.about-page {
  position:relative;
  z-index:2;
  padding-bottom:90px
}
.about-container {
  width:min(1180px,calc(100% - 40px));
  margin-inline:auto
}
.about-hero {
  position:relative;
  min-height:650px;
  display:flex;
  align-items:flex-end;
  padding:120px 0 70px;
  background:linear-gradient(135deg,#161025,#2a1742);
  overflow:hidden
}
.about-hero::before {
  content:"";
  position:absolute;
  inset:0;
  background-image:var(--about-cover);
  background-size:cover;
  background-position:center;
  opacity:.32;
  filter:saturate(.8)
}
.about-hero::after {
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(14,9,25,.97) 0%,rgba(19,12,32,.82) 48%,rgba(19,12,32,.42) 100%)
}
.about-hero__overlay {
  position:absolute;
  inset:auto -10% -45% auto;
  width:620px;
  height:620px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(167,139,250,.28),transparent 65%);
  z-index:1
}
.about-hero__content {
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(280px,430px) 1fr;
  gap:64px;
  align-items:end
}
.about-portrait-wrap {
  position:relative
}
.about-portrait-wrap::before {
  content:"";
  position:absolute;
  inset:-18px 26px 26px -18px;
  border:1px solid rgba(255,255,255,.28);
  border-radius:34px
}
.about-portrait {
  position:relative;
  width:100%;
  height:520px;
  object-fit:cover;
  object-position:center top;
  border-radius:30px;
  box-shadow:0 30px 80px rgba(0,0,0,.45);
  background:#241636
}
.about-portrait--placeholder {
  display:grid;
  place-items:center;
  font-size:9rem;
  color:#fff
}
.about-eyebrow {
  display:inline-flex;
  padding:8px 14px;
  border:1px solid rgba(255,255,255,.22);
  border-radius:999px;
  color:#e9ddff;
  font-size:.78rem;
  letter-spacing:.14em;
  text-transform:uppercase
}
.about-identity h1 {
  margin:18px 0 8px;
  font-size:clamp(3rem,7vw,6.3rem);
  line-height:.96;
  color:#fff;
  letter-spacing:-.055em
}
.about-title {
  margin:0;
  color:#c8a8ff;
  font-size:clamp(1.15rem,2.2vw,1.7rem)
}
.about-affiliation {
  display:flex;
  flex-wrap:wrap;
  gap:8px 18px;
  margin:22px 0;
  color:#e9e0f4
}
.about-affiliation span {
  position:relative
}
.about-affiliation span:not(:last-child)::after {
  content:"•";
  position:absolute;
  right:-12px;
  color:#9b72d2
}
.about-lead {
  max-width:760px;
  font-size:1.08rem;
  line-height:1.85;
  color:#d8cfe2
}
.about-actions {
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px
}
.about-btn {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 22px;
  border:1px solid rgba(255,255,255,.24);
  border-radius:14px;
  color:#fff;
  text-decoration:none;
  transition:.2s
}
.about-btn:hover {
  transform:translateY(-2px);
  border-color:#c7a5ff
}
.about-btn--primary {
  background:linear-gradient(135deg,#7c3aed,#a855f7);
  border-color:transparent
}
.about-layout {
  display:grid;
  grid-template-columns:minmax(0,1fr) 330px;
  gap:44px;
  margin-top:70px
}
.about-main {
  min-width:0
}
.about-section {
  padding:0 0 58px;
  margin-bottom:58px;
  border-bottom:1px solid rgba(139,92,246,.16)
}
.about-section__heading {
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:26px
}
.about-section__heading span {
  display:grid;
  place-items:center;
  width:42px;
  height:42px;
  border-radius:13px;
  background:rgba(124,58,237,.12);
  color:#8b5cf6;
  font-weight:800
}
.about-section__heading h2 {
  margin:0;
  font-size:clamp(1.7rem,3vw,2.5rem)
}
.about-richtext {
  font-size:1.04rem;
  line-height:1.95;
  color:var(--muted,#625b6c)
}
.about-richtext p:first-child {
  margin-top:0
}
.certificate-grid {
  display:grid;
  gap:16px
}
.certificate-card {
  display:grid;
  grid-template-columns:90px 1fr;
  gap:24px;
  padding:24px;
  border:1px solid rgba(124,58,237,.14);
  border-radius:20px;
  background:rgba(255,255,255,.55);
  box-shadow:0 16px 40px rgba(55,32,85,.06)
}
.certificate-card__year {
  font-size:1.35rem;
  font-weight:900;
  color:#7c3aed
}
.certificate-card h3 {
  margin:0 0 6px
}
.certificate-card p {
  margin:6px 0;
  color:#6d6474
}
.certificate-card a {
  color:#7c3aed;
  font-weight:700
}
.about-file-list {
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:18px
}
.about-file-list a,.about-files-card a {
  padding:10px 14px;
  border-radius:12px;
  background:rgba(124,58,237,.09);
  color:#6d28d9;
  text-decoration:none
}
.youtube-feature {
  display:grid;
  grid-template-columns:minmax(220px,360px) 1fr;
  gap:28px;
  align-items:center;
  padding:26px;
  border-radius:24px;
  background:linear-gradient(135deg,#1b1128,#311845);
  color:#fff
}
.youtube-feature img {
  width:100%;
  height:230px;
  object-fit:cover;
  border-radius:18px
}
.youtube-feature p {
  line-height:1.8;
  color:#e4dbea
}
.youtube-video-grid {
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
  margin-top:18px
}
.youtube-video-card {
  position:relative;
  padding:22px;
  border:1px solid rgba(124,58,237,.14);
  border-radius:18px;
  color:inherit;
  text-decoration:none;
  background:#fff
}
.youtube-video-card__play {
  display:grid;
  place-items:center;
  width:44px;
  height:44px;
  border-radius:50%;
  background:#ef4444;
  color:#fff;
  margin-bottom:14px
}
.youtube-video-card h3 {
  margin:0 0 8px
}
.youtube-video-card p {
  margin:0;
  color:#6f6675
}
.about-gallery {
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px
}
.about-gallery__item {
  position:relative;
  border:0;
  padding:0;
  border-radius:24px;
  overflow:hidden;
  background:#20152e;
  cursor:pointer
}
.about-gallery__item:nth-child(3n+1) {
  grid-column:span 2
}
.about-gallery__item img {
  display:block;
  width:100%;
  height:360px;
  object-fit:cover;
  transition:.35s
}
.about-gallery__item:nth-child(3n+1) img {
  height:520px
}
.about-gallery__item:hover img {
  transform:scale(1.035)
}
.about-gallery__item span {
  position:absolute;
  left:16px;
  right:16px;
  bottom:16px;
  padding:10px 12px;
  border-radius:12px;
  background:rgba(17,10,27,.72);
  color:#fff;
  text-align:left
}
.about-sidebar {
  display:flex;
  flex-direction:column;
  gap:20px
}
.about-sidebar>section {
  padding:24px;
  border:1px solid rgba(124,58,237,.14);
  border-radius:22px;
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(14px);
  box-shadow:0 18px 50px rgba(55,32,85,.08)
}
.about-sidebar h2 {
  margin:0 0 18px;
  font-size:1.15rem
}
.about-contact-card>a,.about-contact-card>div {
  display:block;
  padding:13px 0;
  border-bottom:1px solid rgba(124,58,237,.1);
  text-decoration:none;
  color:inherit
}
.about-contact-card small,.about-social-list small {
  display:block;
  color:#8a8191;
  margin-bottom:4px
}
.about-contact-card strong {
  word-break:break-word
}
.about-social-list {
  display:grid;
  gap:10px
}
.about-social-list a {
  display:grid;
  grid-template-columns:42px 1fr auto;
  gap:12px;
  align-items:center;
  padding:11px;
  border-radius:14px;
  color:inherit;
  text-decoration:none;
  background:rgba(124,58,237,.06)
}
.about-social-list a>span {
  display:grid;
  place-items:center;
  width:42px;
  height:42px;
  border-radius:12px;
  background:#7c3aed;
  color:#fff;
  font-size:.76rem;
  font-weight:900
}
.about-social-list b {
  color:#7c3aed
}
.about-files-card {
  display:grid;
  gap:10px
}
.about-lightbox {
  position:fixed;
  inset:0;
  z-index:9999;
  background:rgba(8,5,13,.94);
  padding:40px;
  display:grid;
  place-items:center
}
.about-lightbox[hidden] {
  display:none
}
.about-lightbox button {
  position:absolute;
  top:20px;
  right:24px;
  border:0;
  background:transparent;
  color:#fff;
  font-size:3rem;
  cursor:pointer
}
.about-lightbox figure {
  margin:0;
  max-width:min(1100px,95vw)
}
.about-lightbox img {
  display:block;
  max-width:100%;
  max-height:82vh;
  border-radius:18px
}
.about-lightbox figcaption {
  padding:12px;
  color:#fff;
  text-align:center
}
@media(max-width:980px) {
  .about-hero__content {
    grid-template-columns:320px 1fr;
    gap:34px
  }
  .about-portrait {
    height:440px
  }
  .about-layout {
    grid-template-columns:1fr
  }
  .about-sidebar {
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr))
  }
}
@media(max-width:720px) {
  .about-container {
    width:min(100% - 24px,1180px)
  }
  .about-hero {
    padding:100px 0 44px
  }
  .about-hero__content {
    grid-template-columns:1fr
  }
  .about-portrait-wrap {
    max-width:420px
  }
  .about-portrait {
    height:490px
  }
  .about-identity h1 {
    font-size:3.4rem
  }
  .about-layout {
    margin-top:44px
  }
  .about-sidebar {
    grid-template-columns:1fr
  }
  .certificate-card {
    grid-template-columns:1fr
  }
  .youtube-feature {
    grid-template-columns:1fr
  }
  .youtube-video-grid,.about-gallery {
    grid-template-columns:1fr
  }
  .about-gallery__item:nth-child(3n+1) {
    grid-column:auto
  }
  .about-gallery__item img,.about-gallery__item:nth-child(3n+1) img {
    height:360px
  }
  .about-lightbox {
    padding:18px
  }
}

