/*
 * About Us — Design System
 * Follows the same tokens and patterns as research-innovation-figma.css / ug-studies-figma.css
 * Scoped under .figma-about with fa-* prefix.
 */

.figma-about {
  --fa-brand: #a70e13;
  --fa-ink: #222222;
  --fa-secondary: #434343;
  --fa-tertiary: #656565;
  --fa-stroke: #bbbbbb;
  --fa-stroke-dark: #989898;
  --fa-section-bg: #efefef;
  --fa-light-section: #f4f4f4;
  --fa-white: #ffffff;
  --fa-bg: #ffffff;

  --fa-gap-section: 80px;
  --fa-gap-extra: 40px;
  --fa-gap-lg: 24px;
  --fa-gap-ml: 20px;
  --fa-gap-md: 12px;
  --fa-gap-sm: 8px;
  --fa-gap-xs: 4px;

  --fa-pad-card: 30px;
  --fa-pad-lg: 24px;
  --fa-pad-medium: 16px;

  --fa-pad-inline: var(--iitd-pad-page, 80px);
  --fa-content-max: min(1280px, 100%);

  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--fa-gap-section);
  width: 100%;
  margin: 0;
  padding: 0 0 var(--fa-gap-section);
  color: var(--fa-ink);
  font-family: "Titillium Web", sans-serif;
  font-size: 16px;
  line-height: 1.45;
  background: var(--fa-bg);
}

.figma-about *,
.figma-about *::before,
.figma-about *::after {
  box-sizing: border-box;
}

.figma-about a {
  color: var(--fa-brand);
}

.figma-about .fa-page-inner {
  width: 100%;
  max-width: var(--fa-content-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--fa-pad-inline);
  padding-right: var(--fa-pad-inline);
}

/* ---------- Hero ---------- */

.figma-about .fa-hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  width: 100%;
  min-height: 460px;
  overflow: hidden;
}

.figma-about .fa-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}

.figma-about .fa-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(164, 30, 34, 0.45), rgba(164, 30, 34, 0.12));
  z-index: 1;
}

.figma-about .fa-hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--fa-content-max);
  margin: 0 auto;
  padding: var(--fa-gap-section) var(--fa-pad-inline);
  display: flex;
  flex-direction: column;
  gap: var(--fa-gap-lg);
}

.figma-about .fa-bc {
  margin: 0;
  padding: 0;
  width: 100%;
}

.figma-about .fa-bc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--fa-gap-md);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.35;
}

.figma-about .fa-bc-item {
  display: inline-flex;
  align-items: center;
}

.figma-about .fa-bc-link {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  font-weight: 600;
}

.figma-about .fa-bc-link:hover,
.figma-about .fa-bc-link:focus-visible {
  color: var(--fa-white);
  text-decoration: underline;
  outline: none;
}

.figma-about .fa-bc-current {
  color: var(--fa-white);
  font-weight: 600;
}

.figma-about .fa-bc-sep {
  color: rgba(255, 255, 255, 0.55);
  font-weight: 400;
  user-select: none;
}

.figma-about .fa-hero-title {
  margin: 0;
  font-size: 44px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--fa-white);
  max-width: 720px;
}

/* ---------- Blocks & typography ---------- */

.figma-about .fa-block {
  margin: 0;
  padding: 0;
}

.figma-about .fa-block--muted {
  background: var(--fa-section-bg);
  padding: var(--fa-gap-section) var(--fa-pad-inline);
}

.figma-about .fa-block--muted .fa-page-inner {
  padding-left: 0;
  padding-right: 0;
}

.figma-about .fa-section-head {
  margin: 0 0 var(--fa-gap-lg);
  display: flex;
  flex-direction: column;
  gap: var(--fa-gap-sm);
}

.figma-about .fa-kicker {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fa-brand);
}

.figma-about .fa-section-title {
  margin: 0;
  font-size: 32px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--fa-ink);
}

.figma-about .fa-section-subtitle {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--fa-tertiary);
}

.figma-about .fa-body-text {
  margin: 0;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--fa-secondary);
}

.figma-about .fa-body-text + .fa-body-text {
  margin-top: var(--fa-gap-ml);
}

.figma-about .fa-intro {
  max-width: 920px;
  display: flex;
  flex-direction: column;
  gap: var(--fa-gap-lg);
}

