/* Personal introduction page, inspired by the calm editorial rhythm of huyenchip.com. */

.about-page {
  --about-ink: #263747;
  --about-muted: #687480;
  --about-accent: #a64d42;
  --about-line: #e5e8e9;
  --about-soft: #f7f6f2;
  max-width: 880px;
  margin: 8px auto 36px;
  color: var(--about-ink);
  font-size: 17px;
  line-height: 1.82;
}

.about-header {
  max-width: 720px;
  margin-bottom: 42px;
}

.about-eyebrow,
.about-content .about-work-label {
  margin: 0 0 12px;
  color: var(--about-accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1.4;
}

.about-header h1 {
  margin: 0;
  color: #203343;
  font-family: Georgia, "Noto Serif CJK SC", "Songti SC", serif;
  font-size: clamp(2.15rem, 5vw, 3.4rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.16;
  text-wrap: balance;
}

.about-deck {
  max-width: 660px;
  margin: 18px 0 0;
  color: var(--about-muted);
  font-size: 1.08em;
  line-height: 1.7;
}

.about-content {
  text-rendering: optimizeLegibility;
}

.about-content::after {
  display: block;
  clear: both;
  content: "";
}

.about-content > p {
  margin: 0 0 1.18em;
  text-wrap: pretty;
}

.about-content > p:first-of-type {
  font-size: 1.04em;
}

.about-content a {
  color: var(--about-accent);
  text-decoration: underline;
  text-decoration-color: rgba(166, 77, 66, 0.38);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

.about-content a:hover {
  border: 0;
  text-decoration-color: currentColor;
}

.about-content a:focus-visible {
  outline: 2px solid var(--about-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.about-portrait {
  float: right;
  width: 214px;
  margin: 4px 0 26px 46px;
  border: 1px solid #e1ded7;
  border-radius: 50%;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: 50% 28%;
  filter: saturate(0.88) contrast(1.02);
}

.about-content h2 {
  clear: both;
  margin: 3.2em 0 1.15em;
  color: #203343;
  font-family: Georgia, "Noto Serif CJK SC", "Songti SC", serif;
  font-size: 1.55em;
  font-weight: 500;
  line-height: 1.35;
}

.about-actions {
  display: flex;
  gap: 10px;
  margin: 28px 0 8px;
}

.about-content .about-action {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  color: var(--about-ink);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border: 1px solid #cfd5d8;
  border-radius: 999px;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.about-content .about-action:hover {
  color: var(--about-accent);
  border-color: #c29b95;
}

.about-content .about-action-primary {
  color: #fff;
  background: #31495b;
  border-color: #31495b;
}

.about-content .about-action-primary:hover {
  color: #fff;
  background: #253b4d;
  border-color: #253b4d;
}

.about-work-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.about-work-item {
  padding: 22px 20px;
  background: var(--about-soft);
  border: 1px solid #ebe8df;
  border-radius: 8px;
}

.about-content .about-work-label {
  min-height: 2.8em;
  margin-bottom: 8px;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.about-work-item h3,
.about-timeline-item h3 {
  margin: 0;
  color: #2a3e4e;
  font-family: inherit;
  font-weight: 650;
  line-height: 1.45;
}

.about-work-item h3 {
  font-size: 1em;
}

.about-work-item p:last-child {
  margin: 12px 0 0;
  color: #53626e;
  font-size: 14.5px;
  line-height: 1.72;
}

.about-timeline {
  border-top: 1px solid var(--about-line);
}

.about-timeline-item {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 28px;
  padding: 22px 0;
  border-bottom: 1px solid var(--about-line);
}

.about-timeline-time {
  padding-top: 2px;
  color: var(--about-muted);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
}

.about-timeline-item h3 {
  font-size: 1.02em;
}

.about-timeline-item p {
  margin: 6px 0 0;
  color: #596873;
  font-size: 15px;
  line-height: 1.65;
}

@media (max-width: 767px) {
  .about-page {
    margin: 0 auto 24px;
    font-size: 16.5px;
    line-height: 1.78;
  }

  .about-header {
    margin-bottom: 32px;
  }

  .about-header h1 {
    font-size: clamp(2rem, 10vw, 2.6rem);
  }

  .about-deck {
    font-size: 1em;
  }

  .about-portrait {
    width: 132px;
    margin: 3px 0 18px 24px;
  }

  .about-content h2 {
    margin-top: 2.65em;
  }

  .about-work-grid {
    grid-template-columns: 1fr;
  }

  .about-content .about-work-label {
    min-height: 0;
  }

  .about-timeline-item {
    grid-template-columns: 1fr;
    gap: 5px;
  }
}

@media (max-width: 420px) {
  .about-actions {
    align-items: stretch;
  }

  .about-content .about-action {
    flex: 1;
  }
}