.hero-home {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
  background: var(--bg-base);
  aspect-ratio: 16 / 9;
}

@media (max-width: 1600px) {
  .hero-home {
    width: 100%;
    aspect-ratio: auto;
  }
}

.hero-video,
.hero-video-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-video {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  transform: translate3d(0, calc(var(--scroll-shift, 0px) * 0.9), 0) scale(1.08);
  filter: saturate(1.08) contrast(1.04) brightness(0.9);
  z-index: 0;
}

.hero-video-overlay {
  z-index: 1;
  background:
    linear-gradient(115deg, rgba(10, 24, 31, 0.72) 0%, rgba(10, 24, 31, 0.36) 36%, rgba(10, 24, 31, 0.12) 100%),
    radial-gradient(circle at 20% 18%, rgba(48, 210, 190, 0.16), transparent 24%),
    radial-gradient(circle at 72% 62%, rgba(11, 163, 96, 0.18), transparent 28%);
}

html[data-theme='light'] .hero-video-overlay {
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.28) 36%, rgba(255, 255, 255, 0.12) 100%),
    radial-gradient(circle at 20% 18%, rgba(48, 210, 190, 0.18), transparent 24%),
    radial-gradient(circle at 72% 62%, rgba(11, 163, 96, 0.12), transparent 28%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(var(--container-width), calc(100% - 32px));
  padding-top: 126px;
  padding-bottom: 80px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}

.hero-copy-block,
.hero-message-block {
  display: block;
  width: min(760px, 100%);
  border-radius: var(--radius-lg);
  padding: 28px 30px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--surface-border);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.hero-copy-block h1 {
  margin: 0;
  font-size: clamp(2.9rem, 5vw, 5.4rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
}

.hero-copy-block .eyebrow {
  display: inline-flex;
  margin-bottom: 16px;
}

.hero-message-block {
  width: min(700px, 100%);
}

.hero-kicker {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 2.5vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: -0.05em;
  color: var(--text-primary);
}

.hero-subtitle {
  margin: 0;
  max-width: 62ch;
  font-size: 1.08rem;
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 8px;
}

.hero-anchor {
  position: absolute;
  bottom: 0;
  inset-inline-start: 0;
  width: 100%;
  height: 1px;
}

.presentation-section {
  position: relative;
  min-height: 140vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
  background: var(--bg-base);
}

.section-ambient-video {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  opacity: 0.8;
}

.section-ambient-video::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 18, 24, 0.36), rgba(8, 18, 24, 0.7));
}

html[data-theme='light'] .section-ambient-video::after {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.62));
}

.section-ambient-video video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.08) contrast(1.05) brightness(0.82);
}

.presentation-video-layer,
.presentation-overlay,
.presentation-inner {
  position: absolute;
  inset: 0;
}

.presentation-video-layer {
  pointer-events: none;
  opacity: 0.8;
  will-change: opacity, transform;
  top: 14%;
  width: min(36vw, 500px);
  aspect-ratio: 9 / 16;
  overflow: hidden;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-soft);
}

.presentation-video-layer--one {
  z-index: 0;
  inset-inline-start: 10%;
}

.presentation-video-layer--two {
  z-index: 1;
  inset-inline-end: 10%;
}

.presentation-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  display: block;
  filter: saturate(1.08) contrast(1.08) brightness(0.82);
}

.presentation-overlay {
  z-index: 2;
  background:
    linear-gradient(180deg, rgba(8, 18, 24, 0.22), rgba(8, 18, 24, 0.4)),
    radial-gradient(circle at 15% 30%, rgba(48, 210, 190, 0.08), transparent 22%),
    radial-gradient(circle at 80% 66%, rgba(115, 92, 255, 0.10), transparent 26%);
}

html[data-theme='light'] .presentation-overlay {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.56)),
    radial-gradient(circle at 15% 30%, rgba(48, 210, 190, 0.12), transparent 22%),
    radial-gradient(circle at 80% 66%, rgba(98, 123, 255, 0.10), transparent 26%);
}

.presentation-inner {
  position: relative;
  z-index: 3;
  display: grid;
  align-items: center;
  width: min(var(--container-width), calc(100% - 32px));
  margin-inline: auto;
  padding-block: 120px 80px;
}

.problem-section,
.solution-section,
.site-footer {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.site-footer {
  z-index: 0;
}

