/* ==========================================================================
   About page (about.html)
   Depends on: variables.css, base.css, header.css, footer.css, style.css
   (style.css provides .page-main, .page-grid and the .hero__* pieces)
   ========================================================================== */

/* ==========================================================================
   Hero
   ========================================================================== */

.about-hero {
  display: flex;
  flex-direction: column;
  gap: 60px;
}

.about-hero .hero__title {
  line-height: 100px;
}

.about-hero .hero__cursor {
  top: 100px;
}

.about-hero .hero__sparkle {
  top: 32px;
}

.about-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.about-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--color-zinc-100);
  transition: background-color 0.35s ease, transform 0.35s ease, box-shadow 0.35s ease;
}

/* hover: card turns brand purple, text goes light; the green icon stays readable */
.about-card:hover {
  background: var(--color-secondary);
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -12px rgba(79, 54, 234, 0.45);
}

.about-card__title,
.about-card__text {
  transition: color 0.35s ease;
}

.about-card:hover .about-card__title {
  color: var(--color-white);
}

.about-card:hover .about-card__text {
  color: var(--color-zinc-200);
}

.about-card__head {
  display: flex;
  align-items: center;
  gap: 20px;
}

.about-card__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
}

.about-card__title {
  font-size: var(--fs-xl);
  line-height: var(--lh-xl);
  font-weight: var(--fw-semibold);
  color: var(--color-zinc-900);
}

.about-card__text {
  color: var(--color-zinc-500);
}

/* ==========================================================================
   Process (dark) — steps switch while the section is pinned (js/about.js)
   ========================================================================== */

.process {
  position: relative;
  background: var(--color-zinc-900);
  color: var(--color-white);
}

.process__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 60px;
  min-height: 940px;
  padding-block: 60px;
}

.process__title {
  font-family: var(--font-heading);
  font-size: 64px;
  line-height: 90px;
  font-weight: var(--fw-semibold);
  text-align: center;
}

.process__title-light {
  display: block;
  font-weight: var(--fw-regular);
  color: var(--color-zinc-400);
}

.process__sparkle {
  position: absolute;
  top: 80px;
  right: 153px;
  width: 48px;
  height: 48px;
}

.process__body {
  display: flex;
  align-items: stretch;
  gap: 40px;
  height: 540px;
}

/* the 4 bars double as step buttons */
.process__steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex-shrink: 0;
}

.process__bar {
  flex: 1 1 0;
  width: 8px;
  padding: 0;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--color-white);
  cursor: pointer;
  transition: background-color 0.4s ease, transform 0.3s ease;
}

.process__bar:hover {
  transform: scaleX(1.4);
}

.process__bar.is-active {
  background: var(--color-main);
}

.process__bar:focus-visible {
  outline: 2px solid var(--color-main);
  outline-offset: 4px;
}

/* texts and images are stacked in one cell; only the active one shows */
.process__texts,
.process__media {
  display: grid;
}

.process__texts {
  flex: 1 1 0;
  min-width: 0;
}

.process__step,
.process__image {
  grid-area: 1 / 1;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease, transform 0.6s cubic-bezier(0.22, 0.61, 0.36, 1), visibility 0s linear 0.6s;
}

.process__step.is-active,
.process__image.is-active {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}

.process__step {
  display: flex;
  flex-direction: column;
  gap: 20px;
  transform: translateY(24px);
}

.process__step-title {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  line-height: var(--lh-h2);
  font-weight: var(--fw-semibold);
  color: var(--color-main);
}

.process__step-text {
  font-family: var(--font-heading);
  font-size: 24px;
  line-height: 36px;
  color: var(--color-zinc-400);
}

.process__media {
  flex-shrink: 0;
  width: 503px;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.process__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
}

/* Pinned mode (desktop): fit the section to the viewport height */
.process.is-pinned .process__inner {
  height: min(940px, 100vh);
  min-height: 0;
}

.process.is-pinned .process__body {
  height: auto;
  flex: 0 1 540px;
  min-height: 320px;
}

/* ==========================================================================
   Mission
   ========================================================================== */

.mission {
  display: flex;
  align-items: center;
  gap: 40px;
}

.mission__media {
  position: relative;
  flex: 0 0 593px;
  height: 583px;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.mission__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 0% center;
}

.stat-card {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 16px;
  border: 1px solid var(--color-zinc-300);
  border-radius: var(--radius-md);
  background: var(--color-white);
  font-size: var(--fs-xs);
  line-height: var(--lh-xs);
  font-weight: var(--fw-medium);
  color: var(--color-zinc-900);
}

