.about-page {
  min-height: 100vh;
  padding: 4rem 1.5rem 4rem;
  background: radial-gradient(circle at 20% 0%, rgba(59, 130, 246, 0.08), transparent 45%),
              radial-gradient(circle at 80% 10%, rgba(236, 72, 153, 0.08), transparent 55%),
              var(--color-bg);
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* 移动端 header 间距优化 */
@media (max-width: 768px) {
  .about-page {
    padding-top: 6.5rem;
  }
}

@media (max-width: 640px) {
  .about-page {
    padding-top: 7rem;
  }
}

@media (max-width: 480px) {
  .about-page {
    padding-top: 7.5rem;
  }
}

@media (max-width: 360px) {
  .about-page {
    padding-top: 8rem;
  }
}

.about-hero {
  position: relative;
  border-radius: 36px;
  padding: 2rem;
  background: radial-gradient(circle at 15% 20%, rgba(59, 130, 246, 0.08), transparent 45%),
              radial-gradient(circle at 80% 0%, rgba(16, 185, 129, 0.06), transparent 55%),
              linear-gradient(135deg, #fdfcf9, #e9f3ff);
  border: 1px solid rgba(148, 163, 184, 0.25);
  color: var(--color-text);
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(220px, 320px) 1fr minmax(200px, 280px);
  grid-template-rows: auto auto;
  gap: 1.75rem;
  align-items: start;
  box-shadow: var(--shadow-2xl);
}

@media (min-width: 768px) {
  .about-hero {
    padding: 2.5rem;
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .about-hero {
    padding: 3rem;
    gap: 2.25rem;
  }
}

@media (max-width: 1023px) and (min-width: 769px) {
  .about-hero {
    grid-template-columns: minmax(200px, 280px) 1fr;
  }

  .about-hero__quote {
    display: none;
  }

  .about-hero__cards {
    grid-column: 1 / -1;
  }
}

body[theme="dark"] .about-hero,
html[data-theme="dark"] .about-hero {
  background: radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.25), transparent 55%),
              radial-gradient(circle at 80% 40%, rgba(236, 72, 153, 0.2), transparent 60%),
              linear-gradient(135deg, #0b1224, #151f3d 70%, #1f2452);
  border-color: rgba(255, 255, 255, 0.08);
  color: #e2e8f0;
}

.about-hero__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.15), transparent 55%),
              radial-gradient(circle at 80% 60%, rgba(16, 185, 129, 0.12), transparent 50%);
  filter: blur(70px);
  opacity: 0.6;
  pointer-events: none;
  z-index: var(--z-base);
}

body[theme="dark"] .about-hero__glow,
html[data-theme="dark"] .about-hero__glow {
  background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.35), transparent 55%),
              radial-gradient(circle at 80% 60%, rgba(248, 113, 113, 0.25), transparent 50%);
  opacity: 0.8;
}

.about-hero__canvas {
  position: absolute;
  inset: 0;
  z-index: var(--z-base);
  pointer-events: none;
}

.about-hero__canvas canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.about-hero__content {
  position: relative;
  z-index: var(--z-content);
  max-width: 720px;
}

.about-hero__quote {
  position: relative;
  z-index: var(--z-content);
  grid-column: 3;
  grid-row: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1.25rem;
  border-left: 2px solid var(--color-border);
  min-height: 100%;
  background: linear-gradient(to right, 
    transparent,
    color-mix(in srgb, var(--color-accent) 3%, transparent) 50%,
    transparent
  );
  align-self: stretch;
}

.about-hero__quote-content {
  display: flex;
  flex-direction: row;
  gap: 2rem;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 0;
  width: 100%;
}

body[theme="dark"] .about-hero__quote,
html[data-theme="dark"] .about-hero__quote {
  border-left-color: rgba(255, 255, 255, 0.15);
  background: linear-gradient(to right, 
    transparent,
    rgba(59, 130, 246, 0.05) 50%,
    transparent
  );
}

.about-hero__quote-content {
  display: flex;
  flex-direction: row;
  gap: 3rem;
  align-items: center;
  justify-content: center;
  padding: 1rem 0;
}

