:root {
  --ink: #f3fbfb;
  --forest: #0c2a2f;
  --teal: #2bd8d0;
  --cyan: #75f4ff;
  --coral: #d65a45;
  --amber: #d9a441;
  --paper: #061216;
  --mist: #0a1d23;
  --white: #ffffff;
  --surface: rgba(14, 37, 43, 0.84);
  --muted: #a9c2c2;
  --line: rgba(43, 216, 208, 0.22);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 12%, rgba(43, 216, 208, 0.12), transparent 28rem),
    radial-gradient(circle at 86% 34%, rgba(217, 164, 65, 0.08), transparent 24rem),
    linear-gradient(135deg, #061216 0%, #081a20 54%, #0d252b 100%);
  line-height: 1.62;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 14px clamp(18px, 4vw, 58px);
  background: rgba(6, 18, 22, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 235px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: var(--coral);
  color: var(--white);
  font-weight: 800;
  letter-spacing: 0;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.18;
}

.brand small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.8rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 19px;
  font-size: 0.92rem;
  font-weight: 700;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover {
  color: var(--teal);
}

.nav-cta {
  padding: 10px 14px;
  background: var(--coral);
  color: #ffffff !important;
}

.hero {
  position: relative;
  min-height: min(820px, calc(100vh - 72px));
  display: grid;
  align-items: end;
  overflow: hidden;
  background: #061216;
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-image {
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(1.05) contrast(1.02);
}

.hero-overlay {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(6, 18, 22, 0.96), rgba(6, 18, 22, 0.76) 52%, rgba(6, 18, 22, 0.22)),
    linear-gradient(0deg, rgba(6, 18, 22, 0.88), rgba(6, 18, 22, 0.1) 48%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
  padding: 86px 0 44px;
  color: var(--white);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: 0;
  overflow-wrap: break-word;
  hyphens: auto;
}

h1 {
  max-width: 940px;
  margin-bottom: 18px;
  font-size: clamp(2.25rem, 5.3vw, 5rem);
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(1.75rem, 3vw, 3rem);
}

h3 {
  margin-bottom: 9px;
  font-size: 1.15rem;
}

.lead {
  max-width: 760px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.06rem, 1.7vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid transparent;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  background: var(--coral);
  color: #ffffff;
}

.button.primary:hover,
.nav-cta:hover {
  background: #a73e30;
}

.button.secondary {
  border-color: rgba(117, 244, 255, 0.52);
  color: var(--white);
  background: rgba(15, 41, 48, 0.36);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.11);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 980px;
  margin: 56px 0 0;
  background: rgba(117, 244, 255, 0.24);
  border: 1px solid rgba(117, 244, 255, 0.22);
  box-shadow: var(--shadow);
}

.hero-facts div {
  padding: 18px;
  background: rgba(10, 29, 35, 0.82);
  backdrop-filter: blur(12px);
}

.hero-facts dt {
  margin-bottom: 5px;
  color: var(--amber);
  font-size: 0.77rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-facts dd {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
}

.section {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(58px, 7vw, 96px) 0;
}

.intro-grid,
.two-column,
.trust-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.25fr);
  gap: clamp(30px, 6vw, 78px);
  align-items: start;
}

.intro-grid > *,
.two-column > *,
.trust-section > * {
  min-width: 0;
}

.text-block p,
.two-column p,
.scenario-section p,
.profile-panel p,
.faq-section p,
.article-flow p,
.article-flow li {
  color: var(--muted);
  font-size: 1.06rem;
}

.obligation-band {
  width: 100%;
  padding-left: max(18px, calc((100vw - 1160px) / 2));
  padding-right: max(18px, calc((100vw - 1160px) / 2));
  background:
    linear-gradient(90deg, rgba(6, 18, 22, 0.94), rgba(6, 18, 22, 0.72)),
    url("assets/presentation/ai-obligations-bg.png") center / cover no-repeat;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.obligation-band > h2 {
  max-width: 780px;
}

.obligation-grid,
.scenario-grid,
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 30px;
  background: var(--line);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.obligation-grid article,
.scenario-grid article,
.pricing-grid article,
.check-list article {
  background: var(--surface);
  backdrop-filter: blur(14px);
  min-width: 0;
}

.obligation-grid article {
  min-height: 310px;
  padding: 26px;
}

.obligation-grid span {
  display: inline-block;
  margin-bottom: 34px;
  color: var(--coral);
  font-size: 0.82rem;
  font-weight: 800;
}

.obligation-grid p,
.scenario-grid p,
.pricing-grid p,
.pricing-grid li,
.check-list p {
  color: var(--muted);
  overflow-wrap: anywhere;
}

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.check-list article {
  min-height: 160px;
  padding: 24px;
}

.scenario-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.4fr);
  gap: clamp(30px, 6vw, 78px);
  border-top: 1px solid var(--line);
  position: relative;
}

