/* ==========================================================
   Climate Scenario Lab — page-specific styles
   Load after style.css.
   ========================================================== */

:root {
  --sl-navy: #071f34;
  --sl-navy-soft: #0d304a;
  --sl-blue: #0b5e8e;
  --sl-teal: #16a7a0;
  --sl-teal-dark: #087b78;
  --sl-mint: #bcebe4;
  --sl-ice: #eef8f7;
  --sl-cloud: #f5f8fa;
  --sl-ink: #173042;
  --sl-muted: #5f7482;
  --sl-line: #d6e2e7;
  --sl-white: #ffffff;
  --sl-shadow: 0 18px 50px rgba(7, 31, 52, 0.12);
  --sl-radius-lg: 28px;
  --sl-radius-md: 18px;
}

html {
  scroll-behavior: smooth;
}

/* Neutralise the global main/section card treatment on this landing page. */
.sl-main {
  max-width: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  color: var(--sl-ink);
  background: var(--sl-white);
}

.sl-main section {
  margin: 0;
  padding: 96px 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.sl-container {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.sl-kicker {
  margin: 0 0 14px;
  color: var(--sl-teal-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1.4;
  text-transform: uppercase;
}

.sl-section-heading {
  max-width: 760px;
  margin-bottom: 44px;
}

.sl-section-heading h2,
.sl-scope-copy h2,
.sl-final-cta h2 {
  margin: 0 0 18px;
  color: var(--sl-navy);
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.sl-section-heading > p:last-child,
.sl-scope-copy > p,
.sl-final-cta p {
  margin: 0;
  color: var(--sl-muted);
  font-size: 1.08rem;
}

/* Hero */
.sl-hero {
  position: relative;
  isolation: isolate;
  padding: 104px 0 88px;
  overflow: hidden;
  color: var(--sl-white);
  background:
    radial-gradient(circle at 80% 18%, rgba(22, 167, 160, 0.25), transparent 32%),
    linear-gradient(125deg, #061b2c 0%, #0a3450 62%, #0a525a 100%);
}

.sl-hero::before,
.sl-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  border: 1px solid rgba(188, 235, 228, 0.15);
  border-radius: 50%;
}

.sl-hero::before {
  width: 520px;
  height: 520px;
  right: -180px;
  top: -220px;
}

.sl-hero::after {
  width: 360px;
  height: 360px;
  left: -210px;
  bottom: -230px;
}

.sl-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(420px, 0.96fr);
  align-items: center;
  gap: clamp(48px, 7vw, 90px);
}

.sl-hero .sl-kicker {
  color: var(--sl-mint);
}

.sl-hero h1 {
  max-width: 720px;
  margin: 0 0 24px;
  color: var(--sl-white);
  font-size: clamp(2.75rem, 5.7vw, 5rem);
  line-height: 0.99;
  letter-spacing: -0.055em;
}

.sl-lead {
  max-width: 680px;
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.65;
}

.sl-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.sl-button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.96rem;
  font-weight: 750;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.sl-button:hover {
  transform: translateY(-2px);
  text-decoration: none;
}

.sl-button:focus-visible,
.sl-text-link:focus-visible,
.sl-path-card:focus-visible {
  outline: 3px solid #ffd166;
  outline-offset: 4px;
}

.sl-button-primary {
  color: var(--sl-navy);
  background: var(--sl-mint);
}

.sl-button-primary:hover {
  background: #d7f6f1;
}

.sl-button-secondary {
  color: var(--sl-white);
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.06);
}

.sl-button-secondary:hover {
  border-color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.12);
}

.sl-hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 680px;
  margin: 42px 0 0;
  padding: 24px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  list-style: none;
}

.sl-hero-facts li {
  padding-right: 20px;
}

.sl-hero-facts li + li {
  padding-left: 20px;
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.sl-hero-facts strong,
.sl-hero-facts span {
  display: block;
}

.sl-hero-facts strong {
  color: var(--sl-white);
  font-size: 1.05rem;
}

.sl-hero-facts span {
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.63);
  font-size: 0.78rem;
}

/* Hero analytical visual */
.sl-visual {
  position: relative;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.19);
  border-radius: var(--sl-radius-lg);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.28);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
}

.sl-visual::before {
  content: "";
  position: absolute;
  inset: 10px -10px -10px 10px;
  z-index: -1;
  border-radius: var(--sl-radius-lg);
  background: rgba(22, 167, 160, 0.13);
}

.sl-visual-topline,
.sl-pathway-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.sl-visual-topline {
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sl-status {
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--sl-mint);
  background: rgba(22, 167, 160, 0.15);
}

.sl-visual-question {
  padding: 24px 0 22px;
}

.sl-visual-question span,
.sl-visual-question strong {
  display: block;
}

.sl-visual-question span {
  margin-bottom: 6px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.78rem;
}

