:root {
  --bg-color: #121212;
  --btn-bg: rgba(35, 35, 36, 0.92);
  --btn-hover-bg: #2c2c2e;
  --primary-gold: #f2d06b;
  --text-white: #ffffff;
  --text-dark: #000000;
  --max-width: 680px;
  --hero-height: clamp(500px, 62vh, 650px);
  --halo-primary: 177, 137, 104;
  --halo-secondary: 49, 68, 122;
  --shell-radius: 34px;
  --scroll-progress: 0;
  --hero-drift: 0px;
  --content-overlap: -118px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background: #0b0c0f;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  position: relative;
  min-height: 100vh;
  padding: 42px 16px;
  overflow-x: hidden;
  background: #0b0c0f;
  color: var(--text-white);
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* 封面主色驱动的页面环境光 */
.ambient-backdrop {
  position: fixed;
  z-index: 0;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 12%, rgba(var(--halo-primary), 0.38) 0, rgba(var(--halo-primary), 0.13) 30%, transparent 58%),
    radial-gradient(circle at 83% 58%, rgba(var(--halo-secondary), 0.3) 0, rgba(var(--halo-secondary), 0.1) 32%, transparent 62%),
    linear-gradient(135deg, rgba(var(--halo-secondary), 0.12), rgba(11, 12, 15, 0.2) 46%, rgba(var(--halo-primary), 0.1));
  filter: saturate(1.18);
  opacity: calc(1 - var(--scroll-progress) * 0.22);
  transition: opacity 0.16s linear;
}

.ambient-backdrop::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(7, 8, 10, 0.34);
  backdrop-filter: blur(64px);
}

/* 整页卡片：四角统一采用连续圆角 */
.page-shell {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  overflow: hidden;
  overflow: clip;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--shell-radius);
  background: var(--bg-color);
  box-shadow:
    0 36px 100px rgba(0, 0, 0, 0.55),
    0 0 100px rgba(var(--halo-primary), 0.11);
  isolation: isolate;
  --scroll-progress: 0;
  --hero-drift: 0px;
}

/* 头部主图 */
.hero-bg {
  position: sticky;
  z-index: 1;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--hero-height);
  overflow: hidden;
  background: #111;
  transform: translate3d(0, calc(0px - var(--hero-drift)), 0);
  will-change: transform;
}

.hero-bg picture {
  position: absolute;
  inset: 0;
  display: block;
}

.hero-image-layer {
  position: absolute;
  inset: -2%;
  background-position: center top;
  background-repeat: no-repeat;
  background-size: cover;
  opacity: calc(1 - var(--scroll-progress) * 0.12);
  filter:
    saturate(calc(1 - var(--scroll-progress) * 0.04))
    brightness(calc(1 - var(--scroll-progress) * 0.06))
    blur(calc(var(--scroll-progress) * 0.6px));
  transform: scale(calc(1.02 + var(--scroll-progress) * 0.04));
  transform-origin: center 28%;
  will-change: transform, opacity, filter;
}

.gradient-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(
      to bottom,
      rgba(18, 18, 18, 0) 30%,
      rgba(18, 18, 18, 0.05) 50%,
      rgba(18, 18, 18, 0.18) 70%,
      rgba(18, 18, 18, 0.42) 88%,
      rgba(18, 18, 18, 0.72) 100%
    );
}

.share-button {
  position: absolute;
  z-index: 3;
  top: 20px;
  right: 20px;
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  background: rgba(20, 20, 20, 0.48);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), background-color 0.25s ease, border-color 0.25s ease;
  -webkit-tap-highlight-color: transparent;
}

.share-button:hover {
  transform: translateY(-2px) scale(1.04);
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(20, 20, 20, 0.68);
}

.share-button:active {
  transform: scale(0.94);
}

.share-button:focus-visible {
  outline: 3px solid rgba(242, 208, 107, 0.72);
  outline-offset: 3px;
}

.share-button svg {
  width: 22px;
  height: 22px;
}

/* 主内容区 */
.main-container {
  position: relative;
  z-index: 2;
  display: flex;
  width: 100%;
  margin-top: var(--content-overlap);
  padding: 0 22px 42px;
  flex-direction: column;
  align-items: center;
  border-radius: 34px 34px 0 0;
  background: transparent;
}

