/* Site styles shared by every page. Values follow the Claude Design source
   (Home.dc.html), moved from inline styles into classes. */

:root {
  --text-70: color-mix(in srgb, var(--color-text) 70%, transparent);
  --text-75: color-mix(in srgb, var(--color-text) 75%, transparent);
  --text-80: color-mix(in srgb, var(--color-text) 80%, transparent);
  --text-82: color-mix(in srgb, var(--color-text) 82%, transparent);
  --font-serif: "Source Serif 4", "Noto Serif SC", serif;
}

[hidden] { display: none !important; }

body { margin: 0; background: var(--color-bg); font-family: var(--font-serif); text-wrap: pretty; }
h1, h2, h3 { font-family: var(--font-serif); }
a { color: var(--color-accent-700); text-decoration: none; }
a:hover { color: var(--color-accent-600); text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.btn { transition: transform .2s cubic-bezier(.2,.7,.3,1), box-shadow .2s, background-color .2s; }
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); text-decoration: none; }
.btn:active { transform: translateY(0); box-shadow: var(--shadow-sm); }
@media (prefers-reduced-motion: reduce) {
  .btn { transition: none; }
  .btn:hover { transform: none; }
}

.page { max-width: 1200px; margin: 0 auto; padding: 0 clamp(20px, 5vw, 64px); color: var(--color-text); }

/* — masthead — */
.masthead { padding-top: 28px; }
.masthead-rule-double { height: 5px; border-top: 2px solid var(--color-text); border-bottom: 1px solid var(--color-text); }
.masthead-rule { border-top: 1px solid var(--color-text); }
.masthead-bar {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap;
  gap: 10px 28px; padding: 12px 0; font-size: 13px; letter-spacing: .06em;
}
.masthead-meta { white-space: nowrap; color: var(--text-70); }
.site-nav { display: flex; flex-wrap: wrap; gap: 6px 22px; }
.site-nav a { color: var(--color-text); }
.site-nav a[aria-current="page"] { color: var(--color-accent-700); font-weight: 600; }

/* — shared type — */
.kicker { display: block; font-size: 12px; letter-spacing: .12em; color: var(--text-70); }
.kicker-accent { color: var(--color-accent-700); font-weight: 600; }
.kicker-accent-2 { color: var(--color-accent-2-700); font-weight: 600; }
.more-link { font-size: 15px; font-weight: 600; }
.section { padding: 24px 0 72px; }
.section-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.section-title { margin: 0; font-size: 30px; font-weight: 700; }

/* — hero — */
.hero { padding: 56px 0 8px; }
.hero-name { margin: 0; font-size: clamp(44px, 7vw, 92px); line-height: 1.04; letter-spacing: -0.02em; font-weight: 700; }
.hero-name-latin { font-weight: 400; font-style: italic; }
.hero-tagline { margin: 20px 0 0; font-size: clamp(17px, 1.6vw, 21px); font-style: italic; color: var(--text-75); }

/* — lead story + sidebar — */
.front { display: flex; flex-wrap: wrap; gap: 48px clamp(32px, 5vw, 80px); padding: 48px 0 72px; align-items: flex-start; }
.lead {
  flex: 2 1 560px; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: 32px; align-items: start; min-width: 0;
}
.lead-title { margin: 14px 0 0; font-size: clamp(24px, 2.4vw, 32px); line-height: 1.25; font-weight: 700; }
.lead-body { margin: 18px 0 0; font-size: 16px; line-height: 1.8; color: var(--text-82); }
.lead .more-link { display: inline-block; margin-top: 16px; }
.portrait { aspect-ratio: 2 / 3; }

.sidebar { flex: 1 1 280px; display: flex; flex-direction: column; gap: 44px; min-width: 0; }
.venture-title { margin: 10px 0 0; font-size: 26px; line-height: 1.2; font-weight: 700; }
.venture-body { margin: 12px 0 0; font-size: 15.5px; line-height: 1.75; color: var(--text-82); }
.venture .btn { margin-top: 16px; white-space: nowrap; }

/* — image frames (replace the design tool's <image-slot>) — */
.frame { width: 100%; height: 100%; object-fit: cover; display: block; background: var(--color-surface); }

/* — latest articles — */
.article-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 420px));
  gap: 40px 48px; align-items: start; margin-top: 28px;
}
.article-card { display: flex; flex-direction: column; color: var(--color-text); }
.article-card:hover { color: var(--color-accent-700); text-decoration: none; }
.article-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; object-position: top; }
.article-meta { margin-top: 14px; font-size: 12px; letter-spacing: .1em; font-weight: 600; }
.article-meta-accent { color: var(--color-accent-700); }
.article-meta-accent-2 { color: var(--color-accent-2-700); }
.article-title { margin-top: 8px; font-size: 19px; line-height: 1.35; font-weight: 700; }
.article-excerpt { margin-top: 8px; font-size: 14.5px; line-height: 1.7; color: var(--text-75); }

/* — past cases — */
.case-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr)); gap: 32px 28px; margin-top: 28px; }
.case { display: flex; flex-direction: column; }
.case-photo { aspect-ratio: 4 / 3; }
.case-year { margin-top: 12px; font-size: 12px; letter-spacing: .1em; color: var(--text-70); }
.case-title { margin-top: 6px; font-size: 16px; line-height: 1.4; font-weight: 700; }

/* — contact + footer — */
.contact { padding: 40px 0 64px; display: flex; justify-content: space-between; align-items: flex-end; gap: 28px; flex-wrap: wrap; }
.contact-text { max-width: 60ch; }
.contact-title { margin: 0; font-size: clamp(26px, 3vw, 36px); font-weight: 700; line-height: 1.2; }
.contact-body { margin: 14px 0 0; font-size: 16px; line-height: 1.75; color: var(--text-80); }
.contact .btn-primary { color: #fff; font-size: 15px; padding: 12px 22px; }

.site-footer {
  padding: 20px 0 40px; display: flex; justify-content: space-between; flex-wrap: wrap;
  gap: 10px; font-size: 13px; color: var(--text-70);
}
.site-footer-links { display: flex; gap: 18px; }
.site-footer-legal { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.site-footer-legal a { color: inherit; }


/* — two-column inner layout (About, Articles) — */
.split { display: flex; flex-wrap: wrap; gap: 48px clamp(32px, 5vw, 80px); padding: 56px 0 64px; align-items: flex-start; }
.split-aside { flex: 1 1 260px; max-width: 340px; position: sticky; top: 24px; }
.split-main { flex: 2 1 460px; min-width: 0; }
@media (max-width: 640px) { .split-aside { position: static; max-width: none; } }

.tag {
  display: inline-flex; align-items: center; font-size: 11px; letter-spacing: 0.02em;
  padding: 3px 10px; border-radius: calc(var(--radius-md) * 0.75);
  background: var(--color-neutral-100); color: var(--color-neutral-800);
}
.btn-icon { width: 36px; height: 36px; padding: 0; }