:root {
  --primary-50: #eef2ff;
  --primary-200: #c7d2fe;
  --primary-500: #6366f1;
  --primary-600: #4f46e5;
  --primary-900: #312e81;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --gray-950: #030712;
  --success-500: #22c55e;
  --shadow-lg: 0 20px 25px rgba(3, 7, 18, 0.12);
  --shadow-md: 0 10px 20px rgba(3, 7, 18, 0.08);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(99, 102, 241, 0.14), transparent 30%),
    linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);
  color: var(--gray-800);
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.page-shell {
  min-height: 100vh;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  color: var(--gray-950);
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-900));
  color: white;
  box-shadow: var(--shadow-md);
}

.brand-text {
  font-size: 1.05rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--gray-700);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--primary-600);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease, color 160ms ease;
  appearance: none;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--primary-500);
  color: white;
  box-shadow: var(--shadow-md);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--primary-600);
}

.button-secondary {
  background: white;
  color: var(--gray-900);
  border-color: var(--gray-300);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--primary-200);
  color: var(--primary-600);
}

.button-light {
  background: white;
  color: var(--gray-950);
}

.button-ghost {
  border-color: rgba(255, 255, 255, 0.22);
  color: white;
}

.hero {
  padding: 72px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 32px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--primary-50);
  color: var(--primary-900);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.eyebrow-light {
  background: rgba(255, 255, 255, 0.12);
  color: white;
}

.hero h1,
.section-heading h2,
.cta-card h2 {
  margin: 18px 0 0;
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--gray-950);
}

.hero h1 {
  font-size: clamp(2.65rem, 5vw, 4.8rem);
  max-width: 13ch;
}

.section-heading h2,
.cta-card h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  max-width: 18ch;
}

.hero-text,
.section-heading p,
.feature-card p,
.module-card p,
.deployment-card p,
.timeline-step p,
.cta-card p,
.panel-card p,
.stat-card span {
  color: var(--gray-700);
  line-height: 1.7;
}

.hero-text {
  max-width: 62ch;
  margin: 20px 0 0;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.hero-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.hero-points li {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-md);
  font-weight: 600;
}

.hero-panel {
  display: grid;
  gap: 18px;
}

.panel-card,
.feature-card,
.module-card,
.deployment-card,
.stat-card {
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(229, 231, 235, 0.9);
  box-shadow: var(--shadow-md);
}

.panel-card {
  padding: 28px;
}

.panel-card-highlight {
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.1), rgba(255, 255, 255, 0.96));
}

.panel-card strong {
  display: block;
  margin-top: 10px;
  font-size: 1.5rem;
  color: var(--gray-950);
}

.panel-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-900);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stats-grid,
.feature-grid,
.module-grid,
.deployment-grid {
  display: grid;
  gap: 18px;
}

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

.stat-card {
  padding: 22px;
}

.stat-card strong {
  display: block;
  margin-bottom: 10px;
  color: var(--gray-950);
  font-size: 1.15rem;
}

.section {
  padding: 88px 0;
}

.section-muted {
  background: rgba(243, 244, 246, 0.56);
}

.section-contrast {
  background: var(--gray-950);
}

.section-heading {
  display: grid;
  gap: 14px;
  margin-bottom: 32px;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.feature-card,
.module-card,
.deployment-card {
  padding: 26px;
}

.feature-card h3,
.module-card h3,
.deployment-card h3,
.timeline-step h3 {
  margin: 0 0 10px;
  color: var(--gray-950);
  font-size: 1.18rem;
}

.feature-card-large {
  min-height: 100%;
}

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

.addon-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
  align-items: center;
  color: var(--gray-700);
}

.addon-strip span,
.addon-strip strong {
  padding: 10px 14px;
  border-radius: 999px;
  background: white;
  border: 1px solid var(--gray-200);
}

.addon-strip strong {
  color: var(--primary-900);
  font-size: 0.94rem;
}

.deployment-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 26px;
}

.deployment-card-primary {
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.14), rgba(255, 255, 255, 0.98));
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline-step {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 22px 24px;
  border-radius: var(--radius-lg);
  background: white;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-md);
}

.timeline-step span {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--primary-500);
  color: white;
  font-weight: 700;
}

.cta-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  padding: 36px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(49, 46, 129, 0.9), rgba(3, 7, 18, 0.96));
  box-shadow: var(--shadow-lg);
}