.figma-about .fa-intro-kicker {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--fa-brand);
  line-height: 1.3;
}

/* ---------- Split layouts ---------- */

.figma-about .fa-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--fa-gap-section);
  align-items: stretch;
}

.figma-about .fa-split-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.figma-about .fa-split-media {
  position: relative;
  border: 1px solid var(--fa-stroke-dark);
  overflow: hidden;
  background: var(--fa-light-section);
}

.figma-about .fa-split-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.figma-about .fa-split-media-stack {
  display: flex;
  flex-direction: column;
  gap: var(--fa-gap-lg);
  border: 0;
  background: transparent;
}

.figma-about .fa-split-media-stack .fa-split-media {
  flex: 1 1 auto;
}

/* ---------- Timeline panel ---------- */

.figma-about .fa-panel {
  height: 100%;
  border: 1px solid var(--fa-stroke);
  background: var(--fa-white);
  padding: var(--fa-pad-card);
}

.figma-about .fa-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--fa-gap-lg);
}

.figma-about .fa-timeline-item {
  position: relative;
  padding-left: calc(var(--fa-gap-lg) + 4px);
}

.figma-about .fa-timeline-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--fa-brand);
  transform: translateY(-50%);
}

.figma-about .fa-timeline-item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 4px;
  top: calc(0.45em + 6px);
  bottom: calc(-1 * var(--fa-gap-lg) + 0.45em);
  width: 2px;
  background: rgba(167, 14, 19, 0.2);
}

.figma-about .fa-timeline-date {
  display: block;
  margin: 0 0 var(--fa-gap-xs);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--fa-brand);
}

.figma-about .fa-timeline-text {
  margin: 0;
  font-size: 16px;
  line-height: 1.65;
  color: var(--fa-secondary);
}

/* ---------- Gallery carousel ---------- */

.figma-about .fa-gallery-head {
  margin-bottom: var(--fa-gap-extra);
}

.figma-about .fa-carousel-wrap {
  width: 100%;
}

.figma-about .fa-carousel-wrap .carousel {
  position: relative;
  width: 100%;
}

.figma-about .fa-carousel-wrap .carousel-inner {
  position: relative;
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--fa-stroke-dark);
  background: var(--fa-light-section);
}

.figma-about .fa-carousel-wrap .carousel-fade .carousel-item {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  opacity: 0;
  transition: opacity 0.6s ease-in-out;
}

.figma-about .fa-carousel-wrap .carousel-fade .carousel-item.active {
  position: relative;
  opacity: 1;
}

.figma-about .fa-carousel-wrap .carousel-item {
  display: none;
  width: 100%;
}

.figma-about .fa-carousel-wrap .carousel-item.active {
  display: block;
}

.figma-about .fa-carousel-wrap .carousel-fade .carousel-item,
.figma-about .fa-carousel-wrap .carousel-fade .carousel-item.active {
  display: block;
}

.figma-about .fa-carousel-wrap .carousel-item img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 70vh;
  object-fit: contain;
  margin: 0 auto;
}

.figma-about .fa-carousel-wrap .carousel-item a {
  display: block;
  text-decoration: none;
}

.figma-about .fa-carousel-wrap .carousel-item a:focus-visible {
  outline: 2px solid var(--fa-brand);
  outline-offset: 2px;
}

.figma-about .fa-carousel-wrap .carousel .carousel-control-prev,
.figma-about .fa-carousel-wrap .carousel .carousel-control-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: clamp(44px, 6vw, 72px);
  height: clamp(44px, 6vw, 72px);
  border: 0;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background-color: rgba(255, 255, 255, 0.45);
  opacity: 1;
  transition: background-color 0.2s ease-in-out;
}

.figma-about .fa-carousel-wrap .carousel .carousel-control-prev {
  left: clamp(6px, 2vw, 20px);
}

.figma-about .fa-carousel-wrap .carousel .carousel-control-next {
  right: clamp(6px, 2vw, 20px);
}

.figma-about .fa-carousel-wrap .carousel .carousel-control-prev:hover,
.figma-about .fa-carousel-wrap .carousel .carousel-control-next:hover,
.figma-about .fa-carousel-wrap .carousel .carousel-control-prev:focus,
.figma-about .fa-carousel-wrap .carousel .carousel-control-next:focus {
  background-color: rgba(255, 255, 255, 0.85);
  outline: none;
}

