@import url("https://fonts.googleapis.com/css2?family=Sorts+Mill+Goudy:ital@0;1&display=swap");

:root {
  --background: #f1f0ec;
  --text: #1d1f23;
  --accent: #3a3d42;
  --muted: #8b9095;
  --line: #c9cdd1;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--background);
  color: var(--text);
  font-family: "Sorts Mill Goudy", Georgia, "Times New Roman", serif;
  font-size: 15px;
  font-weight: 400;
  line-height: 1.6;
}

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

/* ── Topbar ── */

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: calc(40px + 23vh) max(24px, calc((100vw - 620px) / 2)) 12px;
  background: var(--background);
  z-index: 10;
}

.nav {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.nav-sep {
  font-size: 20px;
  color: var(--muted);
  user-select: none;
}

/* shared style for name + nav items */
.nav-item {
  position: relative;
  font-size: 20px;
  color: var(--muted);
  transition: color 0.15s;
  padding-bottom: 4px;
}

.nav-item.active {
  color: var(--text);
}

.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--text);
}

.nav-item:hover {
  color: var(--text);
}

/* ── Page / Content ── */

.page {
  width: min(100% - 48px, 620px);
  margin:7vh auto 0;
  padding: 0 0 80px;
}

/* ── Sections ── */

.section {
  text-align: left;
}

.section p {
  margin: 0 0 18px;
}

.section p:first-child {
  color: var(--text);
}

/* ── Article list (writing) ── */

.article-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-item {
  border-top: 1px solid var(--line);
  padding: 0;
}

.article-item:first-child {
  border-top: none;
}

.article-rule {
  border: none;
  border-top: 1px solid var(--muted);
  margin: 0;
}

.article-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
}

.article-title {
  color: var(--text);
  font-size: 16px;
}

.article-title:hover {
  opacity: 0.65;
}

.article-date {
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
  margin-left: 16px;
}

.lab-link {
  text-decoration: underline;
  text-underline-offset: 0.12em;
  text-decoration-thickness: 1px;
}

.lab-link:hover,
.lab-link:focus-visible {
  opacity: 0.75;
}

.connect-intro {
  margin-top: 18px;
}

.email-link {
  display: inline-block;
  color: var(--accent);
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.email-link:hover,
.email-link:focus-visible {
  opacity: 0.7;
}

/* ── Footer ── */

.site-footer {
  position: fixed;
  bottom: 24px;
  left: 0;
  right: 0;
  text-align: center;
  padding: 0 max(24px, calc((100vw - 620px) / 2));
}

.footer-icons {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-bottom: 12px;
}

.footer-text {
  font-size: 13px;
  color: var(--muted);
}

.footer-link {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 0.12em;
  text-decoration-thickness: 1px;
}

.footer-link:hover {
  color: var(--text);
}

.icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  opacity: 1;
}

.icon-link:hover,
.icon-link:focus-visible {
  color: var(--text);
  opacity: 0.65;
}

.icon-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* ── Writing scroll mode ── */

body.writing-active {
  overflow-y: auto;
  align-items: flex-start;
}

body.writing-active .page {
  margin-top: calc(40px + 24vh + 55px);
  padding-bottom: calc(24px + 80px);
}

/* ── Responsive ── */

@media (max-width: 640px) {
  .page {
    width: min(100% - 32px, 620px);
    padding: 48px 0 64px;
  }

  .topbar {
    padding: 32px 16px 12px;
  }

  .site-footer {
    padding: 0 16px;
  }
}