:root {
  --ink: #111113;
  --ink-soft: #5b5b61;
  --ink-faint: #9a9aa1;
  --line: #e8e8ea;
  --accent: #1f6feb;
  --bg: #ffffff;
  --measure: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---------- Masthead ---------- */

.masthead {
  text-align: center;
  max-width: var(--measure);
  margin: 0 auto;
  padding: 40px 48px 32px;
  border-bottom: 1px solid var(--line);
}

.masthead__name {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* ---------- Layout ---------- */

.layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) 1.1fr 1fr;
  gap: 64px;
  max-width: var(--measure);
  margin: 0 auto;
  padding: 64px 48px 96px;
}

.panel {
  min-width: 0;
}

.panel__label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  margin-bottom: 20px;
}

/* ---------- Portrait ---------- */

.portrait {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
}

/* ---------- About ---------- */

.panel--about p {
  color: var(--ink-soft);
  margin-bottom: 18px;
}

.panel--about p:last-child {
  margin-bottom: 0;
}

/* ---------- Index (projects + writings) ---------- */

.index-group + .index-group {
  margin-top: 44px;
}

.index-list {
  list-style: none;
}

.index-item + .index-item {
  margin-top: 22px;
}

.index-item__link {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.index-item__link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.index-item__note {
  margin-top: 4px;
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.5;
}

/* ---------- Mobile ---------- */

@media (max-width: 900px) {
  .masthead {
    padding: 28px 24px 22px;
  }

  .layout {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 40px 24px 72px;
  }

  .panel--portrait {
    max-width: 340px;
  }
}