/* ============================================
   About Pages — Shared Layout
   ============================================ */

html, body {
  overflow: auto;
  height: auto;
}

/* --- Nav (fixed top, reuses pres-nav pattern) --- */
.pres-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  z-index: 100;
  background: linear-gradient(to bottom, rgba(10, 10, 20, 0.85), rgba(10, 10, 20, 0.4) 80%, transparent);
}

.pres-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-accent);
  font-family: var(--font-body);
  font-size: 0.95rem;
  text-decoration: none;
  transition: opacity var(--transition-smooth);
}

.pres-back:hover {
  opacity: 0.7;
}

.pres-back svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.pres-nav-links {
  display: flex;
  gap: 1rem;
}

.pres-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 0.8rem;
  border: 1px solid rgba(232, 228, 220, 0.12);
  border-radius: 2rem;
  color: var(--color-text-dim);
  font-family: var(--font-body);
  font-size: 0.85rem;
  text-decoration: none;
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-smooth);
}

.pres-nav-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  opacity: 1;
}

.pres-nav-link svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* --- Page Section --- */
.about-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 5rem 2rem 4rem;
}

/* --- Overview --- */
.overview-content {
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
  text-align: center;
}

.overview-hero {
  text-align: center;
  margin-bottom: 2.5rem;
}

.overview-infinity {
  width: 180px;
  margin-bottom: 1.5rem;
}

.overview-title {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  line-height: 1.1;
  color: var(--color-text);
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.overview-subtitle {
  font-size: 1.05rem;
  color: var(--color-text);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.overview-credit {
  font-size: 0.9rem;
  color: var(--color-text);
  letter-spacing: 0.08em;
}

.overview-author {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 0.3rem;
}

.overview-quote {
  max-width: 600px;
  margin: 0 auto;
  border-left: 2px solid rgba(201, 169, 110, 0.3);
  padding-left: 1.5rem;
  text-align: left;
}

.overview-quote p {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--color-text);
  font-style: italic;
}

.overview-quote em {
  color: var(--color-accent);
  font-style: italic;
}

.overview-quote cite {
  display: block;
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--color-text);
  font-style: normal;
  letter-spacing: 0.05em;
}

/* --- About --- */
.about-content {
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
}

.about-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  margin-bottom: 2rem;
}

.about-photo-wrap {
  flex-shrink: 0;
  width: 280px;
  border: 1px solid rgba(201, 169, 110, 0.2);
  border-radius: 0.5rem;
  overflow: hidden;
}

.about-photo {
  width: 100%;
  display: block;
}

.about-intro-text p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 1rem;
}

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

.about-divider {
  text-align: center;
  padding: 1.5rem 0;
}

.about-divider-img {
  width: 80px;
  opacity: 0.5;
}

.about-extended p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 1rem;
}

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

/* --- Format --- */
.format-content {
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
  text-align: center;
}

.format-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 300;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.format-body {
  text-align: left;
  margin-top: 1.5rem;
}

.format-body p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.format-section-heading {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--color-text);
  margin: 2rem 0 1rem;
}

.format-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
}

.format-list li {
  position: relative;
  padding-left: 1.2rem;
  margin-bottom: 0.6rem;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
}

.format-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
}

.format-calendar-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1.5rem;
  border: 1px solid rgba(201, 169, 110, 0.4);
  border-radius: 0.6rem;
  background: rgba(201, 169, 110, 0.08);
  color: var(--color-accent);
  font-family: var(--font-body);
  font-size: 1.05rem;
  text-decoration: none;
  transition: all var(--transition-smooth);
  margin-top: 0.5rem;
}

.format-calendar-link:hover {
  border-color: var(--color-accent);
  background: rgba(201, 169, 110, 0.15);
}

/* --- Bottom Next Link --- */
.about-bottom-next {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 1.2rem;
  border: 1px solid rgba(232, 228, 220, 0.12);
  border-radius: 2rem;
  color: var(--color-text-dim);
  font-family: var(--font-body);
  font-size: 0.9rem;
  text-decoration: none;
  background: rgba(10, 10, 20, 0.6);
  backdrop-filter: blur(8px);
  transition: all var(--transition-smooth);
  z-index: 50;
}

.about-bottom-next:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  opacity: 1;
}

/* --- Responsive: 768px --- */
@media (max-width: 768px) {
  .pres-nav {
    padding: 0.8rem 1rem;
  }

  .about-page {
    padding: 4.5rem 1.2rem 3rem;
  }

  .overview-title {
    font-size: 2.4rem;
  }

  .overview-infinity {
    width: 140px;
  }

  .overview-author {
    font-size: 1.3rem;
  }
}

/* --- Responsive: 600px --- */
@media (max-width: 600px) {
  .pres-nav {
    padding: 0.6rem 0.8rem;
  }

  .about-page {
    padding: 4rem 1rem 3rem;
  }

  .overview-title {
    font-size: 2rem;
  }

  .overview-infinity {
    width: 110px;
  }

  .about-top {
    flex-direction: column;
  }

  .about-photo-wrap {
    width: 100%;
    max-width: 260px;
  }
}