:root {
  --navy-950: #050914;
  --navy-900: #071224;
  --navy-800: #0b1a33;
  --navy-700: #102645;
  --gold-500: #b99a45;
  --gold-400: #d5b461;
  --gold-200: #f0dfaa;
  --ink: #0c1424;
  --muted: #697384;
  --paper: #f8f7f2;
  --white: #ffffff;
  --line: rgba(12, 20, 36, 0.12);
  --glass: rgba(255, 255, 255, 0.08);
  --shadow: 0 28px 80px rgba(3, 7, 18, 0.22);
  --shadow-soft: 0 22px 54px rgba(12, 20, 36, 0.08);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Assistant", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 14px clamp(20px, 5vw, 72px);
  background: rgba(248, 247, 242, 0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(12, 20, 36, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  min-width: 150px;
}

.brand img {
  width: 174px;
  height: auto;
}

.nav {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 2vw, 34px);
  font-size: 15px;
  color: rgba(12, 20, 36, 0.72);
}

.nav a {
  transition: color 0.2s ease;
}

.nav a:hover,
.header-cta:hover {
  color: var(--gold-500);
}

.header-cta {
  padding: 10px 16px;
  border: 1px solid rgba(185, 154, 69, 0.42);
  border-radius: 999px;
  font-weight: 700;
  color: var(--navy-900);
  white-space: nowrap;
  transition: all 0.2s ease;
}

.header-cta:hover {
  transform: translateY(-1px);
  background: rgba(185, 154, 69, 0.08);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(420px, 0.96fr);
  gap: clamp(34px, 5vw, 80px);
  align-items: center;
  padding: clamp(64px, 8vw, 108px) clamp(20px, 5vw, 72px) 86px;
  color: var(--white);
  background:
    radial-gradient(circle at 18% 12%, rgba(213, 180, 97, 0.30), transparent 31%),
    radial-gradient(circle at 85% 20%, rgba(255, 255, 255, 0.12), transparent 30%),
    linear-gradient(135deg, var(--navy-950), var(--navy-900) 50%, #111827);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -34% -10%;
  height: 380px;
  background: radial-gradient(closest-side, rgba(185, 154, 69, 0.22), transparent 70%);
  pointer-events: none;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(255,255,255,0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.12) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at center, #000, transparent 72%);
}

.hero-content,
.hero-card {
  position: relative;
  z-index: 2;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--gold-400);
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 12px;
}

.eyebrow.dark {
  color: var(--gold-500);
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(42px, 5.6vw, 78px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-lead {
  max-width: 720px;
  margin-bottom: 34px;
  font-size: clamp(18px, 1.55vw, 23px);
  color: rgba(255, 255, 255, 0.78);
}

.hero-actions,
.final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid transparent;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  color: var(--navy-950);
  background: linear-gradient(135deg, var(--gold-200), var(--gold-500));
  box-shadow: 0 18px 40px rgba(185, 154, 69, 0.26);
}

.btn.ghost {
  color: var(--white);
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.16);
}

.btn.ghost.muted {
  color: rgba(255, 255, 255, 0.66);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.trust-row span {
  padding: 8px 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.hero-card {
  align-self: center;
  padding: 14px;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(255,255,255,0.16), rgba(255,255,255,0.05));
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.terminal-topline {
  display: flex;
  gap: 8px;
  padding: 8px 10px 14px;
  direction: ltr;
}

.terminal-topline span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.32);
}

.mock-dashboard {
  padding: 24px;
  border-radius: 26px;
  background:
    radial-gradient(circle at 8% 0%, rgba(213, 180, 97, 0.16), transparent 34%),
    linear-gradient(180deg, #080f1e, #050914);
  border: 1px solid rgba(255,255,255,0.12);
}

.mock-title {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 14px;
  margin-bottom: 20px;
}

.mock-title strong {
  font-size: 18px;
}

.mock-title small {
  color: rgba(255,255,255,0.5);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric-card,
.chart-card,
.insights-card {
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.06);
  border-radius: 18px;
}

.metric-card {
  padding: 16px;
}

.metric-card span {
  display: block;
  color: rgba(255,255,255,0.55);
  font-size: 13px;
}