.site-footer > .container,
.problem-container,
.solution-container {
  position: relative;
  z-index: 2;
}

.section-ambient-video--footer {
  opacity: 0.8;
}

.presentation-panel,
.presentation-meta {
  width: min(760px, 100%);
  border-radius: var(--radius-lg);
  padding: 28px 30px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--surface-border);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.presentation-panel {
  margin-bottom: 18px;
}

.presentation-panel h2 {
  margin: 0;
  font-size: clamp(2.4rem, 4vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.presentation-panel p {
  margin: 16px 0 0;
  max-width: 64ch;
  font-size: 1.08rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.presentation-meta {
  width: min(520px, 100%);
  padding: 18px 22px;
}

.presentation-meta p {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--text-primary);
  font-weight: 600;
}

.problem-section {
  position: relative;
  padding: 92px 0 112px;
  background: var(--bg-base);
}

.problem-container {
  position: relative;
}

.problem-header {
  width: min(760px, 100%);
  padding: 24px 28px;
  margin-bottom: 26px;
}

.problem-header h2 {
  margin: 0;
  font-size: clamp(2.1rem, 3vw, 3.3rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 20px;
}

.problem-card {
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px 20px 18px;
  min-height: 260px;
  transition: transform 420ms var(--ease-emphasized), border-color 420ms var(--ease-emphasized), box-shadow 420ms var(--ease-emphasized);
}

.problem-card--wide {
  grid-column: span 7;
}

.problem-card--medium {
  grid-column: span 5;
}

.problem-card--tall {
  grid-column: span 4;
}

.problem-card:hover {
  transform: translateY(-3px);
}

.problem-icon-wrap {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--surface-border);
  overflow: hidden;
}

.problem-icon {
  width: 30px;
  height: 30px;
  background-color: var(--problem-icon-color, var(--brand-teal));
  -webkit-mask: var(--icon-image) center / contain no-repeat;
  mask: var(--icon-image) center / contain no-repeat;
}

html[data-theme='light'] .problem-icon {
  --problem-icon-color: #087f73;
}

.problem-copy {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.problem-copy h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2vw, 1.7rem);
  line-height: 1.2;
  letter-spacing: -0.04em;
}

.problem-summary {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 1rem;
}

.problem-body {
  max-height: 0;
  opacity: 0.7;
  overflow: hidden;
  transition: max-height 520ms var(--ease-emphasized), opacity 500ms ease, margin-top 420ms ease;
}

.problem-card.is-expanded .problem-body {
  max-height: 420px;
  opacity: 0.8;
  margin-top: 8px;
}

.problem-body p {
  margin: 0 0 12px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.problem-photo-slot {
  min-height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  border: 1px dashed var(--surface-border-strong);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  color: var(--text-secondary);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.problem-toggle-wrap {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.problem-toggle {
  min-width: 240px;
}

.solution-section {
  position: relative;
  padding: 118px 0 126px;
  background: var(--bg-base);
  overflow: hidden;
  isolation: isolate;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.solution-video-bg,
.solution-video-scrim {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.solution-video-bg {
  z-index: 0;
  opacity: 0.4;
}

.solution-video-bg video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.08) contrast(1.05) brightness(0.82);
}

.solution-video-scrim {
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(8, 18, 24, 0.36), rgba(8, 18, 24, 0.72)),
    radial-gradient(circle at 15% 10%, rgba(48, 210, 190, 0.12), transparent 20%),
    radial-gradient(circle at 80% 72%, rgba(117, 89, 255, 0.12), transparent 26%);
}

html[data-theme='light'] .solution-video-scrim {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.62)),
    radial-gradient(circle at 15% 10%, rgba(48, 210, 190, 0.12), transparent 20%),
    radial-gradient(circle at 80% 72%, rgba(117, 89, 255, 0.1), transparent 26%);
}

.solution-container {
  position: relative;
  z-index: 2;
}

.solution-header {
  width: min(920px, 100%);
  padding: 28px 30px;
  margin-bottom: 22px;
}

.solution-header h2 {
  margin: 0;
  font-size: clamp(2.3rem, 3.3vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.solution-header p {
  margin: 14px 0 0;
  color: var(--text-secondary);
  font-size: 1.07rem;
  line-height: 1.8;
  max-width: 70ch;
}

