.fissures-demo {
  --content: 1380px;
  --demo-deep: #102f3d;
  --demo-ink: #193b49;
  --demo-aqua: #0d7f88;
  --demo-mint: #d7eff1;
  --demo-pale: #eef6f7;
  --demo-warm: #e8ecef;
}

.fissures-demo main {
  overflow: clip;
}

.fissures-demo__breadcrumb {
  border-bottom: 1px solid var(--color-border);
  background: #e5ecef;
}

.fissures-demo__breadcrumb .wrap {
  display: flex;
  min-height: 48px;
  align-items: center;
  gap: 10px;
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.fissures-demo__breadcrumb a {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  gap: 7px;
  text-decoration: none;
}

.fissures-demo__hero {
  position: relative;
  border-bottom: 1px solid var(--color-border);
  background:
    radial-gradient(circle at 84% 12%, rgba(17, 179, 191, 0.2), transparent 30%),
    linear-gradient(145deg, #dce8eb 0%, #edf4f5 58%, #d5e5e8 100%);
  padding-block: clamp(64px, 8vw, 118px);
}

.fissures-demo__hero::after {
  position: absolute;
  right: -100px;
  bottom: -210px;
  width: 440px;
  height: 440px;
  border: 1px solid rgba(13, 127, 136, 0.2);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.fissures-demo__hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(310px, 0.65fr);
  align-items: center;
  gap: clamp(40px, 7vw, 96px);
}

.fissures-demo__hero h1 {
  max-width: 15ch;
  font-size: clamp(2.7rem, 5.4vw, 5.25rem);
}

.fissures-demo__hero-copy .lead {
  max-width: 700px;
}

.fissures-demo__hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: 34px;
}

.fissures-demo__text-link {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  gap: 8px;
  padding-inline: 5px;
  text-decoration: none;
}

.fissures-demo__source-note {
  max-width: 760px;
  margin: 32px 0 0;
  border-left: 3px solid var(--demo-aqua);
  padding-left: 18px;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.fissures-demo__hero-panel {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  background: var(--demo-deep);
  color: #dcecef;
  padding: clamp(28px, 4vw, 48px);
  box-shadow: var(--shadow-md);
}

.fissures-demo__hero-panel h2 {
  margin-bottom: 28px;
  color: #f6fbfc;
  font-size: clamp(1.55rem, 2.5vw, 2.25rem);
  line-height: 1.12;
}

.fissures-demo__panel-label,
.fissures-demo__viewer-label {
  margin: 0 0 12px;
  color: #8edbe0;
  font-size: 0.7rem;
  font-weight: 820;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.fissures-demo__proof-path {
  display: grid;
  gap: 0;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.fissures-demo__proof-path li {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: start;
  gap: 13px;
  border-top: 1px solid rgba(215, 239, 241, 0.2);
  padding-block: 15px;
}

.fissures-demo__proof-path span {
  color: #8edbe0;
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.fissures-demo__proof-path strong {
  color: #eff8f9;
  font-size: 0.93rem;
  line-height: 1.4;
}

.fissures-demo__hero-panel > p:last-child {
  margin: 0;
  color: #b9ced4;
  font-size: 0.86rem;
}

.fissures-demo__situation {
  background: var(--surface-blue);
}

.fissures-demo__situation-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: clamp(44px, 8vw, 120px);
}

.fissures-demo__situation .section-heading {
  position: sticky;
  top: 120px;
  margin: 0;
}

.fissures-demo__situation .section-heading h2 {
  max-width: 13ch;
}

.fissures-demo__object-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.fissures-demo__object-grid article {
  min-height: 250px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.38);
  padding: clamp(24px, 3vw, 34px);
}

.fissures-demo__object-grid h3 {
  margin-top: 25px;
}

.fissures-demo__object-grid p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.fissures-demo__object-index {
  display: inline-grid;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--surface-aqua);
  color: var(--color-number);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  place-items: center;
}

.fissures-demo__chain {
  border-block: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--demo-deep);
  color: #c8dadd;
}