.metric-card strong {
  display: block;
  margin-top: 4px;
  font-size: 28px;
  color: var(--gold-200);
}

.metric-card.warning strong {
  color: #f5d77b;
}

.chart-card,
.insights-card {
  margin-top: 12px;
  padding: 18px;
}

.chart-head {
  display: flex;
  justify-content: space-between;
  color: rgba(255,255,255,0.72);
  font-size: 14px;
}

.chart-head b {
  color: var(--gold-200);
}

.bars {
  height: 170px;
  display: flex;
  align-items: end;
  gap: 12px;
  padding-top: 24px;
  direction: ltr;
}

.bars i {
  display: block;
  flex: 1;
  border-radius: 12px 12px 4px 4px;
  background: linear-gradient(180deg, var(--gold-400), rgba(185, 154, 69, 0.22));
}

.insights-card p {
  margin: 8px 0 0;
  color: rgba(255,255,255,0.62);
}

.section {
  padding: clamp(72px, 9vw, 118px) clamp(20px, 5vw, 72px);
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(420px, 1.15fr);
  gap: clamp(36px, 6vw, 86px);
  align-items: start;
}

.section-copy h2,
.section-heading h2,
.security h2,
.final-cta h2 {
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.06;
  letter-spacing: 0;
  margin-bottom: 18px;
}

.section-copy p,
.section-heading p,
.security p,
.final-cta p,
.qa-copy p {
  color: var(--muted);
  font-size: 18px;
}

.value-stack {
  display: grid;
  gap: 16px;
}

.value-stack article {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(12, 20, 36, 0.06);
}

.value-stack span,
.timeline span,
.roadmap-grid b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--navy-900);
  background: linear-gradient(135deg, var(--gold-200), var(--gold-500));
  font-weight: 900;
  margin-bottom: 12px;
}

.value-stack h3,
.feature-card h3,
.timeline h3,
.roadmap-grid h3,
.example-card h4,
.qa-answer strong,
.qa-copy h3 {
  margin-bottom: 8px;
  font-size: 22px;
  line-height: 1.2;
}

.value-stack p,
.feature-card p,
.timeline p,
.roadmap-grid p,
.faq p,
.example-card li,
.qa-answer p {
  color: var(--muted);
  margin-bottom: 0;
}

.feature-section,
.faq {
  background: var(--white);
}

.section-heading {
  max-width: 790px;
  margin-bottom: 38px;
}

.section-heading.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #ffffff, #fbfaf6);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 70px rgba(12, 20, 36, 0.10);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 56px;
  height: 38px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--gold-200);
  background: var(--navy-900);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.06em;
  margin-bottom: 18px;
  direction: ltr;
}

.examples-section {
  background: linear-gradient(180deg, #fbfaf6, #f1eee6);
}

.examples-shell {
  display: grid;
  gap: 20px;
  padding: 22px;
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,0.74);
  border: 1px solid rgba(12,20,36,0.10);
  box-shadow: var(--shadow-soft);
}

.example-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.example-tab,
.qa-question {
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(12,20,36,0.12);
  background: rgba(255,255,255,0.82);
  color: var(--ink);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}

.example-tab:hover,
.qa-question:hover {
  transform: translateY(-1px);
}

.example-tab.is-active,
.qa-question.is-active {
  background: linear-gradient(135deg, var(--navy-900), #1b3156);
  border-color: transparent;
  color: #fff9ec;
  box-shadow: 0 16px 30px rgba(16, 32, 59, 0.18);
}

.example-stage {
  padding: 24px;
  border-radius: calc(var(--radius-xl) - 6px);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(250, 247, 239, 0.92));
  border: 1px solid rgba(12,20,36,0.08);
}

.example-badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  margin-bottom: 14px;
  border-radius: 999px;
  background: rgba(185, 154, 69, 0.14);
  color: #8b6d28;
  font-weight: 800;
}

.example-stage h3 {
  margin-bottom: 10px;
  font-size: clamp(26px, 3vw, 38px);
  letter-spacing: 0;
}

.example-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}

.example-card {
  padding: 20px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.74);
  border: 1px solid rgba(12,20,36,0.08);
}