.about-hero__quote-group {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  display: flex;
  flex-direction: row;
  gap: 0.8rem;
  align-items: center;
  justify-content: center;
  height: 100%;
  flex: 1;
}

.about-hero__quote-divider {
  width: 1px;
  height: 100%;
  min-height: 200px;
  background: var(--color-border);
  opacity: 0.3;
  flex-shrink: 0;
  align-self: center;
}

body[theme="dark"] .about-hero__quote-divider,
html[data-theme="dark"] .about-hero__quote-divider {
  background: rgba(255, 255, 255, 0.15);
}

.about-hero__quote-text {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-text);
  line-height: 1.5;
  position: relative;
  font-family: 'STKaiti', 'KaiTi', '楷体', serif;
  opacity: 0.9;
  transition: opacity 0.3s ease;
  white-space: nowrap;
  text-align: center;
}

.about-hero__quote-text:hover {
  opacity: 1;
}

body[theme="dark"] .about-hero__quote-text,
html[data-theme="dark"] .about-hero__quote-text {
  color: rgba(248, 250, 252, 0.9);
}


.about-hero__quote-source-inline {
  margin: 1.25rem 0 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-style: italic;
  letter-spacing: 0.15em;
  opacity: 0.7;
  font-family: 'STKaiti', 'KaiTi', '楷体', serif;
  white-space: nowrap;
}

body[theme="dark"] .about-hero__quote-source-inline,
html[data-theme="dark"] .about-hero__quote-source-inline {
  color: rgba(248, 250, 252, 0.6);
}

.about-hero__media {
  position: relative;
  z-index: var(--z-content);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  justify-content: center;
}

.about-hero__avatar {
  width: 240px;
  max-width: 100%;
  aspect-ratio: 1/1;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--color-border);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.12);
  background: var(--color-surface);
}

body[theme="dark"] .about-hero__avatar,
html[data-theme="dark"] .about-hero__avatar {
  border-color: rgba(248, 250, 252, 0.5);
  box-shadow: 0 35px 65px rgba(8, 47, 73, 0.6);
  background: rgba(15, 23, 42, 0.35);
}

@media (max-width: 480px) {
  .about-hero__avatar {
    width: 100%;
    max-width: 280px;
  }
}

.about-hero__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-hero__badge {
  padding: 0.65rem 1.25rem;
  border-radius: 18px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  text-align: center;
}

body[theme="dark"] .about-hero__badge,
html[data-theme="dark"] .about-hero__badge {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(15, 23, 42, 0.4);
}

.about-hero__badge-label {
  display: block;
  font-weight: 700;
  letter-spacing: 0.4em;
  font-size: 0.8rem;
  color: var(--color-text);
}

.about-hero__badge-role {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.about-hero__intro {
  margin-top: 1rem;
  text-align: center;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-text);
  font-style: italic;
}

@media (max-width: 768px) {
  .about-hero__intro {
    font-size: 0.95rem;
    margin-top: 0.875rem;
  }
}

body[theme="dark"] .about-hero__badge-role,
html[data-theme="dark"] .about-hero__badge-role {
  color: rgba(248, 250, 252, 0.85);
}

.about-hero__cards {
  position: relative;
  z-index: var(--z-content);
  grid-column: 1 / 3;
  grid-row: 2;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 0;
  padding-top: 0;
  border-top: none;
  align-self: start;
}

body[theme="dark"] .about-hero__cards,
html[data-theme="dark"] .about-hero__cards {
  border-top-color: rgba(255, 255, 255, 0.15);
}

.about-hero__cards .about-card {
  margin: 0;
  padding: 1.75rem 2rem;
  border-radius: 24px;
  max-width: none;
}

@media (max-width: 1023px) {
  .about-hero__cards {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .about-hero__cards .about-card {
    padding: 1.5rem 1.75rem;
  }
}