.fissures-demo__chain h2,
.fissures-demo__chain h3 {
  color: #f3f9fa;
}

.fissures-demo__chain .eyebrow {
  color: #8edbe0;
}

.fissures-demo__section-intro,
.fissures-demo__figures-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.65fr);
  align-items: end;
  gap: clamp(32px, 7vw, 96px);
  margin-bottom: clamp(42px, 6vw, 72px);
}

.fissures-demo__section-intro h2,
.fissures-demo__figures-heading h2 {
  max-width: 15ch;
  margin-bottom: 0;
}

.fissures-demo__section-intro > p {
  margin-bottom: 0;
  color: #aac3c8;
}

.fissures-demo__chain-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  background: rgba(215, 239, 241, 0.16);
  list-style: none;
}

.fissures-demo__chain-list li {
  min-height: 275px;
  background: var(--demo-deep);
  padding: clamp(26px, 3.5vw, 42px);
}

.fissures-demo__chain-number {
  display: block;
  margin-bottom: 44px;
  color: #8edbe0;
  font-size: 0.8rem;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.fissures-demo__chain-kind {
  margin: 0 0 8px;
  color: #86cbd0;
  font-size: 0.68rem;
  font-weight: 820;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.fissures-demo__chain-list h3 {
  font-size: 1.18rem;
}

.fissures-demo__chain-list li p:last-child {
  margin: 0;
  color: #aac3c8;
  font-size: 0.88rem;
}

.fissures-demo__governance-note {
  display: grid;
  grid-template-columns: minmax(240px, 0.55fr) minmax(0, 1.45fr);
  gap: 28px;
  margin-top: 30px;
  border: 1px solid rgba(142, 219, 224, 0.28);
  border-radius: var(--radius-md);
  background: rgba(142, 219, 224, 0.06);
  padding: 24px 28px;
}

.fissures-demo__governance-note strong {
  color: #e5f3f5;
}

.fissures-demo__governance-note p {
  margin: 0;
  color: #aac3c8;
}

.fissures-demo__figures {
  background: #eef3f5;
}

.fissures-demo__validation-note {
  border-left: 3px solid var(--demo-aqua);
  padding: 4px 0 4px 20px;
}

.fissures-demo__validation-note strong {
  display: block;
  margin-bottom: 5px;
  color: var(--demo-ink);
}

.fissures-demo__validation-note p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.fissures-demo__family-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 34px;
}

.fissures-demo__family-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: #e2eaed;
  padding: 9px 15px;
  font-size: 0.82rem;
  text-decoration: none;
}

.fissures-demo__family-nav a:hover {
  background: var(--surface-hover);
}

.fissures-demo__family-nav span {
  display: inline-grid;
  min-width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--state-active);
  color: var(--color-on-control);
  font-size: 0.68rem;
  place-items: center;
}

.fissures-demo__catalogue {
  display: grid;
  gap: 28px;
}

.fissures-demo__figure-family {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: #f8fbfc;
  box-shadow: var(--shadow-sm);
  scroll-margin-top: 110px;
}

.fissures-demo__figure-family > header {
  display: grid;
  grid-template-columns: 105px 1fr auto;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--color-border);
  background: #dde8eb;
  padding: 22px clamp(22px, 4vw, 40px);
}

.fissures-demo__figure-family > header p,
.fissures-demo__figure-family > header h3,
.fissures-demo__figure-family > header span {
  margin: 0;
}

.fissures-demo__figure-family > header p,
.fissures-demo__figure-family > header span {
  color: var(--color-text-muted);
  font-size: 0.72rem;
  font-weight: 820;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.fissures-demo__figure-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.fissures-demo__figure-list > li + li {
  border-top: 1px solid var(--line);
}

.fissures-demo__figure-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  padding: clamp(23px, 3vw, 36px) clamp(22px, 4vw, 40px);
}

.fissures-demo__figure-copy > span {
  display: block;
  margin-bottom: 8px;
  color: var(--demo-aqua);
  font-size: 0.68rem;
  font-weight: 840;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.fissures-demo__figure-copy h4 {
  margin: 0 0 8px;
  color: var(--demo-ink);
  font-size: clamp(1.05rem, 1.5vw, 1.28rem);
  line-height: 1.25;
}