.example-card.emphasis {
  background: linear-gradient(180deg, rgba(16, 32, 59, 0.96), rgba(22, 39, 67, 0.94));
  border-color: transparent;
}

.example-card.emphasis h4,
.example-card.emphasis li {
  color: #ffffff;
}

.example-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.example-card li {
  position: relative;
  padding-inline-start: 18px;
}

.example-card li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold-500);
}

.qa-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(340px, 1.18fr);
  gap: 18px;
  margin-top: 22px;
}

.qa-copy h3 {
  font-size: 30px;
}

.qa-panel {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  gap: 14px;
  padding: 20px;
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(12,20,36,0.10);
  box-shadow: var(--shadow-soft);
}

.qa-questions {
  display: grid;
  gap: 10px;
}

.qa-question {
  min-height: 54px;
  padding: 12px 16px;
  border-radius: 16px;
  text-align: right;
}

.qa-answer {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(247,242,230,0.96));
  border: 1px solid rgba(12,20,36,0.08);
}

.workflow {
  background:
    radial-gradient(circle at 86% 10%, rgba(185, 154, 69, 0.18), transparent 28%),
    linear-gradient(180deg, #f8f7f2, #efede6);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.timeline article,
.roadmap-grid article,
.faq details {
  position: relative;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(12,20,36,0.10);
  box-shadow: 0 20px 60px rgba(12,20,36,0.05);
}

.security {
  color: var(--white);
  background: var(--navy-950);
}

.security-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.72fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  padding: clamp(32px, 5vw, 60px);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 15% 15%, rgba(213, 180, 97, 0.18), transparent 32%),
    linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,255,255,0.14);
}

.security p {
  color: rgba(255,255,255,0.68);
}

.security-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.security-list li {
  padding: 15px 18px;
  border-radius: 16px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.78);
}

.roadmap-grid,
.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

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

.faq details {
  padding: 0;
  overflow: hidden;
}

.faq summary {
  cursor: pointer;
  padding: 22px 26px;
  font-weight: 900;
  font-size: 18px;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  float: left;
  color: var(--gold-500);
  font-size: 26px;
  line-height: 1;
}

.faq details[open] summary::after {
  content: "-";
}

.faq details p {
  padding: 0 26px 24px;
}

.final-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  align-items: center;
  margin: 0 clamp(20px, 5vw, 72px) clamp(60px, 8vw, 94px);
  padding: clamp(34px, 5vw, 58px);
  color: var(--white);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 12% 20%, rgba(213, 180, 97, 0.22), transparent 30%),
    linear-gradient(135deg, var(--navy-900), #0b1020);
  overflow: hidden;
}

.final-cta p {
  color: rgba(255,255,255,0.68);
  margin-bottom: 0;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  padding: 26px clamp(20px, 5vw, 72px);
  color: rgba(12,20,36,0.58);
  border-top: 1px solid var(--line);
  font-size: 14px;
}

@media (max-width: 1080px) {
  .hero,
  .intro,
  .security-panel,
  .final-cta,
  .qa-shell {
    grid-template-columns: 1fr;
  }

  .hero-card {
    max-width: 720px;
  }

  .features-grid,
  .timeline,
  .roadmap-grid,
  .example-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav {
    display: none;
  }

  .qa-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    grid-template-columns: 1fr auto;
    gap: 12px;
    padding: 12px 18px;
  }

  .brand img {
    width: 140px;
  }

  .header-cta {
    padding: 9px 12px;
    font-size: 13px;
  }

  .hero {
    min-height: unset;
    padding-top: 54px;
  }

  .hero-actions,
  .final-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .btn,
  .example-tab {
    width: 100%;
  }

  .hero-card {
    padding: 10px;
  }

  .mock-dashboard {
    padding: 16px;
  }

  .metric-grid,
  .features-grid,
  .timeline,
  .roadmap-grid,
  .faq-grid,
  .example-grid,
  .qa-panel {
    grid-template-columns: 1fr;
  }

  .example-tabs {
    display: grid;
    grid-template-columns: 1fr;
  }

  .section {
    padding-top: 62px;
    padding-bottom: 62px;
  }

  .site-footer {
    flex-direction: column;
  }
}