.scenario-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 0;
}

.scenario-grid article {
  min-height: 170px;
  padding: 24px;
}

.pricing-section {
  width: 100%;
  padding-left: max(18px, calc((100vw - 1160px) / 2));
  padding-right: max(18px, calc((100vw - 1160px) / 2));
  background:
    linear-gradient(90deg, rgba(6, 18, 22, 0.93), rgba(6, 18, 22, 0.76)),
    url("assets/presentation/ai-process-bg.png") center / cover no-repeat;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.pricing-section > h2 {
  max-width: 790px;
}

.pricing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pricing-grid article {
  min-height: 410px;
  padding: 28px;
}

.pricing-grid .highlight {
  border-top: 6px solid var(--teal);
}

.price {
  margin-bottom: 18px;
  color: var(--teal) !important;
  font-size: 1.55rem !important;
  font-weight: 800;
}

.pricing-grid ul {
  margin: 22px 0 0;
  padding-left: 19px;
}

li + li {
  margin-top: 7px;
}

.profile-panel {
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  padding: 24px;
  background:
    linear-gradient(135deg, rgba(14, 37, 43, 0.92), rgba(15, 41, 48, 0.72)),
    url("assets/presentation/ai-risk-map-bg.png") right center / cover no-repeat;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.profile-sigil {
  display: grid;
  place-items: center;
  width: 148px;
  min-height: 176px;
  border: 1px solid rgba(117, 244, 255, 0.34);
  background:
    radial-gradient(circle, rgba(43, 216, 208, 0.22), rgba(43, 216, 208, 0.05) 48%, transparent 62%),
    rgba(6, 18, 22, 0.62);
}

.profile-sigil span {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  background: var(--coral);
  color: #ffffff;
  font-size: 1.45rem;
  font-weight: 900;
}

.profile-panel p:last-child {
  margin-bottom: 0;
  font-weight: 700;
}

.faq-section {
  border-top: 1px solid var(--line);
}

details {
  background: var(--surface);
  border: 1px solid var(--line);
  margin-top: 12px;
  padding: 0;
}

summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 800;
}

details p {
  margin: 0;
  padding: 0 20px 20px;
}

.cta-band {
  width: 100%;
  padding: clamp(48px, 7vw, 84px) max(18px, calc((100vw - 1160px) / 2));
  background:
    linear-gradient(90deg, rgba(6, 18, 22, 0.94), rgba(6, 18, 22, 0.64)),
    url("assets/presentation/ai-governance-hero.png") center / cover no-repeat;
  border-top: 1px solid var(--line);
  color: var(--white);
}

.cta-band h2,
.cta-band p {
  max-width: 760px;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.08rem;
}

.site-footer {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
  padding: 42px clamp(18px, 4vw, 58px);
  background: #030b0e;
  color: rgba(255, 255, 255, 0.78);
}

.site-footer strong {
  display: block;
  margin-bottom: 8px;
  color: var(--white);
}

.site-footer p {
  margin-bottom: 0;
}

.legal-main,
.article-main {
  width: min(920px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(58px, 8vw, 96px) 0;
}

.legal-main h1,
.article-main h1 {
  color: var(--ink);
  font-size: clamp(2.2rem, 4.8vw, 4.2rem);
}

.legal-main h2,
.article-flow h2 {
  margin-top: 38px;
  font-size: clamp(1.45rem, 2.3vw, 2rem);
}

.legal-main p,
.legal-main li {
  color: var(--muted);
}

.article-main .lead {
  color: var(--muted);
}

.article-flow {
  margin-top: 42px;
}

.article-cta {
  margin-top: 48px;
  padding: 26px;
  background: var(--mist);
  border-left: 6px solid var(--teal);
}

.article-cta p {
  margin-bottom: 18px;
}

.article-cta .button.secondary {
  border-color: var(--forest);
  color: var(--forest);
}

@media (max-width: 980px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 3px;
  }

  .hero-facts,
  .intro-grid,
  .two-column,
  .scenario-section,
  .trust-section,
  .site-footer {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 680px) {
  .site-header {
    gap: 10px;
    padding: 12px 18px;
  }

  .brand {
    min-width: 0;
    width: 100%;
    gap: 10px;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
    flex: 0 0 40px;
  }

  .brand strong {
    font-size: 0.98rem;
  }

  .brand small {
    font-size: 0.75rem;
  }

  .brand span:last-child {
    min-width: 0;
    max-width: calc(100vw - 86px);
  }

  .brand strong,
  .brand small {
    overflow-wrap: anywhere;
  }

  .nav {
    flex-wrap: wrap;
    gap: 10px 14px;
    font-size: 0.84rem;
    overflow-x: visible;
  }

  .nav-cta {
    padding: 9px 12px;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    padding-top: 84px;
  }

  h1 {
    font-size: clamp(2rem, 11vw, 3rem);
    overflow-wrap: anywhere;
  }

  .lead {
    overflow-wrap: anywhere;
  }

  .hero-facts,
  .obligation-grid,
  .check-list,
  .scenario-grid,
  .pricing-grid,
  .profile-panel {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .profile-sigil {
    width: 100%;
    min-height: 180px;
  }
}