.fissures-demo__figure-copy p {
  max-width: 76ch;
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.fissures-demo__figure-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 9px;
}

.fissures-demo__figure-actions button,
.fissures-demo__figure-actions a,
.fissures-demo__viewer-link,
.fissures-demo__viewer-return {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #e2eaed;
  color: var(--color-link);
  padding: 9px 14px;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 760;
  line-height: 1.25;
  text-decoration: none;
  cursor: pointer;
}

.fissures-demo__figure-actions button {
  border-color: var(--state-active);
  background: var(--state-active);
  color: var(--color-on-control);
}

.fissures-demo__figure-actions button:hover,
.fissures-demo__figure-actions button[aria-pressed="true"] {
  background: var(--button-primary-hover);
}

.fissures-demo__figure-actions a:hover,
.fissures-demo__viewer-link:hover,
.fissures-demo__viewer-return:hover {
  background: var(--surface-hover);
}

.fissures-demo__viewer {
  margin-top: 36px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-md);
  scroll-margin-top: 110px;
}

.fissures-demo__viewer-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  border-bottom: 1px solid var(--color-border);
  padding: 24px clamp(22px, 4vw, 40px);
}

.fissures-demo__viewer-label {
  color: var(--demo-aqua);
}

.fissures-demo__viewer-header h3 {
  margin-bottom: 7px;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
}

.fissures-demo__viewer-header p:last-child {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.86rem;
}

.fissures-demo__viewer-header-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.fissures-demo__viewer-mount {
  position: relative;
  min-height: 330px;
  overflow: hidden;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  background: #f5f8fa;
}

.fissures-demo__viewer-empty,
.fissures-demo__viewer-loading,
.fissures-demo__viewer-error {
  display: grid;
  min-height: 330px;
  align-content: center;
  justify-items: center;
  padding: 38px;
  text-align: center;
}

.fissures-demo__viewer-empty span {
  display: grid;
  width: 72px;
  height: 72px;
  margin-bottom: 18px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: #e0ebed;
  color: var(--color-number);
  font-size: 1.3rem;
  font-weight: 850;
  place-items: center;
}

.fissures-demo__viewer-empty p,
.fissures-demo__viewer-loading p,
.fissures-demo__viewer-error p {
  max-width: 48ch;
  margin: 0;
  color: var(--color-text-muted);
}

.fissures-demo__viewer-loading::before {
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border: 4px solid var(--demo-mint);
  border-top-color: var(--demo-aqua);
  border-radius: 50%;
  animation: demo-fissures-spin 800ms linear infinite;
  content: "";
}

@keyframes demo-fissures-spin {
  to { transform: rotate(1turn); }
}

.fissures-demo__viewer-frame {
  display: block;
  width: 100%;
  min-height: 760px;
  border: 0;
  background: #fff;
}

.fissures-demo__viewer-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--color-border);
  padding: 16px clamp(22px, 4vw, 40px);
}

.fissures-demo__scope-note {
  max-width: 1060px;
  margin: 28px auto 0;
  color: var(--color-text-muted);
  font-size: 0.83rem;
  text-align: center;
}

.fissures-demo__interpretation {
  background: var(--surface-blue);
}

.fissures-demo__interpretation-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 15px;
}

.fissures-demo__interpretation-grid article {
  border-top: 4px solid var(--demo-aqua);
  background: rgba(255, 255, 255, 0.35);
  padding: 28px 24px;
}

.fissures-demo__interpretation-grid span {
  display: block;
  margin-bottom: 30px;
  color: var(--demo-aqua);
  font-size: 0.69rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.fissures-demo__interpretation-grid h3 {
  font-size: 1.08rem;
}

.fissures-demo__interpretation-grid p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.87rem;
}

.fissures-demo__transfer {
  border-block: 1px solid var(--color-border);
  background: var(--demo-mint);
  padding-block: clamp(68px, 8vw, 112px);
}

.fissures-demo__transfer-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  align-items: center;
  gap: clamp(40px, 9vw, 130px);
}