.main-container::before {
  content: '';
  position: absolute;
  z-index: -1;
  top: -240px;
  right: 0;
  bottom: 0;
  left: 0;
  pointer-events: none;
  background:
    linear-gradient(
      to bottom,
      rgba(18, 18, 18, 0) 0,
      rgba(18, 18, 18, 0.06) 80px,
      rgba(18, 18, 18, 0.22) 150px,
      rgba(18, 18, 18, 0.58) 220px,
      rgba(18, 18, 18, 0.86) 300px,
      var(--bg-color) 420px,
      var(--bg-color) 100%
    );
}

.profile-header {
  margin-bottom: 32px;
  text-align: center;
}

.profile-name {
  font-size: clamp(30px, 5vw, 38px);
  font-weight: 700;
  letter-spacing: 0.5px;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.58);
  transform: translate3d(0, calc(var(--scroll-progress) * -8px), 0);
}

.profile-role {
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 15px;
  font-weight: 600;
}

.profile-focus {
  margin-top: 8px;
  color: var(--primary-gold);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.profile-summary {
  max-width: 590px;
  margin: 18px auto 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  line-height: 1.85;
  text-align: left;
}

.site-nav {
  display: flex;
  width: 100%;
  margin-bottom: 34px;
  padding: 6px;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  background: rgba(28, 28, 30, 0.76);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.site-nav a {
  padding: 9px 12px;
  border-radius: 13px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: rgba(242, 208, 107, 0.12);
  color: var(--primary-gold);
}

.site-nav a:active {
  transform: scale(0.97);
}

.internal-navigation {
  width: 100%;
  margin-bottom: 38px;
}

.section-heading-row {
  display: flex;
  margin-bottom: 16px;
  align-items: center;
  justify-content: space-between;
}

.section-heading-row .category-title {
  margin-bottom: 0;
  text-align: left;
}

.section-heading-row > span {
  color: rgba(255, 255, 255, 0.38);
  font-size: 12px;
}

.internal-link-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.internal-link-card {
  display: grid;
  min-height: 92px;
  padding: 15px;
  align-items: center;
  grid-template-columns: 38px minmax(0, 1fr) 20px;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(45, 45, 48, 0.86), rgba(27, 27, 29, 0.8));
  color: #fff;
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: transform 0.32s cubic-bezier(0.2, 0.8, 0.2, 1), border-color 0.25s ease, box-shadow 0.25s ease;
}

.internal-link-card:hover {
  border-color: rgba(242, 208, 107, 0.42);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.2);
  transform: translateY(-3px);
}

.internal-link-icon {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 12px;
  background: rgba(242, 208, 107, 0.12);
  color: var(--primary-gold);
}

.internal-link-icon svg {
  width: 21px;
  height: 21px;
}

.internal-link-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 5px;
}

.internal-link-copy strong {
  font-size: 15px;
}

.internal-link-copy small {
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
  line-height: 1.45;
}

.internal-link-arrow {
  color: rgba(255, 255, 255, 0.44);
}

.internal-link-arrow svg {
  width: 18px;
  height: 18px;
}

.is-ready .profile-name {
  animation: title-reveal 0.85s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes title-reveal {
  from {
    opacity: 0;
    filter: blur(7px);
    transform: translate3d(0, 24px, 0) scale(0.97);
  }
  to {
    opacity: 1;
    filter: blur(0);
  }
}

.links-section {
  display: flex;
  width: 100%;
  margin-bottom: 48px;
  flex-direction: column;
  gap: 32px;
}

.category-section {
  width: 100%;
}

.has-motion .category-section,
.has-motion .internal-navigation,
.has-motion .socials-section {
  opacity: 0;
  filter: blur(5px);
  transform: translate3d(0, 26px, 0);
  transition:
    opacity 0.72s cubic-bezier(0.16, 1, 0.3, 1),
    filter 0.72s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.72s cubic-bezier(0.16, 1, 0.3, 1);
}

.has-motion .category-section.is-visible,
.has-motion .internal-navigation.is-visible,
.has-motion .socials-section.is-visible {
  opacity: 1;
  filter: blur(0);
  transform: translate3d(0, 0, 0);
}

.category-title {
  margin-bottom: 16px;
  color: var(--primary-gold);
  font-size: 15px;
  font-weight: 600;
  text-align: center;
}