@media (max-width: 768px) {
  .about-hero__cards {
    gap: 1rem;
  }

  .about-hero__cards .about-card {
    padding: 1.25rem 1.5rem;
  }
}

.about-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1.2rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  margin-bottom: 0.875rem;
  color: var(--color-text-muted);
}

body[theme="dark"] .about-eyebrow,
html[data-theme="dark"] .about-eyebrow {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(15, 23, 42, 0.35);
}

.about-hero h1 {
  font-size: 2.5rem;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .about-hero h1 {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  .about-hero h1 {
    font-size: 3.5rem;
  }
}

.about-hero__lead {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-text);
  margin: 0;
  opacity: 0.85;
}

body[theme="dark"] .about-hero__lead,
html[data-theme="dark"] .about-hero__lead {
  color: rgba(248, 250, 252, 0.85);
}

.about-signal {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.25rem;
  padding: 0.4rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.85rem;
  color: var(--color-text);
}

body[theme="dark"] .about-signal,
html[data-theme="dark"] .about-signal {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(15, 23, 42, 0.35);
  color: rgba(248, 250, 252, 0.9);
}

.about-signal__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 12px rgba(52, 211, 153, 0.8);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.25); }
}

.about-hero__contact {
  margin-top: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.about-hero__contact .about-contact__item {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  backdrop-filter: blur(10px);
  padding: 1rem 1.25rem;
  border-radius: 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08),
              0 0 0 1px rgba(0, 0, 0, 0.05) inset;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body[theme="dark"] .about-hero__contact .about-contact__item,
html[data-theme="dark"] .about-hero__contact .about-contact__item {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(15, 23, 42, 0.4);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2),
              0 0 0 1px rgba(255, 255, 255, 0.05) inset;
}

.about-hero__contact .about-contact__item:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent);
  background: var(--color-surface);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12),
              0 0 0 1px var(--color-accent) inset,
              0 0 30px color-mix(in srgb, var(--color-accent) 20%, transparent);
}

body[theme="dark"] .about-hero__contact .about-contact__item:hover,
html[data-theme="dark"] .about-hero__contact .about-contact__item:hover {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(15, 23, 42, 0.55);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3),
              0 0 0 1px rgba(255, 255, 255, 0.1) inset,
              0 0 30px rgba(59, 130, 246, 0.2);
}

.about-hero__contact .about-contact__label {
  color: var(--color-text-muted);
}

body[theme="dark"] .about-hero__contact .about-contact__label,
html[data-theme="dark"] .about-hero__contact .about-contact__label {
  color: rgba(248, 250, 252, 0.6);
}

.about-hero__contact .about-contact__value {
  color: var(--color-text);
}

body[theme="dark"] .about-hero__contact .about-contact__value,
html[data-theme="dark"] .about-hero__contact .about-contact__value {
  color: rgba(248, 250, 252, 0.95);
}

.about-hero__contact .about-contact__icon {
  background: linear-gradient(135deg, 
    color-mix(in srgb, var(--color-accent) 20%, transparent),
    color-mix(in srgb, var(--color-accent) 15%, transparent)
  );
  box-shadow: 0 4px 12px color-mix(in srgb, var(--color-accent) 15%, transparent),
              0 0 0 1px color-mix(in srgb, var(--color-accent) 30%, transparent) inset;
  color: var(--color-accent);
}

body[theme="dark"] .about-hero__contact .about-contact__icon,
html[data-theme="dark"] .about-hero__contact .about-contact__icon {
  background: linear-gradient(135deg, 
    rgba(59, 130, 246, 0.25), 
    rgba(236, 72, 153, 0.2)
  );
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2),
              0 0 0 1px rgba(255, 255, 255, 0.1) inset;
  color: rgba(248, 250, 252, 0.9);
}

.about-card {
  width: 100%;
  max-width: 1000px;
  border-radius: 32px;
  padding: 2rem 2.5rem;
  border: 1px solid color-mix(in srgb, var(--color-accent) 20%, transparent);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08),
              0 0 0 1px rgba(255, 255, 255, 0.05) inset;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, 
    rgba(59, 130, 246, 0.8),
    rgba(236, 72, 153, 0.8),
    rgba(59, 130, 246, 0.8)
  );
  background-size: 200% 100%;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.about-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.12),
              0 0 0 1px rgba(255, 255, 255, 0.08) inset;
}