.sl-visual-question strong {
  color: var(--sl-white);
  font-size: 1.15rem;
  line-height: 1.35;
}

.sl-pathways {
  display: grid;
  gap: 18px;
  padding: 22px;
  border-radius: var(--sl-radius-md);
  background: rgba(3, 21, 34, 0.45);
}

.sl-pathway-label {
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.82rem;
}

.sl-pathway-label strong {
  color: var(--sl-white);
  font-size: 0.78rem;
}

.sl-track {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
}

.sl-track i {
  display: block;
  width: var(--level);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sl-teal), #f2c14e);
}

.sl-visual-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.sl-visual-metrics div {
  min-height: 92px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
}

.sl-visual-metrics span,
.sl-visual-metrics strong {
  display: block;
}

.sl-visual-metrics span {
  color: var(--sl-mint);
  font-size: 0.7rem;
  font-weight: 800;
}

.sl-visual-metrics strong {
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.78rem;
  line-height: 1.35;
}

.sl-visual-note {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.48);
  font-size: 0.72rem;
}

/* General sections */
.sl-section-light {
  background: var(--sl-white);
}

.sl-section-tint {
  background: linear-gradient(135deg, var(--sl-ice), var(--sl-cloud));
}

.sl-use-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.sl-use-card {
  min-height: 245px;
  padding: 26px;
  border: 1px solid var(--sl-line);
  border-radius: var(--sl-radius-md);
  background: var(--sl-white);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.sl-use-card:hover {
  transform: translateY(-5px);
  border-color: rgba(22, 167, 160, 0.6);
  box-shadow: var(--sl-shadow);
}

.sl-use-card > span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  margin-bottom: 40px;
  border-radius: 50%;
  color: var(--sl-teal-dark);
  font-size: 0.75rem;
  font-weight: 800;
  background: var(--sl-ice);
}

.sl-use-card h3,
.sl-process h3,
.sl-deliverables-grid h3,
.sl-boundary-card h3,
.sl-product-path h3 {
  margin: 0 0 10px;
  color: var(--sl-navy);
  font-size: 1.12rem;
  line-height: 1.3;
}

.sl-use-card p,
.sl-process p,
.sl-deliverables-grid p,
.sl-product-path p {
  margin: 0;
  color: var(--sl-muted);
  font-size: 0.94rem;
}

/* Scope and process */
.sl-scope-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(480px, 1.1fr);
  align-items: start;
  gap: clamp(54px, 8vw, 110px);
}

.sl-scope-copy {
  position: sticky;
  top: 110px;
}

.sl-scope-callout {
  margin-top: 32px;
  padding: 22px;
  border-left: 4px solid var(--sl-teal);
  border-radius: 0 14px 14px 0;
  background: rgba(255, 255, 255, 0.85);
}

.sl-scope-callout strong {
  color: var(--sl-navy);
}

.sl-scope-callout p {
  margin: 6px 0 0;
  color: var(--sl-muted);
}

.sl-process {
  margin: 0;
  padding: 0;
  list-style: none;
}

.sl-process li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--sl-line);
}

.sl-process li:first-child {
  padding-top: 0;
}

.sl-process > li > span {
  display: grid;
  width: 50px;
  height: 50px;
  place-items: center;
  border-radius: 15px;
  color: var(--sl-white);
  font-size: 0.78rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--sl-blue), var(--sl-teal-dark));
}

/* Deliverables */
.sl-main .sl-section-dark {
  color: var(--sl-white);
  background:
    radial-gradient(circle at 88% 10%, rgba(22, 167, 160, 0.18), transparent 30%),
    var(--sl-navy);
}

.sl-section-heading-light h2 {
  color: var(--sl-white);
}

.sl-section-heading-light .sl-kicker {
  color: var(--sl-mint);
}

.sl-deliverables-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--sl-radius-lg);
  background: rgba(255, 255, 255, 0.12);
}

.sl-deliverables-grid article {
  min-height: 220px;
  padding: 30px;
  background: rgba(255, 255, 255, 0.045);
}

.sl-deliverable-number {
  display: block;
  margin-bottom: 44px;
  color: var(--sl-mint);
  font-size: 0.76rem;
  font-weight: 800;
}

.sl-deliverables-grid h3 {
  color: var(--sl-white);
}

.sl-deliverables-grid p {
  color: rgba(255, 255, 255, 0.66);
}

/* Inputs and boundaries */
.sl-boundary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.sl-boundary-card {
  padding: 34px;
  border: 1px solid var(--sl-line);
  border-radius: var(--sl-radius-lg);
}

.sl-boundary-in {
  background: var(--sl-ice);
}

.sl-boundary-out {
  background: var(--sl-cloud);
}

.sl-check-list,
.sl-minus-list {
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  color: var(--sl-muted);
  list-style: none;
}