.links-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.link-btn {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 44px;
  min-height: 68px;
  padding: 8px 16px;
  overflow: hidden;
  align-items: center;
  border: 1px solid rgba(242, 208, 107, 0.72);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(46, 46, 49, 0.92), rgba(29, 29, 31, 0.84));
  color: var(--text-white);
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(18px) saturate(1.12);
  -webkit-backdrop-filter: blur(18px) saturate(1.12);
  transition:
    transform 0.38s cubic-bezier(0.2, 0.8, 0.2, 1),
    box-shadow 0.3s ease,
    background-color 0.3s ease,
    border-color 0.3s ease;
}

@keyframes jump-twice {
  0%, 80% { transform: translateY(0); }
  85% { transform: translateY(-8px); }
  90% { transform: translateY(0); }
  95% { transform: translateY(-8px); }
  100% { transform: translateY(0); }
}

.jump-anim {
  animation: jump-twice 4s infinite ease-in-out;
}

.link-btn:hover {
  transform: translateY(-3px) scale(1.008);
  background: var(--btn-hover-bg);
  box-shadow: 0 8px 26px rgba(242, 208, 107, 0.14);
}

.link-btn:active {
  transform: scale(0.985);
  transition-duration: 0.08s;
}

.btn-left-icon {
  display: flex;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(242, 208, 107, 0.2);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(242, 208, 107, 0.14), rgba(255, 255, 255, 0.035));
  color: var(--primary-gold);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), border-color 0.3s ease, background-color 0.3s ease;
}

.btn-left-icon svg {
  width: 23px;
  height: 23px;
}

.btn-text {
  display: -webkit-box;
  overflow: hidden;
  padding: 0 16px;
  flex-grow: 1;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  text-overflow: ellipsis;
}

.btn-copy {
  display: flex;
  min-width: 0;
  padding: 0 14px;
  flex-direction: column;
  gap: 5px;
}

.btn-description {
  overflow: hidden;
  color: rgba(255, 255, 255, 0.48);
  font-size: 12px;
  line-height: 1.4;
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-right-icon {
  display: flex;
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  justify-self: center;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.68);
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
}

.btn-right-icon svg {
  width: 17px;
  height: 17px;
}

.link-btn:hover .btn-left-icon {
  border-color: rgba(242, 208, 107, 0.42);
  background: rgba(242, 208, 107, 0.13);
  transform: scale(1.04);
}

.link-btn:hover .btn-right-icon {
  border-color: rgba(242, 208, 107, 0.32);
  background: rgba(242, 208, 107, 0.09);
  color: var(--primary-gold);
  transform: translate(2px, -2px);
}

.socials-section {
  display: flex;
  margin-bottom: 24px;
  justify-content: center;
  gap: 24px;
}

.social-icon {
  display: flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--primary-gold);
  border-radius: 12px;
  transition: transform 0.25s ease, filter 0.25s ease;
}

.social-icon:hover {
  filter: brightness(1.08);
  transform: scale(1.08) translateY(-2px);
}

.social-icon svg {
  width: 100%;
  height: 100%;
}

.legal-note {
  width: 100%;
  margin: 12px 0 34px;
  padding: 18px 20px;
  border: 1px solid rgba(242, 208, 107, 0.17);
  border-radius: 18px;
  background: rgba(242, 208, 107, 0.055);
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
  line-height: 1.75;
}

.legal-note strong {
  display: block;
  margin-bottom: 5px;
  color: var(--primary-gold);
  font-size: 13px;
}

.home-legal-note {
  margin-top: 2px;
}

.bottom-action {
  display: flex;
  width: 100%;
  margin-bottom: 48px;
  justify-content: center;
}

.pill-btn {
  display: inline-flex;
  padding: 18px 36px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--text-white);
  color: var(--text-dark);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pill-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

.site-footer {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 0 16px 36px;
  background: var(--bg-color);
  color: var(--primary-gold);
  font-size: 13px;
  line-height: 2;
  text-align: center;
}

.footer-nav {
  margin-bottom: 10px;
}

.footer-link {
  margin: 0 4px;
  color: inherit;
  text-decoration: none;
}

.footer-link:hover {
  text-decoration: underline;
}

.copyright-line {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2px 8px;
  color: rgba(255, 255, 255, 0.56);
  line-height: 1.7;
}