.solution-switcher {
  position: relative;
  z-index: 2;
  display: inline-flex;
  gap: 8px;
  padding: 8px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.solution-tab {
  border: 0;
  background: transparent;
  color: var(--text-secondary);
  font: inherit;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 260ms var(--ease-emphasized);
}

.solution-tab.is-active {
  background: var(--bg-surface-strong);
  color: var(--text-primary);
  box-shadow: var(--shadow-soft);
}

.solution-panel {
  position: relative;
  z-index: 2;
  display: none;
}

.solution-panel.is-active {
  display: block;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.solution-item {
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 20px 18px 18px;
  min-height: 260px;
  height: 100%;
  transition: transform 420ms var(--ease-emphasized), border-color 420ms var(--ease-emphasized), box-shadow 420ms var(--ease-emphasized);
}

.solution-item:hover {
  transform: translateY(-3px);
}

.solution-item-head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
  min-height: 54px;
}

.solution-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(48, 210, 190, 0.1);
  border: 1px solid var(--surface-border);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--brand-teal);
}

.solution-item-head h3 {
  margin: 0;
  font-size: clamp(1.32rem, 1.8vw, 1.75rem);
  line-height: 1.2;
  letter-spacing: -0.04em;
}

.solution-summary {
  margin: 0;
  min-height: 3.2em;
  color: var(--text-secondary);
  line-height: 1.6;
  display: flex;
  align-items: flex-start;
}

.solution-body {
  margin-top: auto;
  max-height: 0;
  opacity: 0.6;
  overflow: hidden;
  transition: max-height 500ms var(--ease-emphasized), opacity 420ms ease, margin-top 420ms ease;
}

.solution-item.is-expanded .solution-body {
  max-height: 260px;
  opacity: 0.6;
  margin-top: 2px;
}

.solution-body p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.7;
}

.solution-toggle-wrap {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.solution-toggle {
  min-width: 250px;
}

[data-reveal] {
  opacity: 0.7;
  transform: translate3d(0, 26px, 0) scale(0.985);
  filter: blur(10px);
  transition:
    opacity 760ms var(--ease-emphasized),
    transform 760ms var(--ease-emphasized),
    filter 760ms var(--ease-emphasized),
    box-shadow 760ms var(--ease-emphasized);
}

[data-reveal].is-visible {
  opacity: 0.7;
  transform: translate3d(0, 0, 0) scale(1);
  filter: blur(0);
}

@media (max-width: 900px) {
  .hero-home {
    min-height: 82vh;
    width: 100%;
    aspect-ratio: auto;
  }

  .hero-content {
    padding-top: 112px;
    padding-bottom: 52px;
  }

  .hero-copy-block,
  .hero-message-block {
    width: min(100%, 540px);
    padding: 22px 20px;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    width: min(100%, 540px);
  }

  .hero-actions .button-primary,
  .hero-actions .button-secondary {
    width: 100%;
  }

  .presentation-section {
    min-height: 110vh;
  }

  .presentation-panel,
  .presentation-meta {
    width: min(100%, 540px);
    padding: 22px 20px;
  }

  .presentation-panel p {
    font-size: 1rem;
  }

  .problem-grid,
  .solution-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .problem-card,
  .solution-item {
    grid-column: span 1;
  }

  .problem-card--wide,
  .problem-card--medium,
  .problem-card--tall {
    grid-column: span 1;
  }
}

@media (max-width: 560px) {
  .hero-content {
    width: min(var(--container-width), calc(100% - 20px));
  }

  .hero-copy-block,
  .hero-message-block,
  .presentation-panel,
  .presentation-meta,
  .problem-header,
  .solution-header {
    width: 100%;
    padding-inline: 18px;
  }

  .hero-copy-block h1 {
    font-size: clamp(2.4rem, 10vw, 3.2rem);
  }

  .hero-kicker {
    font-size: clamp(1.5rem, 7vw, 2.2rem);
  }

  .problem-grid,
  .solution-grid {
    grid-template-columns: 1fr;
  }

  .problem-card,
  .solution-item,
  .problem-card--wide,
  .problem-card--medium,
  .problem-card--tall {
    grid-column: span 1;
  }

  .presentation-video-layer {
    width: min(42vw, 200px);
  }

  .presentation-video-layer--one {
    inset-inline-start: 4%;
  }

  .presentation-video-layer--two {
    inset-inline-end: 4%;
  }
}