.cta-card h2,
.cta-card p {
  color: white;
}

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

.site-footer {
  padding: 18px 0 24px;
  background: var(--gray-950);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.site-footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.site-footer-mark {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-900));
  color: white;
  font-weight: 700;
  box-shadow: var(--shadow-md);
}

.site-footer-brand strong,
.site-footer-brand span,
.site-footer-copy {
  display: block;
}

.site-footer-brand strong {
  color: white;
  font-size: 1rem;
}

.site-footer-brand span {
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.88rem;
  line-height: 1.45;
}

.site-footer-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer-nav a,
.site-footer-nav button {
  padding: 0;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.site-footer-nav a:hover,
.site-footer-nav a:focus-visible,
.site-footer-nav button:hover,
.site-footer-nav button:focus-visible {
  color: white;
}

.site-footer-nav button {
  appearance: none;
}

.site-footer-copy {
  margin: 0;
  text-align: right;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
  line-height: 1.6;
}

.button:focus-visible,
.site-nav a:focus-visible,
.site-footer-nav a:focus-visible,
.site-footer-nav button:focus-visible {
  outline: 3px solid rgba(99, 102, 241, 0.35);
  outline-offset: 3px;
}

.is-drawer-open {
  overflow: hidden;
}

.demo-drawer {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  justify-items: end;
  pointer-events: none;
}

.demo-drawer[aria-hidden="false"] {
  pointer-events: auto;
}

.demo-drawer-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(3, 7, 18, 0.52);
  opacity: 0;
  transition: opacity 180ms ease;
}

.demo-drawer-panel {
  position: relative;
  width: min(100%, 520px);
  height: 100%;
  padding: 28px;
  background: rgba(255, 255, 255, 0.98);
  border-left: 1px solid rgba(229, 231, 235, 0.9);
  box-shadow: -24px 0 48px rgba(3, 7, 18, 0.18);
  transform: translateX(100%);
  transition: transform 220ms ease;
  overflow-y: auto;
}

.demo-drawer[aria-hidden="false"] .demo-drawer-backdrop {
  opacity: 1;
}

.demo-drawer[aria-hidden="false"] .demo-drawer-panel {
  transform: translateX(0);
}

.demo-drawer-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.demo-drawer-header h2 {
  margin: 16px 0 0;
  color: var(--gray-950);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.demo-drawer-header p {
  margin: 14px 0 0;
  color: var(--gray-700);
  line-height: 1.7;
}

.demo-drawer-close {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border-radius: 999px;
  border: 1px solid var(--gray-200);
  background: white;
  color: var(--gray-900);
  font-size: 1.8rem;
  line-height: 1;
}

.demo-drawer-close:focus-visible,
.demo-drawer-backdrop:focus-visible,
.form-field input:focus-visible,
.form-field textarea:focus-visible {
  outline: 3px solid rgba(99, 102, 241, 0.35);
  outline-offset: 3px;
}

.demo-form {
  display: grid;
  gap: 18px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field span {
  color: var(--gray-900);
  font-weight: 600;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--gray-300);
  background: white;
  color: var(--gray-900);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--gray-500);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.12);
}

.form-field textarea {
  min-height: 132px;
  resize: vertical;
}

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

@media (max-width: 1100px) {
  .hero-grid,
  .feature-grid,
  .module-grid,
  .deployment-grid,
  .cta-card {
    grid-template-columns: 1fr;
  }

  .feature-grid-large {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .site-nav {
    display: none;
  }

  .header-inner {
    flex-wrap: wrap;
    padding: 14px 0;
  }

  .hero {
    padding-top: 48px;
  }

  .hero-points,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 72px 0;
  }

  .cta-card {
    padding: 28px;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .hero h1 {
    font-size: clamp(2.2rem, 10vw, 3.2rem);
    line-height: 0.98;
    max-width: none;
  }

  .button,
  .button-secondary,
  .button-primary,
  .button-ghost {
    width: 100%;
  }

  .hero-actions,
  .cta-actions {
    flex-direction: column;
  }

  .timeline-step {
    grid-template-columns: 1fr;
  }

  .demo-drawer-panel {
    width: 100%;
    padding: 24px 20px;
  }

  .demo-form-actions {
    flex-direction: column;
  }

  .site-footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .site-footer-nav {
    justify-content: flex-start;
  }

  .site-footer-copy {
    text-align: left;
  }
}