.icp-item {
  display: inline-flex;
  justify-content: center;
  white-space: nowrap;
}

.icp-link {
  color: rgba(255, 255, 255, 0.62);
  text-decoration: none;
}

.icp-link:hover {
  color: var(--primary-gold);
  text-decoration: underline;
}

.link-btn:focus-visible,
.site-nav a:focus-visible,
.internal-link-card:focus-visible,
.content-link:focus-visible,
.content-cta:focus-visible,
.brand-link:focus-visible,
.content-share-button:focus-visible,
.social-icon:focus-visible,
.footer-link:focus-visible,
.icp-link:focus-visible {
  outline: 2px solid var(--primary-gold);
  outline-offset: 3px;
}

/* 内部内容页：为百度子链提供稳定、可独立收录的栏目页面。 */
.content-body {
  padding-top: 42px;
}

.content-shell {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--shell-radius);
  background: var(--bg-color);
  box-shadow: 0 36px 100px rgba(0, 0, 0, 0.5), 0 0 100px rgba(var(--halo-primary), 0.08);
}

.content-topbar {
  display: flex;
  min-height: 78px;
  padding: 16px 22px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.065);
  background: rgba(28, 28, 30, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(242, 208, 107, 0.35);
  border-radius: 13px;
  background: linear-gradient(145deg, rgba(242, 208, 107, 0.2), rgba(242, 208, 107, 0.06));
  color: var(--primary-gold);
  font-size: 17px;
}

.content-share-button {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.045);
  color: #fff;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.content-share-button:hover {
  border-color: rgba(242, 208, 107, 0.42);
  color: var(--primary-gold);
  transform: translateY(-2px);
}

.content-share-button svg {
  width: 19px;
  height: 19px;
}

.content-shell > .site-nav {
  width: auto;
  margin: 14px 20px 0;
}

.content-main {
  padding: 18px 42px 48px;
}

.breadcrumb {
  display: flex;
  margin: 4px 0 38px;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.38);
  font-size: 13px;
}

.breadcrumb a {
  color: var(--primary-gold);
  text-decoration: none;
}

.content-hero {
  padding-bottom: 34px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.075);
}

.content-eyebrow {
  margin-bottom: 11px;
  color: var(--primary-gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.content-hero h1 {
  max-width: 660px;
  font-size: clamp(30px, 6vw, 46px);
  line-height: 1.18;
  letter-spacing: -0.025em;
}

.content-lead {
  max-width: 660px;
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 17px;
  line-height: 1.9;
}

.content-credential {
  margin-top: 14px;
}

.content-portrait {
  margin: 34px 0 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  background: #d5d6d8;
}

.content-portrait picture {
  display: block;
  aspect-ratio: 3 / 2;
}

.content-portrait-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.content-portrait figcaption {
  padding: 12px 16px;
  background: #1d1d1f;
  color: rgba(255, 255, 255, 0.52);
  font-size: 12px;
}

/* About：在原有竖向窄框里建立一张人物海报，不扩展为桌面宽屏布局。 */
.about-body {
  --about-ink: #fff;
  --about-muted: rgba(255, 255, 255, 0.64);
  --about-rule: rgba(255, 255, 255, 0.075);
  --about-paper: var(--bg-color);
}

.about-body .content-shell {
  width: min(680px, 100%);
  background: var(--about-paper);
}

.about-main {
  overflow: hidden;
  padding-right: 0;
  padding-left: 0;
  background: var(--about-paper);
  color: var(--about-ink);
}

.about-main > .breadcrumb {
  margin-right: 42px;
  margin-left: 42px;
  color: rgba(255, 255, 255, 0.48);
}

.about-profile-hero {
  position: relative;
  min-height: 414px;
  overflow: hidden;
  border-top: 1px solid #d2d2d7;
  border-bottom: 1px solid #d2d2d7;
  background: linear-gradient(180deg, #ededee 0%, #f8f8fa 100%);
  isolation: isolate;
}

.about-profile-hero::after {
  content: '';
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(246, 246, 248, 0.98) 0%, rgba(246, 246, 248, 0.88) 32%, rgba(246, 246, 248, 0.2) 54%, rgba(246, 246, 248, 0) 68%);
}