.stat-card--chart {
  top: 161px;
  right: 24px;
  gap: 8px;
}

.stat-card--chart img {
  width: 112px;
  height: 70px;
}

.stat-card--team {
  top: 441px;
  left: 24px;
  align-items: flex-start;
  gap: 10px;
}

.stat-card__avatars {
  display: flex;
}

.stat-card__avatars img,
.stat-card__count {
  width: 32px;
  height: 32px;
  margin-right: -9px;
  border-radius: 50%;
}

.stat-card__count {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 0;
  border: 1px solid var(--color-zinc-200);
  background: var(--color-secondary);
  font-size: 10px;
  line-height: 12px;
  color: var(--color-white);
}

.stat-card__progress {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 135px;
}

.stat-card__progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  line-height: 12px;
  color: var(--color-zinc-400);
}

.stat-card__bar {
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--color-zinc-100);
  overflow: hidden;
}

.stat-card__bar span {
  display: block;
  width: var(--value, 83%);
  height: 100%;
  border-radius: inherit;
  background: var(--color-main);
}

.mission__content {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: 609px;
}

.mission__head {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mission__title {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  line-height: var(--lh-h2);
  font-weight: var(--fw-semibold);
  color: var(--color-zinc-900);
}

.mission__lead,
.feature__text {
  font-size: var(--fs-lg);
  line-height: var(--lh-lg);
  color: var(--color-zinc-500);
}

.mission__divider {
  height: 1px;
  border: 0;
  margin: 0;
  background: var(--color-grid-line);
}

.feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.feature__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  margin: 2px;
}

.feature__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature__title {
  font-size: 24px;
  line-height: 36px;
  font-weight: var(--fw-medium);
  color: var(--color-zinc-900);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1200px) {
  .about-hero .hero__title {
    line-height: var(--lh-display);
  }

  .process__title {
    font-size: 48px;
    line-height: 66px;
  }

  .process__sparkle {
    right: var(--gutter);
  }

  .process__media {
    width: 40%;
  }

  .process__step-text {
    font-size: 20px;
    line-height: 32px;
  }

  .mission__media {
    flex-basis: 48%;
  }
}

@media (max-width: 992px) {
  .about-cards {
    grid-template-columns: 1fr;
  }

  .process__inner {
    min-height: 0;
    gap: 40px;
  }

  .process__body {
    display: grid;
    grid-template-columns: 8px 1fr;
    height: auto;
    gap: 24px 20px;
  }

  .process__steps {
    height: 240px;
  }

  .process__media {
    grid-column: 1 / -1;
    width: 100%;
    height: 420px;
  }

  .mission {
    flex-direction: column;
    align-items: stretch;
  }

  .mission__media {
    flex: none;
    height: 520px;
  }

  .mission__content {
    max-width: none;
  }
}

@media (max-width: 768px) {
  .about-hero {
    gap: 32px;
  }

  .about-card {
    padding: 20px;
  }

  .about-card__title {
    font-size: var(--fs-md);
    line-height: var(--lh-md);
  }

  .about-card__icon {
    width: 32px;
    height: 32px;
  }

  .about-card__head {
    gap: 12px;
  }

  .about-card__text {
    font-size: var(--fs-sm);
    line-height: var(--lh-sm);
  }

  .process__inner {
    padding-block: 40px;
  }

  .process__title {
    font-size: 28px;
    line-height: 40px;
  }

  .process__sparkle {
    display: none;
  }

  .process__step-title {
    font-size: var(--fs-md);
    line-height: var(--lh-md);
  }

  .process__step-text {
    font-size: var(--fs-sm);
    line-height: var(--lh-sm);
  }

  .process__steps {
    height: 180px;
    gap: 12px;
  }

  .process__media {
    height: 300px;
  }

  .mission__media {
    height: 360px;
  }

  .stat-card--chart {
    top: 24px;
    right: 16px;
  }

  .stat-card--team {
    top: auto;
    bottom: 24px;
    left: 16px;
  }

  .mission__content {
    gap: 24px;
  }

  .mission__title {
    font-size: var(--fs-lg);
    line-height: var(--lh-lg);
  }

  .mission__lead,
  .feature__text {
    font-size: var(--fs-sm);
    line-height: var(--lh-sm);
  }

  .feature__title {
    font-size: var(--fs-md);
    line-height: var(--lh-md);
  }

  .feature__icon {
    width: 24px;
    height: 24px;
  }
}