.fissures-demo__transfer-layout h2 {
  max-width: 16ch;
}

.fissures-demo__transfer-layout p:last-child {
  max-width: 63ch;
  margin-bottom: 0;
}

.fissures-demo__transfer-layout ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.fissures-demo__transfer-layout li {
  position: relative;
  border-top: 1px solid rgba(64, 100, 124, 0.36);
  padding: 14px 0 14px 28px;
  color: var(--demo-ink);
  font-weight: 690;
}

.fissures-demo__transfer-layout li::before {
  position: absolute;
  top: 21px;
  left: 4px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--demo-aqua);
  content: "";
}

.fissures-demo__cta {
  background: var(--demo-deep);
  padding-block: clamp(60px, 7vw, 92px);
}

.fissures-demo__cta-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 42px;
}

.fissures-demo__cta .eyebrow {
  color: #8edbe0;
}

.fissures-demo__cta h2 {
  max-width: 21ch;
  color: #f4fafb;
  font-size: clamp(1.85rem, 3.5vw, 3.25rem);
}

.fissures-demo__cta p:last-child {
  max-width: 72ch;
  margin-bottom: 0;
  color: #b5cbd0;
}

.fissures-demo__cta .btn {
  border-color: #8edbe0;
  background: #8edbe0;
  color: var(--demo-deep);
}

@media (max-width: 1080px) {
  .fissures-demo__hero-layout,
  .fissures-demo__situation-layout,
  .fissures-demo__transfer-layout {
    grid-template-columns: 1fr;
  }

  .fissures-demo__hero-panel {
    max-width: 760px;
  }

  .fissures-demo__situation .section-heading {
    position: static;
  }

  .fissures-demo__chain-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 820px) {
  .fissures-demo .site-header {
    position: static;
  }

  .fissures-demo__section-intro,
  .fissures-demo__figures-heading,
  .fissures-demo__governance-note,
  .fissures-demo__cta-layout {
    grid-template-columns: 1fr;
  }

  .fissures-demo__object-grid {
    grid-template-columns: 1fr;
  }

  .fissures-demo__figure-family > header {
    grid-template-columns: 1fr auto;
  }

  .fissures-demo__figure-family > header p {
    grid-column: 1 / -1;
  }

  .fissures-demo__figure-card {
    grid-template-columns: 1fr;
  }

  .fissures-demo__figure-actions {
    justify-content: flex-start;
  }

  .fissures-demo__viewer-header {
    grid-template-columns: 1fr;
  }

  .fissures-demo__cta-layout .btn {
    justify-self: start;
  }
}

@media (max-width: 620px) {
  .fissures-demo__breadcrumb .wrap {
    align-items: flex-start;
    flex-direction: column;
    gap: 0;
    padding-block: 8px;
  }

  .fissures-demo__breadcrumb .wrap > span[aria-hidden="true"] {
    display: none;
  }

  .fissures-demo__hero {
    padding-top: 48px;
  }

  .fissures-demo__hero h1 {
    font-size: clamp(2.35rem, 13vw, 3.45rem);
  }

  .fissures-demo__hero-actions,
  .fissures-demo__figure-actions,
  .fissures-demo__viewer-header-actions,
  .fissures-demo__viewer-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .fissures-demo__hero-actions .btn,
  .fissures-demo__figure-actions button,
  .fissures-demo__figure-actions a,
  .fissures-demo__viewer-link,
  .fissures-demo__viewer-return {
    width: 100%;
  }

  .fissures-demo__chain-list,
  .fissures-demo__interpretation-grid {
    grid-template-columns: 1fr;
  }

  .fissures-demo__chain-list li {
    min-height: 0;
  }

  .fissures-demo__chain-number {
    margin-bottom: 25px;
  }

  .fissures-demo__family-nav {
    display: grid;
  }

  .fissures-demo__family-nav a {
    justify-content: space-between;
  }

  .fissures-demo__figure-family > header {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .fissures-demo__viewer-frame {
    min-height: 620px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .fissures-demo__viewer-loading::before {
    animation: none;
  }
}