.about-profile-copy {
  position: absolute;
  z-index: 2;
  top: 102px;
  left: 42px;
  width: 48%;
  color: #1d1d1f;
}

.about-profile-kicker {
  margin-bottom: 16px;
  color: #6e5b30;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.about-profile-copy h1 {
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(40px, 8vw, 56px);
  font-weight: 650;
  line-height: 1.08;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.about-profile-role {
  max-width: 250px;
  margin-top: 18px;
  color: #454549;
  font-size: 18px;
  font-weight: 400;
  line-height: 1.5;
}

.about-portrait-stage,
.about-portrait-stage picture {
  position: absolute;
  inset: 0;
  display: block;
}

.about-portrait-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.about-portrait-stage figcaption {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.about-intro {
  padding: 38px 42px 36px;
  border-bottom: 1px solid var(--about-rule);
  background: var(--about-paper);
}

.about-license {
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 13px;
  line-height: 1.5;
}

.about-license a {
  color: var(--primary-gold);
  text-decoration-color: rgba(242, 208, 107, 0.42);
  text-underline-offset: 3px;
}

.about-lead {
  color: rgba(255, 255, 255, 0.86);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.75;
  text-wrap: pretty;
}

.about-section {
  margin: 0 42px;
  padding: 38px 0;
  border-bottom-color: var(--about-rule);
}

.about-section h2 {
  color: var(--about-ink);
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 25px;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.about-section p,
.about-section li {
  color: var(--about-muted);
  font-size: 17px;
  line-height: 1.82;
}

.about-section li::marker {
  color: var(--primary-gold);
}

.about-main > .about-legal-note {
  margin: 34px 42px;
  border-color: rgba(242, 208, 107, 0.17);
  background: rgba(242, 208, 107, 0.055);
  color: rgba(255, 255, 255, 0.62);
}

.about-main > .about-legal-note strong {
  color: var(--primary-gold);
}

.about-main > .about-cta {
  width: auto;
  margin: 0 42px;
  background: var(--primary-gold);
  color: #171717;
}

.about-profile-copy,
.about-portrait-stage {
  animation: about-reveal 0.72s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.about-portrait-stage {
  animation-delay: 0.08s;
}

@keyframes about-reveal {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.content-section {
  padding: 34px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.075);
}

.content-section h2 {
  margin-bottom: 17px;
  color: #fff;
  font-size: 22px;
  line-height: 1.35;
}

.content-section p,
.content-section li {
  color: rgba(255, 255, 255, 0.64);
  font-size: 16px;
  line-height: 1.95;
}

.content-section p + p {
  margin-top: 13px;
}

.content-section ul {
  display: grid;
  margin-top: 5px;
  padding-left: 1.3em;
  gap: 8px;
}

.content-section li::marker {
  color: var(--primary-gold);
}

.content-link-list {
  display: grid;
  margin-top: 22px;
  gap: 10px;
}

.content-link {
  display: flex;
  min-height: 66px;
  padding: 13px 16px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.035);
  color: #fff;
  text-decoration: none;
  transition: transform 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.content-link:hover {
  border-color: rgba(242, 208, 107, 0.38);
  background: rgba(242, 208, 107, 0.06);
  transform: translateX(3px);
}

.content-link > span:first-child {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 5px;
}

.content-link strong {
  font-size: 15px;
}

.content-link small {
  color: rgba(255, 255, 255, 0.44);
  font-size: 12px;
}

.content-link > span:last-child {
  flex: 0 0 auto;
  color: var(--primary-gold);
}

.content-link svg,
.content-cta svg {
  width: 18px;
  height: 18px;
}

.content-main > .legal-note {
  margin-top: 34px;
  font-size: 16px;
}

.content-cta {
  display: flex;
  width: 100%;
  min-height: 60px;
  padding: 12px 18px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border-radius: 17px;
  background: var(--primary-gold);
  color: #171717;
  font-size: 15px;
  font-weight: 750;
  text-decoration: none;
  transition: transform 0.25s ease, filter 0.25s ease;
}

.content-cta:hover {
  filter: brightness(1.06);
  transform: translateY(-2px);
}