.sl-check-list li,
.sl-minus-list li {
  position: relative;
  padding-left: 30px;
}

.sl-check-list li::before,
.sl-minus-list li::before {
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 900;
}

.sl-check-list li::before {
  content: "✓";
  color: var(--sl-teal-dark);
}

.sl-minus-list li::before {
  content: "–";
  color: #8b5960;
}

/* Product path */
.sl-product-path {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  gap: 18px;
}

.sl-path-card,
.sl-path-current {
  padding: 30px;
  border-radius: var(--sl-radius-md);
}

.sl-path-card {
  border: 1px solid var(--sl-line);
  color: inherit;
  background: var(--sl-white);
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.sl-path-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sl-shadow);
  text-decoration: none;
}

.sl-path-card > span,
.sl-path-current > span {
  display: block;
  margin-bottom: 28px;
  color: var(--sl-teal-dark);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.sl-path-card strong {
  display: inline-block;
  margin-top: 28px;
  color: var(--sl-blue);
  font-size: 0.88rem;
}

.sl-path-current {
  color: var(--sl-white);
  background: linear-gradient(135deg, var(--sl-navy-soft), var(--sl-teal-dark));
  box-shadow: var(--sl-shadow);
}

.sl-path-current > span {
  color: var(--sl-mint);
}

.sl-path-current h3,
.sl-path-current p {
  color: var(--sl-white);
}

.sl-path-current p {
  opacity: 0.72;
}

/* Final CTA */
.sl-main .sl-final-cta {
  padding: 80px 0;
  color: var(--sl-white);
  background: linear-gradient(115deg, #0a4660, #087b78);
}

.sl-final-cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(310px, 0.65fr);
  align-items: center;
  gap: 70px;
}

.sl-final-cta .sl-kicker {
  color: var(--sl-mint);
}

.sl-final-cta h2 {
  color: var(--sl-white);
}

.sl-final-cta p {
  max-width: 730px;
  color: rgba(255, 255, 255, 0.74);
}

.sl-final-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 18px;
}

.sl-button-accent {
  color: var(--sl-navy);
  background: var(--sl-white);
}

.sl-button-accent:hover {
  background: var(--sl-mint);
}

.sl-text-link {
  color: var(--sl-white);
  font-size: 0.88rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
}

.sl-text-link:hover {
  color: var(--sl-mint);
  text-decoration: none;
}

/* Responsive layout */
@media (max-width: 1000px) {
  .sl-hero-grid,
  .sl-scope-grid,
  .sl-final-cta-inner {
    grid-template-columns: 1fr;
  }

  .sl-hero-copy {
    max-width: 780px;
  }

  .sl-visual {
    width: min(700px, 100%);
  }

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

  .sl-scope-copy {
    position: static;
    max-width: 760px;
  }

  .sl-deliverables-grid,
  .sl-product-path {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sl-path-current {
    order: -1;
    grid-column: 1 / -1;
  }

  .sl-final-actions {
    max-width: 420px;
  }
}

@media (max-width: 700px) {
  .sl-main section {
    padding: 70px 0;
  }

  .sl-container {
    width: min(100% - 32px, 1180px);
  }

  .sl-hero {
    padding: 74px 0 64px;
  }

  .sl-hero h1 {
    font-size: clamp(2.5rem, 13vw, 3.8rem);
  }

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

  .sl-actions .sl-button {
    width: 100%;
  }

  .sl-hero-facts {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .sl-hero-facts li,
  .sl-hero-facts li + li {
    padding: 0 0 14px;
    border-left: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }

  .sl-visual {
    padding: 18px;
    border-radius: 20px;
  }

  .sl-visual-metrics,
  .sl-use-grid,
  .sl-deliverables-grid,
  .sl-boundary-grid,
  .sl-product-path {
    grid-template-columns: 1fr;
  }

  .sl-visual-metrics div {
    min-height: auto;
  }

  .sl-use-card {
    min-height: 0;
  }

  .sl-use-card > span,
  .sl-deliverable-number {
    margin-bottom: 24px;
  }

  .sl-deliverables-grid article {
    min-height: 0;
  }

  .sl-path-current {
    grid-column: auto;
  }
}

@media (max-width: 480px) {
  .sl-visual-topline,
  .sl-pathway-label {
    align-items: flex-start;
  }

  .sl-pathway-label {
    flex-direction: column;
    gap: 2px;
  }

  .sl-process li {
    grid-template-columns: 44px 1fr;
    gap: 14px;
  }

  .sl-process > li > span {
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }

  .sl-boundary-card,
  .sl-path-card,
  .sl-path-current {
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .sl-button,
  .sl-use-card,
  .sl-path-card {
    transition: none;
  }
}