:root {
  --case-navy: #071827;
  --case-navy-2: #0b2436;
  --case-teal: #13b99d;
  --case-line: rgba(255, 255, 255, 0.13);
}

.case-hero {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  color: var(--white);
  background: var(--case-navy);
}

.case-hero::before {
  position: absolute;
  inset: 0;
  opacity: 0.16;
  background-image: linear-gradient(rgba(126, 171, 196, 0.24) 1px, transparent 1px), linear-gradient(90deg, rgba(126, 171, 196, 0.24) 1px, transparent 1px);
  background-size: 72px 72px;
  content: "";
}

.case-hero::after {
  position: absolute;
  width: 560px;
  height: 560px;
  top: -260px;
  right: 5%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(93, 85, 231, 0.36), transparent 68%);
  content: "";
}

.case-hero .shell,
.case-section .shell,
.case-cta .shell {
  position: relative;
  z-index: 1;
}

.case-hero__layout {
  min-height: 420px;
  padding: 52px 0 48px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: clamp(32px, 4vw, 52px);
  align-items: center;
}

.case-kicker {
  margin-bottom: 18px;
  color: #72ead8;
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.case-hero h1 {
  max-width: 740px;
  margin-bottom: 18px;
  color: var(--white);
  font-size: clamp(1.85rem, 3.2vw, 2.85rem);
}

.case-hero__lede {
  max-width: 690px;
  margin-bottom: 30px;
  color: #c4d6e2;
  font-size: clamp(0.94rem, 1.25vw, 1.05rem);
  line-height: 1.58;
}

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.case-summary {
  padding: 26px;
  border: 1px solid var(--case-line);
  border-radius: var(--radius-md);
  background: rgba(12, 33, 49, 0.82);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.2);
}

.case-summary__label {
  margin-bottom: 18px;
  color: #72ead8;
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.case-summary h2 {
  margin-bottom: 18px;
  color: var(--white);
  font-size: clamp(1.45rem, 2vw, 1.85rem);
}

.case-summary ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pilot;
}

.case-summary li {
  position: relative;
  min-height: 52px;
  padding: 0 0 16px 52px;
  color: #c4d6e2;
  counter-increment: pilot;
}

.case-summary li::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(114, 234, 216, 0.65);
  border-radius: 9px;
  color: #72ead8;
  font-size: 0.75rem;
  font-weight: 760;
  content: "0" counter(pilot);
}

.case-summary li:last-child {
  padding-bottom: 0;
}

.case-summary strong {
  display: block;
  color: var(--white);
  font-size: 0.97rem;
}

.case-summary small {
  display: block;
  margin-top: 3px;
  color: #9eb7c7;
  font-size: 0.86rem;
  line-height: 1.45;
}

.case-section {
  padding: 76px 0;
  background: var(--paper);
}

.case-section--dark {
  color: var(--white);
  background: var(--case-navy-2);
}

.case-section__heading {
  max-width: 720px;
  margin-bottom: 42px;
}

.case-section__eyebrow {
  margin-bottom: 12px;
  color: #08705f;
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.case-section--dark .case-section__eyebrow {
  color: #72ead8;
}

.case-section__heading h2 {
  margin-bottom: 14px;
}

.case-section__heading p:last-child {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.case-section--dark .case-section__heading p:last-child {
  color: #b8ceda;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.case-operating-map {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) 22px minmax(170px, 1.15fr) 22px minmax(150px, 1fr) 22px minmax(170px, 1.1fr);
  align-items: stretch;
  gap: 10px;
  padding: 18px;
  border: 1px solid rgba(99, 215, 196, 0.3);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, #0d2638, #102d44);
}

.case-operating-map__node {
  min-height: 236px;
  padding: 22px;
  border: 1px solid rgba(178, 205, 219, 0.22);
  border-radius: 12px;
  background: rgba(7, 24, 39, 0.38);
}

.case-operating-map__node--core {
  border-color: rgba(72, 226, 201, 0.72);
  background: linear-gradient(150deg, rgba(12, 116, 104, 0.82), rgba(21, 70, 100, 0.84));
}

.case-operating-map__node--decision {
  border-color: rgba(135, 231, 213, 0.52);
  background: rgba(19, 185, 157, 0.12);
}

.case-operating-map__node > span {
  display: block;
  margin-bottom: 28px;
  color: #72ead8;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.case-operating-map__node h3 {
  color: var(--white);
  font-size: 1.12rem;
  line-height: 1.16;
}

.case-operating-map__node p {
  margin: 0;
  color: #c1d5df;
  font-size: 0.88rem;
  line-height: 1.52;
}