.share-toast {
  position: fixed;
  z-index: 10;
  bottom: 26px;
  left: 50%;
  padding: 11px 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(30, 30, 32, 0.9);
  color: #fff;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.32);
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 12px);
  backdrop-filter: blur(16px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.share-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

@media (max-width: 720px) {
  :root {
    --hero-height: clamp(430px, 58vh, 560px);
    --hero-height: clamp(430px, 58svh, 560px);
    --content-overlap: -92px;
  }

  html,
  body {
    width: 100%;
    min-width: 0;
  }

  body {
    min-height: 100vh;
    min-height: 100dvh;
    padding: 0;
  }

  .ambient-backdrop {
    display: none;
  }

  .page-shell {
    width: 100%;
    max-width: none;
    min-height: 100vh;
    min-height: 100dvh;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .main-container {
    margin-top: var(--content-overlap);
    padding-right: 16px;
    padding-bottom: 36px;
    padding-left: 16px;
    border-radius: 0;
  }

  .profile-header {
    margin-bottom: 30px;
  }

  .profile-name {
    font-size: clamp(30px, 8vw, 36px);
  }

  .profile-summary {
    font-size: 15px;
    line-height: 1.8;
  }

  .site-nav {
    margin-bottom: 30px;
  }

  .site-nav a {
    padding: 9px 10px;
    font-size: 13px;
  }

  .category-title {
    font-size: 16px;
  }

  .link-btn {
    min-height: 72px;
  }

  .btn-text {
    padding: 0 10px;
    font-size: 16px;
  }

  .site-footer {
    padding-bottom: calc(32px + env(safe-area-inset-bottom));
    font-size: 14px;
  }

  .share-button {
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
  }

  .content-body {
    padding: 0;
  }

  .content-shell {
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .content-shell > .site-nav {
    margin-right: 14px;
    margin-left: 14px;
  }

  .content-main {
    padding: 16px 20px 42px;
  }

  .breadcrumb {
    margin-bottom: 30px;
  }

  .content-hero h1 {
    font-size: clamp(30px, 9vw, 40px);
  }

  .content-lead {
    font-size: 16px;
    line-height: 1.85;
  }

  .about-main {
    padding-right: 0;
    padding-left: 0;
  }

  .about-main > .breadcrumb {
    margin-right: 20px;
    margin-left: 20px;
  }

  .about-profile-hero {
    display: grid;
    min-height: 0;
    background: #fff;
  }

  .about-profile-hero::after {
    display: none;
  }

  .about-portrait-stage {
    position: relative;
    inset: auto;
  }

  .about-portrait-stage picture {
    position: absolute;
    inset: 0;
  }

  .about-portrait-stage {
    order: 1;
    height: 300px;
    background: linear-gradient(180deg, #ededee 0%, #f8f8fa 100%);
  }

  .about-portrait-image {
    object-position: 62% center;
  }

  .about-profile-copy {
    position: relative;
    top: auto;
    left: auto;
    order: 2;
    width: auto;
    padding: 30px 22px 32px;
  }

  .about-profile-kicker {
    margin-bottom: 13px;
  }

  .about-profile-copy h1 {
    font-size: clamp(36px, 11vw, 44px);
  }

  .about-profile-role {
    max-width: none;
    margin-top: 13px;
    font-size: 17px;
  }

  .about-intro,
  .about-section {
    padding-right: 22px;
    padding-left: 22px;
  }

  .about-section {
    margin-right: 0;
    margin-left: 0;
  }

  .about-main > .about-legal-note {
    margin-right: 22px;
    margin-left: 22px;
  }

  .about-main > .about-cta {
    margin-right: 22px;
    margin-left: 22px;
  }
}

@media (max-width: 480px) {
  .about-portrait-stage {
    height: 268px;
  }

  .internal-link-grid {
    grid-template-columns: 1fr;
  }

  .internal-link-card {
    min-height: 80px;
  }

  .link-btn {
    min-height: 68px;
    padding: 8px 12px;
    border-radius: 16px;
  }

  .btn-left-icon {
    width: 44px;
    height: 44px;
  }

  .btn-text {
    font-size: 16px;
  }

  .btn-copy {
    padding: 0 10px;
  }

  .copyright-line {
    display: grid;
    gap: 2px;
  }

  .pill-btn {
    width: 100%;
    padding: 16px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-bg {
    position: relative;
    transform: none;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}