/* ssona — layout & components */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin: 0;
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 0.5rem + 4vw, 3rem);
}

.eyebrow {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-muted);
  font-family: var(--font-body);
}

/* ---- Skip link ---- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-ink);
  color: var(--color-surface);
  padding: var(--space-2xs) var(--space-sm);
  z-index: 10;
}
.skip-link:focus {
  left: var(--space-sm);
  top: var(--space-sm);
}

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: saturate(1.4) blur(8px);
  background: color-mix(in oklab, var(--color-surface) 82%, transparent);
  border-bottom: 1px solid var(--color-hairline);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.25rem;
}
.wordmark {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  letter-spacing: 0.06em;
}
.site-nav ul {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav a {
  position: relative;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  padding-block: 0.25rem;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-normal) var(--ease-out-expo);
}
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-ink);
}
.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

/* ---- Hero ---- */
.hero {
  padding-block: clamp(4rem, 2rem + 10vw, 9rem) var(--space-section);
  border-bottom: 1px solid var(--color-hairline);
}
.hero__index {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  color: var(--color-muted);
  margin-bottom: var(--space-md);
}
.hero__title {
  font-size: var(--text-display);
  max-width: 14ch;
}
.hero__title .accent {
  color: var(--color-accent);
  font-style: italic;
}
.hero__lede {
  margin-top: var(--space-md);
  max-width: 46ch;
  font-size: var(--text-lg);
  line-height: var(--leading-snug);
  color: var(--color-ink-soft);
}
.hero__meta {
  margin-top: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-hairline);
}
.hero__meta div {
  min-width: 12ch;
}
.hero__meta dt {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-muted);
}
.hero__meta dd {
  margin: 0.35rem 0 0;
  font-size: var(--text-sm);
  color: var(--color-ink);
}

/* ---- Section scaffold ---- */
.section {
  padding-block: var(--space-section);
  border-bottom: 1px solid var(--color-hairline);
}
.section__head {
  display: grid;
  gap: var(--space-2xs);
  margin-bottom: var(--space-lg);
}
.section__head h2 {
  font-size: var(--text-xl);
  max-width: 20ch;
}

/* ---- Services: editorial grid ---- */
.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
  gap: 1px;
  background: var(--color-hairline);
  border: 1px solid var(--color-hairline);
}
.service {
  background: var(--color-surface-raised);
  padding: var(--space-md);
  display: grid;
  gap: var(--space-xs);
  transition: background var(--duration-fast) ease;
}
.service:hover {
  background: color-mix(in oklab, var(--color-surface-raised) 90%, var(--color-accent) 10%);
}
.service h3 {
  font-size: var(--text-lg);
}
.service p {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

/* ---- Prose (policy pages) ---- */
.prose {
  max-width: var(--measure);
}
.prose h2 {
  font-size: var(--text-lg);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}
.prose h2:first-of-type {
  margin-top: 0;
}
.prose p,
.prose li {
  color: var(--color-ink-soft);
  font-size: var(--text-base);
}
.prose ul {
  padding-left: 1.25rem;
  display: grid;
  gap: 0.5rem;
}
.prose a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---- Contact ---- */
.contact__email {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-accent);
  display: inline-block;
  margin-top: var(--space-sm);
}
.contact__email:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}

/* ---- Footer ---- */
.site-footer {
  padding-block: var(--space-lg);
}
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: space-between;
  align-items: baseline;
}
.site-footer small {
  color: var(--color-muted);
  font-size: var(--text-xs);
  line-height: var(--leading-normal);
}
.site-footer nav {
  display: flex;
  gap: var(--space-md);
}
.site-footer nav a {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}
.site-footer nav a:hover {
  color: var(--color-ink);
}

/* ---- Focus visibility ---- */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---- Reveal-on-load motion (compositor-friendly) ---- */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(1.25rem);
    animation: reveal var(--duration-normal) var(--ease-out-expo) forwards;
  }
  .reveal[data-delay="1"] { animation-delay: 80ms; }
  .reveal[data-delay="2"] { animation-delay: 160ms; }
  .reveal[data-delay="3"] { animation-delay: 240ms; }
}
@keyframes reveal {
  to {
    opacity: 1;
    transform: none;
  }
}