/* Base — reset + primitives (v2). */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  overflow-x: clip;
  scroll-padding-top: var(--anchor-offset, 88px);
}

/* Anchor targets — leave room under the sticky header when jumping to them */
section[id], main[id] { scroll-margin-top: 0; }

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }

button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
a { color: var(--ink); text-decoration: none; transition: color var(--dur-fast) var(--ease-out); }
a:hover { color: var(--coral); }
input, textarea, select { font: inherit; color: inherit; }

:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--ink); color: var(--cream); }

/* Typography primitives ------------------------------------------------- */
.serif {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  overflow-wrap: break-word;
  text-wrap: balance;
}
.serif em, .serif i { font-style: italic; color: var(--coral); }

.mono-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--muted-3);
  font-weight: 400;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.on-ink .mono-eyebrow { color: var(--muted-dark); }

/* Layout primitives ----------------------------------------------------- */
.container {
  width: min(var(--container), 100% - var(--gutter) * 2);
  margin-inline: auto;
}
.container-wide {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  box-sizing: border-box;
}

section {
  position: relative;
}
.section-pad {
  padding-block: clamp(72px, 9vw, 128px);
}
.section-pad-tight {
  padding-block: clamp(48px, 6vw, 80px);
}

.on-ink {
  background: var(--ink);
  color: var(--cream);
}
.on-ink a { color: var(--cream); }
.on-ink a:hover { color: var(--accent-light); }

/* Buttons --------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 14px 24px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--cream);
  border: 1px solid var(--ink);
  font-weight: 500;
  font-size: 15px;
  transition: background var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
}
.btn:hover { background: var(--brand-yellow); color: var(--ink); border-color: var(--coral); }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--ink);
  color: var(--cream);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}
.btn-ghost:hover { border-color: var(--ink); background: transparent; color: var(--ink); }
.on-ink .btn-ghost { color: var(--cream); border-color: rgba(250, 247, 239, 0.24); }
.on-ink .btn-ghost:hover { border-color: var(--cream); color: var(--cream); }

.btn-coral {
  background: var(--brand-yellow);
  color: var(--ink);
  border-color: var(--coral);
}
.btn-coral:hover { background: #E5C900; border-color: var(--coral-deep); color: var(--cream); }

.btn-sm { padding: 11px 20px; font-size: 14px; }
.btn-lg { padding: 15px 26px; font-size: 15px; }

.arrow { display: inline-block; transition: transform var(--dur) var(--ease-out); }
.btn:hover .arrow { transform: translateX(3px); }

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

.stack { display: flex; flex-direction: column; gap: var(--gap, 16px); }
.stack > *:first-child { margin-top: 0; }
.stack > *:last-child { margin-bottom: 0; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* Yellow action surfaces use dark labels in every state. */
.btn-primary { background: var(--brand-yellow); color: var(--ink); border-color: var(--brand-yellow); }
.btn-primary:hover, .btn-coral:hover { background: #E5C900; color: var(--ink); border-color: #E5C900; }

.on-ink .btn-primary, .on-ink .btn-primary:hover, .on-ink .btn-coral, .on-ink .btn-coral:hover { color: var(--ink); }