative;
  transition: color var(--t-out) var(--ease-out);
}

a:hover {
  color: var(--accent);
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 4px;
}

a .arrow {
  display: inline-block;
  transition: transform var(--t-out) var(--ease-out);
}

a:hover .arrow {
  transform: translateX(3px);
}

/* Section spacing */
section {
  padding-block: clamp(64px, 10vw, 128px);
}