.figma-about .fa-carousel-wrap .carousel .carousel-control-prev-icon,
.figma-about .fa-carousel-wrap .carousel .carousel-control-next-icon {
  background: none;
  width: auto;
  height: auto;
}

.figma-about .fa-carousel-wrap .carousel .control-icon {
  width: clamp(24px, 4vw, 40px);
  height: clamp(24px, 4vw, 40px);
  color: #a41e22;
}

.figma-about .fa-carousel-wrap .carousel .control-icon path {
  stroke: currentColor;
  stroke-width: clamp(4px, 0.6vw, 6px);
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.figma-about .fa-thumb-indicators {
  display: flex;
  flex-wrap: wrap;
  gap: var(--fa-gap-sm);
  justify-content: center;
  margin-top: var(--fa-gap-lg);
}

.figma-about .fa-thumb-indicators .thumb {
  width: clamp(64px, 10vw, 96px);
  height: clamp(44px, 8vw, 68px);
  object-fit: cover;
  cursor: pointer;
  opacity: 0.55;
  border: 2px solid transparent;
  transition: opacity 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.figma-about .fa-thumb-indicators .thumb:hover {
  opacity: 0.85;
}

.figma-about .fa-thumb-indicators .thumb.active {
  opacity: 1;
  border-color: var(--fa-brand);
  transform: translateY(-1px);
}

@media (prefers-reduced-motion: reduce) {
  .figma-about .fa-carousel-wrap .carousel,
  .figma-about .fa-carousel-wrap .carousel-item,
  .figma-about .fa-thumb-indicators .thumb {
    transition: none !important;
  }
}

/* ---------- Responsive ---------- */

@media (max-width: 991.98px) {
  .figma-about {
    --fa-pad-inline: var(--iitd-pad-page, 24px);
    --fa-gap-section: 60px;
    gap: 60px;
  }

  .figma-about .fa-block--muted {
    padding-top: 60px;
    padding-bottom: 60px;
  }

  .figma-about .fa-hero {
    min-height: 380px;
  }

  .figma-about .fa-hero-title {
    font-size: 32px;
  }

  .figma-about .fa-section-title {
    font-size: 28px;
  }

  .figma-about .fa-split {
    grid-template-columns: 1fr;
    gap: var(--fa-gap-lg);
  }

  .figma-about .fa-split--reverse-mobile .fa-split-copy {
    order: 2;
  }

  .figma-about .fa-split--reverse-mobile .fa-split-media,
  .figma-about .fa-split--reverse-mobile .fa-split-media-stack {
    order: 1;
  }
}

@media (min-width: 768px) and (max-width: 991.98px) {
  .figma-about {
    --fa-pad-inline: var(--iitd-pad-page, 40px);
  }
}

@media (max-width: 767.98px) {
  .figma-about {
    --fa-gap-section: 40px;
    --fa-pad-inline: 20px;
    gap: 40px;
  }

  .figma-about .fa-block--muted {
    padding-top: 40px;
    padding-bottom: 40px;
  }

  .figma-about .fa-hero {
    min-height: 300px;
  }

  .figma-about .fa-hero-content {
    padding-top: var(--fa-gap-extra);
    padding-bottom: var(--fa-gap-extra);
    gap: var(--fa-gap-md);
  }

  .figma-about .fa-hero-title {
    font-size: 24px;
    line-height: normal;
  }

  .figma-about .fa-bc-list {
    font-size: 12px;
    gap: var(--fa-gap-sm);
  }

  .figma-about .fa-intro-kicker {
    font-size: 18px;
  }

  .figma-about .fa-section-title {
    font-size: 22px;
  }

  .figma-about .fa-section-subtitle {
    font-size: 16px;
  }

  .figma-about .fa-panel {
    padding: var(--fa-gap-ml);
  }

  .figma-about .fa-carousel-wrap .carousel-item img {
    max-height: 50vh;
  }
}

@media (max-width: 991.98px) {
  body.has-sticky-header .figma-about#main-content .fa-hero-content {
    padding-top: calc(var(--site-header-offset, 88px) + 24px);
  }
}