.about-card--primary {
  background: linear-gradient(135deg, 
    rgba(59, 130, 246, 0.12) 0%,
    rgba(14, 165, 233, 0.08) 50%,
    rgba(236, 72, 153, 0.06) 100%
  );
  backdrop-filter: blur(10px);
}

body[theme="dark"] .about-card--primary,
html[data-theme="dark"] .about-card--primary {
  background: linear-gradient(135deg, 
    rgba(59, 130, 246, 0.15) 0%,
    rgba(14, 165, 233, 0.1) 50%,
    rgba(236, 72, 153, 0.08) 100%
  );
}

.about-card--muted {
  background: linear-gradient(135deg, 
    rgba(15, 23, 42, 0.04) 0%,
    rgba(15, 23, 42, 0.08) 100%
  );
  backdrop-filter: blur(10px);
}

body[theme="dark"] .about-card--muted,
html[data-theme="dark"] .about-card--muted {
  background: linear-gradient(135deg, 
    rgba(15, 23, 42, 0.3) 0%,
    rgba(15, 23, 42, 0.5) 100%
  );
}

.about-card__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.about-card__label::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
}

.about-card__content {
  font-size: 1.125rem;
  line-height: 1.95;
  color: var(--color-text);
  letter-spacing: 0.01em;
  font-weight: 400;
}

.about-card__content p {
  margin: 0;
}

body[theme="dark"] .about-card__content,
html[data-theme="dark"] .about-card__content {
  color: rgba(248, 250, 252, 0.9);
}

.about-contact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
}

.about-contact__item {
  border-radius: 24px;
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  padding: 2rem 2rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  text-decoration: none;
  color: var(--color-text);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06),
              0 0 0 1px rgba(255, 255, 255, 0.05) inset;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.about-contact__item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transition: left 0.5s ease;
}

.about-contact__item:hover::before {
  left: 100%;
}

.about-contact__item:hover {
  transform: translateY(-6px) scale(1.02);
  border-color: var(--color-accent);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12),
              0 0 0 1px rgba(255, 255, 255, 0.1) inset,
              0 0 40px color-mix(in srgb, var(--color-accent) 20%, transparent);
}

.about-contact__icon {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--color-accent) 20%, transparent),
    color-mix(in srgb, var(--color-accent) 10%, transparent)
  );
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  flex: 0 0 40px;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--color-accent) 15%, transparent),
              0 0 0 1px color-mix(in srgb, var(--color-accent) 30%, transparent) inset;
  transition: all 0.3s ease;
  color: var(--color-accent);
}

.about-contact__icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

.about-contact__item:hover .about-contact__icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 6px 20px color-mix(in srgb, var(--color-accent) 25%, transparent),
              0 0 0 1px color-mix(in srgb, var(--color-accent) 40%, transparent) inset;
}

.about-contact__item > div:not(.about-contact__icon) {
  flex: 1;
  min-width: 0;
}

.about-contact__label {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.about-contact__value {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  word-break: break-word;
}

body[theme="dark"] .about-contact__value,
html[data-theme="dark"] .about-contact__value {
  color: rgba(248, 250, 252, 0.95);
}

.about-extra {
  max-width: 900px;
  margin: 0 auto;
  padding: 2.5rem;
  border-radius: 28px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-xl);
}

.about-extra p {
  font-size: 1.05rem;
  line-height: 1.9;
}

@media (max-width: 768px) {
  .about-page {
    padding: 3rem 1.25rem 4rem;
    gap: 2.5rem;
  }

  .about-hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto; /* 明确指定行 */
    text-align: center;
    padding: 2rem 1.5rem;
    gap: 2rem; /* 增加间距 */
  }

  .about-hero__media {
    order: 1;
    grid-column: 1;
    grid-row: 1;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
  }

  .about-hero__content {
    order: 2;
    grid-column: 1;
    grid-row: 2;
    max-width: 100%;
  }

