/* ============================================
   Pages — About
   Bespoke layouts for non-blog content pages.
   ============================================ */

/* Hide permalink anchors on page-level h1 headings */
h1 .headerlink {
  display: none !important;
}

/* ======================
   ABOUT PAGE
   ====================== */

/* --- Hero profile section --- */
.dn-profile {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 2.5rem 0 1.5rem;
}

.dn-profile__avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--dn-teal);
  box-shadow: 0 0 0 6px var(--dn-teal-ghost),
              var(--dn-shadow-md);
  flex-shrink: 0;
  transition: transform 0.4s var(--dn-ease-spring);
}

.dn-profile__avatar:hover {
  transform: scale(1.06) rotate(-2deg);
}

.dn-profile__info {
  flex: 1;
  min-width: 0;
}

.dn-profile__name {
  font-family: var(--dn-font-display);
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin: 0 0 0.25rem;
  background: linear-gradient(135deg, var(--md-default-fg-color), var(--dn-teal-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Dark mode removed — light only */

.dn-profile__tagline {
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--md-default-fg-color--light);
  margin: 0;
  line-height: 1.5;
}

.dn-profile__tagline strong {
  font-weight: 500;
  color: var(--dn-teal-dark);
}

/* Dark mode removed — light only */

/* --- Role cards (about page grid) --- */
.dn-roles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.5rem 0;
}

.dn-role {
  position: relative;
  padding: 1.25rem;
  border-radius: 0.75rem;
  background: #ffffff;
  border: 1px solid var(--dn-border-subtle);
  box-shadow: var(--dn-shadow-sm);
  transition: box-shadow 0.35s var(--dn-ease-out),
              border-color 0.35s var(--dn-ease-out);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.dn-role:hover {
  box-shadow: var(--dn-shadow-md);
  border-color: color-mix(in srgb, var(--dn-teal) 20%, transparent);
}

.dn-role__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.dn-role__header h3 {
  margin: 0;
}

.dn-role__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 0.45rem;
  background: color-mix(in srgb, var(--md-default-fg-color) 6%, transparent);
  color: var(--md-default-fg-color--light);
  font-size: 1rem;
  flex-shrink: 0;
}

.dn-role__icon svg,
.dn-role__icon .twemoji svg {
  width: 1.15rem;
  height: 1.15rem;
  fill: currentColor;
}

.dn-role__icon p {
  margin: 0;
  line-height: 1;
}

.dn-role__title {
  font-weight: 600;
  font-size: 0.92rem;
  margin: 0 0 0.35rem;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.dn-role__desc {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--md-default-fg-color--light);
  line-height: 1.55;
  margin: 0;
}

.dn-role > p {
  margin: 0;
}

.dn-role__actions {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--dn-border-subtle);
}

/* Dark mode removed — light only */

/* --- Section dividers --- */
.dn-section-divider {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--dn-teal), transparent);
  margin: 2.5rem 0;
  opacity: 0.3;
}

/* ======================
   CONNECT CARDS
   ====================== */

.dn-connect-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.5rem 0;
}

.dn-connect-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border-radius: 0.75rem;
  background: #ffffff;
  border: 1px solid var(--dn-border-subtle);
  box-shadow: var(--dn-shadow-sm);
  text-decoration: none !important;
  color: var(--md-default-fg-color) !important;
  transition: box-shadow 0.35s var(--dn-ease-out),
              border-color 0.35s var(--dn-ease-out),
              transform 0.35s var(--dn-ease-out);
}

.dn-connect-card:hover {
  box-shadow: var(--dn-shadow-md);
  border-color: color-mix(in srgb, var(--dn-teal) 30%, transparent);
  transform: translateY(-2px);
}

.dn-connect-card svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  fill: var(--dn-teal-dark, #2A9D8F);
  transition: fill 0.25s var(--dn-ease-out);
}

.dn-connect-card:hover svg {
  fill: var(--dn-teal, #3CBCB4);
}

.dn-connect-card__text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.dn-connect-card__label {
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

.dn-connect-card__handle {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--md-default-fg-color--light);
}

/* --- Responsive --- */
@media screen and (max-width: 44.9375em) {
  .dn-profile {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }

  .dn-roles {
    grid-template-columns: 1fr;
  }

  .dn-connect-grid {
    grid-template-columns: 1fr;
  }

  .dn-showcase-grid {
    gap: 1rem;
  }

  .dn-showcase-card {
    flex-direction: column !important;
  }

  .dn-showcase-card__image {
    width: 100% !important;
    height: 180px !important;
    border-radius: 0.65rem 0.65rem 0 0 !important;
  }
}

@media screen and (min-width: 44.9375em) and (max-width: 76.1875em) {
  .dn-roles {
    grid-template-columns: repeat(2, 1fr);
  }

  .dn-connect-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ======================
   SHOWCASE CARDS
   (Presentations, Projects, Daxing)
   ====================== */

.dn-showcase-intro {
  font-size: 0.95rem;
  color: var(--md-default-fg-color--light);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 40rem;
}

.dn-showcase-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.dn-showcase-card {
  display: flex;
  align-items: stretch;
  background: #ffffff;
  border: 1px solid var(--dn-border-subtle);
  border-left: 3px solid transparent;
  border-radius: 0.75rem;
  overflow: hidden;
  text-decoration: none !important;
  color: var(--md-default-fg-color) !important;
  box-shadow: var(--dn-shadow-sm);
  transition: box-shadow 0.35s var(--dn-ease-out),
              border-left-color 0.35s var(--dn-ease-out);
}

.dn-showcase-card:hover {
  box-shadow: var(--dn-shadow-md);
  border-left-color: var(--dn-teal);
}

.dn-showcase-card__content {
  flex: 1;
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.dn-showcase-card__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.dn-showcase-card__date {
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--md-default-fg-color--light);
  letter-spacing: 0.02em;
}

.dn-showcase-card__badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.15rem 0.55rem;
  border-radius: 4px;
  background: var(--dn-teal-ghost);
  color: var(--dn-teal-dark);
}

.dn-showcase-card__title {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 0.4rem;
  line-height: 1.35;
  color: var(--md-default-fg-color);
  transition: color 0.25s var(--dn-ease-out);
}

.dn-showcase-card:hover .dn-showcase-card__title {
  color: var(--dn-teal-dark);
}

.dn-showcase-card__desc {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--md-default-fg-color--light);
  line-height: 1.55;
  margin: 0;
  flex: 1;
}

.dn-showcase-card__image {
  width: 240px;
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dn-bg-warm);
}

.dn-showcase-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--dn-ease-out);
}

.dn-showcase-card:hover .dn-showcase-card__image img {
  transform: scale(1.04);
}

.dn-showcase-card__image img.dn-showcase-logo {
  object-fit: contain;
  padding: 1.5rem;
}