/* About page visual polish */
@keyframes aboutPortraitFloat {
  0%, 100% {
    transform: translate3d(0, 0, 0) rotate(0deg);
  }
  50% {
    transform: translate3d(0, -9px, 0) rotate(-0.35deg);
  }
}

.about-portrait {
  animation: aboutPortraitFloat 6.5s ease-in-out infinite;
  transform-origin: 50% 65%;
}

.about-sidebar > section {
  border-color: rgba(139, 92, 246, 0.24);
  background: #090811;
  color: #f7f7fb;
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.28);
}

.about-sidebar h2 {
  color: #fff;
}

.about-contact-card > a,
.about-contact-card > div {
  border-bottom-color: rgba(139, 92, 246, 0.16);
  color: #f3f4f8;
}

.about-contact-card small,
.about-social-list small {
  color: #858ca0;
}

.about-contact-card strong {
  color: #fff;
}

.about-social-list a,
.about-social-list__static {
  background: #100e1b;
  color: #f5f3ff;
  border: 1px solid rgba(139, 92, 246, 0.16);
}

.about-social-list a:hover {
  border-color: rgba(167, 139, 250, 0.55);
  background: #151123;
}

@media (prefers-reduced-motion: reduce) {
  .about-portrait {
    animation: none;
  }
}