.case-operating-map__arrow {
  align-self: center;
  color: #66e5cf;
  font-size: 1.4rem;
  font-weight: 500;
  text-align: center;
}

.case-output-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 18px;
  border: 1px solid rgba(178, 205, 219, 0.2);
  border-radius: 12px;
  overflow: hidden;
}

.case-output-strip > div {
  min-height: 120px;
  padding: 20px 22px;
  background: rgba(16, 43, 61, 0.7);
}

.case-output-strip > div + div {
  border-left: 1px solid rgba(178, 205, 219, 0.2);
}

.case-output-strip strong,
.case-output-strip span {
  display: block;
}

.case-output-strip strong {
  margin-bottom: 8px;
  color: #79ebd7;
  font-size: 0.88rem;
}

.case-output-strip span {
  color: #b8ceda;
  font-size: 0.82rem;
  line-height: 1.48;
}

.case-card {
  padding: 28px;
  border: 1px solid rgba(178, 205, 219, 0.18);
  border-radius: var(--radius-sm);
  background: #102a3c;
  box-shadow: none;
}

.case-card__number {
  display: inline-flex;
  min-width: 42px;
  margin-bottom: 18px;
  color: #08705f;
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.1em;
}

.case-card h3 {
  margin-bottom: 10px;
}

.case-card p {
  margin-bottom: 0;
  color: var(--ink-soft);
}

.case-role-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.case-role {
  padding: 30px;
  border: 1px solid var(--case-line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
}

.case-role--accent {
  border-color: rgba(19, 185, 157, 0.66);
  background: rgba(19, 185, 157, 0.08);
}

.case-role h3 {
  color: var(--white);
}

.case-role p,
.case-role li {
  color: #c4d6e2;
}

.case-role ul {
  margin: 18px 0 0;
  padding-left: 20px;
}

.case-role li + li {
  margin-top: 8px;
}

.case-pilot-summary {
  background: #0e2638;
}

.case-sequence {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(178, 205, 219, 0.26);
  border-bottom: 1px solid rgba(178, 205, 219, 0.26);
}

.case-sequence__step {
  position: relative;
  min-height: 190px;
  padding: 28px 30px 24px;
}

.case-sequence__step + .case-sequence__step {
  border-left: 1px solid rgba(178, 205, 219, 0.26);
}

.case-sequence__step span {
  display: block;
  margin-bottom: 18px;
  color: #08705f;
  font-size: 0.73rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.case-sequence__step strong {
  display: block;
  max-width: 260px;
  color: var(--ink);
  font-size: 1.35rem;
  line-height: 1.17;
  letter-spacing: -0.025em;
}

.case-sequence__step p {
  max-width: 280px;
  margin: 12px 0 0;
  color: var(--ink-soft);
  font-size: 0.93rem;
  line-height: 1.55;
}

.case-deck-note {
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 0.91rem;
}

.case-deck-note a {
  color: #08705f;
  font-weight: 720;
}

.case-cta {
  padding: 80px 0;
  color: var(--white);
  background: var(--case-navy);
}

.case-cta__panel {
  padding: 44px;
  border-radius: var(--radius-lg);
  background: linear-gradient(125deg, #0f766b, #222e72);
}

.case-cta__panel h2 {
  max-width: 650px;
  color: var(--white);
}

.case-cta__panel p {
  max-width: 670px;
  color: #d7edf0;
  font-size: 1.05rem;
}

.case-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

@media (max-width: 900px) {
  .case-hero__layout,
  .case-grid,
  .case-role-grid,
  .case-operating-map,
  .case-output-strip {
    grid-template-columns: 1fr;
  }

  .case-operating-map__arrow {
    min-height: 22px;
    transform: rotate(90deg);
  }

  .case-output-strip > div + div {
    border-top: 1px solid rgba(178, 205, 219, 0.2);
    border-left: 0;
  }

  .case-hero__layout {
    gap: 36px;
  }
}

@media (max-width: 680px) {
  .case-hero {
    min-height: auto;
  }

  .case-hero__layout {
    min-height: auto;
    padding: 56px 0 52px;
  }

  .case-section {
    padding: 64px 0;
  }

  .case-sequence {
    grid-template-columns: 1fr;
  }

  .case-sequence__step {
    min-height: auto;
  }

  .case-sequence__step + .case-sequence__step {
    border-top: 1px solid rgba(178, 205, 219, 0.26);
    border-left: 0;
  }

  .case-summary,
  .case-card,
  .case-role,
  .case-cta__panel {
    padding: 24px;
  }
}