  .about-hero__quote {
    order: 3;
    grid-column: 1;
    grid-row: 3;
    border-left: none;
    border-top: 2px solid var(--color-border);
    padding: 2rem 1rem 1rem;
    margin-top: 0;
    min-height: auto; /* 移除固定高度 */
  }

  .about-hero__cards {
    order: 4;
    grid-column: 1;
    grid-row: 4;
    margin-top: 0;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    grid-template-columns: 1fr; /* 确保单列 */
  }

  body[theme="dark"] .about-hero__quote,
  html[data-theme="dark"] .about-hero__quote {
    border-top-color: rgba(255, 255, 255, 0.15);
  }

  .about-hero__quote-content {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
  }

  .about-hero__quote-group {
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    width: 100%;
  }

  .about-hero__quote-divider {
    width: 60%;
    height: 1px;
    background: var(--color-border);
    opacity: 0.3;
  }

  body[theme="dark"] .about-hero__quote-divider,
  html[data-theme="dark"] .about-hero__quote-divider {
    background: rgba(255, 255, 255, 0.15);
  }

  .about-hero__quote-text {
    font-size: 1.2rem;
    letter-spacing: 0.05em;
    white-space: normal;
    word-break: break-word;
    line-height: 1.8;
    width: 100%;
  }

  .about-hero__quote-source-inline {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    margin: 0.5rem 0 0;
    font-size: 0.85rem;
  }

  .about-hero__contact {
    margin-top: 2rem;
  }

  .about-hero__contact .about-contact__item {
    padding: 1.25rem 1.25rem;
  }

  .about-card {
    padding: 2rem 2rem;
    border-radius: 24px;
    gap: 1.25rem;
  }

  .about-card__label {
    font-size: 0.7rem;
  }

  .about-card__content {
    font-size: 1.05rem;
    line-height: 1.9;
  }

  .about-contact {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .about-contact__item {
    padding: 1.75rem 1.75rem;
  }

  .about-contact__icon {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }

  .about-extra {
    padding: 1.8rem;
  }
}

@media (max-height: 860px) and (min-width: 769px) {
  .about-hero {
    grid-template-columns: minmax(220px, 320px) 1fr;
    grid-template-rows: auto auto auto;
    gap: 2.5rem;
  }

  .about-hero__quote {
    grid-column: 1 / -1;
    grid-row: 3;
    border-left: none;
    border-top: 2px solid var(--color-border);
    padding: 2rem 1.5rem 1.5rem;
    min-height: auto;
  }

  body[theme="dark"] .about-hero__quote,
  html[data-theme="dark"] .about-hero__quote {
    border-top-color: rgba(255, 255, 255, 0.15);
  }

  .about-hero__quote-content {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    flex-direction: column;
    gap: 1.25rem;
    align-items: center;
  }

  .about-hero__quote-group {
    flex-direction: column;
    gap: 0.5rem;
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    width: 100%;
  }

  .about-hero__quote-divider {
    width: 60%;
    height: 1px;
  }

  .about-hero__quote-text {
    font-size: 1.3rem;
    letter-spacing: 0.08em;
    white-space: normal;
    word-break: break-word;
    line-height: 1.7;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .about-page {
    padding: 2rem 1rem 3rem;
    gap: 2rem;
  }

  .about-hero {
    padding: 1.5rem 1rem;
    gap: 1.5rem;
    border-radius: 24px;
  }

  .about-hero__avatar {
    width: 200px; /* 小屏幕减小头像 */
    max-width: 80%;
  }

  .about-hero h1 {
    font-size: 2rem;
  }

  .about-hero__lead {
    font-size: 1rem;
    line-height: 1.8;
  }

  .about-card {
    padding: 1.75rem 1.5rem;
  }

  .about-contact__item {
    padding: 1.5rem 1.5rem;
    gap: 1.25rem;
  }

  .about-contact__icon {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
    flex: 0 0 36px;
  }

  .about-hero__quote {
    padding: 1.5rem 1rem 1rem;
  }

  .about-hero__quote-text {
    font-size: 1.1rem;
  }
}