:root {
  --bg: #f6f9fc;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --surface-dark: #1c1e54;
  --surface-tint: #eef4ff;
  --text: #061b31;
  --muted: #5f6f85;
  --line: #dfe8f4;
  --line-strong: #cbd7ea;
  --brand: #533afd;
  --brand-hover: #4434d4;
  --brand-soft: rgba(83, 58, 253, 0.08);
  --ruby: #ea2261;
  --magenta: #f96bee;
  --success: #15be53;
  --shadow-lg: rgba(50, 50, 93, 0.25) 0 30px 45px -30px, rgba(0, 0, 0, 0.1) 0 18px 36px -18px;
  --shadow-md: rgba(23, 23, 23, 0.08) 0 15px 35px 0;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --max-width: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(83, 58, 253, 0.12), transparent 28%),
    radial-gradient(circle at 85% 16%, rgba(249, 107, 238, 0.12), transparent 20%),
    linear-gradient(180deg, #f7faff 0%, #eef4fb 42%, #f8fbff 100%);
  font-family: 'Source Sans 3', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-feature-settings: 'ss01';
  line-height: 1.5;
}

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

button,
input {
  font: inherit;
}

.page-glow {
  position: fixed;
  inset: auto;
  pointer-events: none;
  filter: blur(80px);
  opacity: 0.65;
  z-index: -1;
}

.page-glow-a {
  top: 120px;
  left: -40px;
  width: 280px;
  height: 280px;
  background: rgba(83, 58, 253, 0.18);
}

.page-glow-b {
  top: 320px;
  right: 0;
  width: 320px;
  height: 320px;
  background: rgba(234, 34, 97, 0.12);
}

.container {
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
}

.section {
  padding: 88px 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.45), rgba(238, 244, 255, 0.78));
  border-top: 1px solid rgba(223, 232, 244, 0.8);
  border-bottom: 1px solid rgba(223, 232, 244, 0.8);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 18px 0;
  backdrop-filter: blur(18px);
  background: rgba(246, 249, 252, 0.72);
  border-bottom: 1px solid rgba(223, 232, 244, 0.72);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), #6e73ff);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  box-shadow: var(--shadow-lg);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-copy strong {
  font-size: 1rem;
  font-weight: 600;
}

.brand-copy em {
  color: var(--muted);
  font-size: 0.76rem;
  font-style: normal;
  font-family: 'Source Code Pro', ui-monospace, monospace;
}

.site-nav,
.header-actions,
.hero-actions,
.final-actions,
.eyebrow-row,
.hero-points,
.chip-grid,
.install-actions,
.footer-links,
.policy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.site-nav {
  align-items: center;
  gap: 20px;
  color: var(--muted);
}

.site-nav a:hover,
.footer-links a:hover {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-weight: 500;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--brand);
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
  background: var(--brand-hover);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line-strong);
  color: var(--text);
}

.btn-large {
  min-height: 52px;
  padding-inline: 22px;
}

.hero {
  padding-top: 60px;
}

.hero-grid,
.workflow-layout,
.faq-layout,
.calculator-wrap,
.final-card,
.install-layout,
.compliance-grid,
.policy-shell {
  display: grid;
  gap: 28px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  align-items: start;
}

.hero-copy h1,
.section-heading h2,
.calculator-copy h2,
.final-card h2,
.policy-heading h1 {
  margin: 18px 0 0;
  color: var(--text);
  font-weight: 300;
  letter-spacing: -0.04em;
  line-height: 1.03;
}

.hero-copy h1,
.policy-heading h1 {
  font-size: clamp(3rem, 7vw, 5.2rem);
}

.hero-copy h1 {
  max-width: 9ch;
}

.hero-lead,
.section-heading p,
.info-card p,
.feature-card p,
.step-card p,
.faq-item p,
.calculator-copy p,
.final-card p,
.install-note,
.compliance-card p,
.policy-content p,
.policy-content li {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.68;
}

.hero-lead {
  max-width: 60ch;
  margin-top: 18px;
}

.eyebrow,
.plan-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(83, 58, 253, 0.16);
  background: rgba(255, 255, 255, 0.72);
  color: var(--brand);
  font-family: 'Source Code Pro', ui-monospace, monospace;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
}

.hero-points span,
.chip-grid span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  color: var(--muted);
}

.hero-metrics,
.dashboard-top,
.value-grid,
.feature-grid,
.pricing-grid,
.calc-grid,
.trust-grid {
  display: grid;
  gap: 16px;
}

.hero-metrics {
  margin-top: 28px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.hero-metrics article,
.info-card,
.feature-card,
.step-card,
.price-card,
.dashboard-card,
.calculator-card,
.faq-item,
.trust-grid div,
.final-card,
.workflow-steps,
.install-card,
.compliance-card,
.policy-shell {
  background: var(--surface);
  border: 1px solid rgba(223, 232, 244, 0.95);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(14px);
}

.hero-metrics article,
.info-card,
.feature-card,
.step-card,
.price-card,
.calculator-card,
.trust-grid div,
.install-card,
.compliance-card {
  border-radius: var(--radius-md);
  padding: 22px;
}

.hero-metrics span,
.hero-metrics em,
.metric-label,
.card-head,
.chart-head,
.step-no,
.feature-id,
.range-meta span,
.calc-grid span,
.faq-item summary,
.price-card ul,
.price-card li,
.footer-links,
.install-note {
  color: var(--muted);
}

.hero-metrics strong,
.dashboard-top strong,
.calc-grid strong {
  display: block;
  margin-top: 6px;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.1;
  font-weight: 300;
  color: var(--text);
}

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

.dashboard-card {
  border-radius: var(--radius-lg);
  padding: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(246,250,255,0.88));
  box-shadow: var(--shadow-lg);
}

.card-head,
.chart-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.82rem;
  letter-spacing: 0.01em;
  font-family: 'Source Code Pro', ui-monospace, monospace;
}

.dashboard-top {
  margin-top: 20px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.chart-card {
  margin-top: 18px;
  padding: 18px;
  border-radius: 18px;
  background: var(--surface-strong);
  border: 1px solid var(--line);
}

.bars {
  margin-top: 18px;
  display: grid;
  gap: 14px;
}

.bar-row {
  display: grid;
  grid-template-columns: 124px minmax(0, 1fr) 48px;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
}

.bar-row span {
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--brand), var(--magenta));
}

.bar-row em {
  text-align: right;
  font-style: normal;
  font-family: 'Source Code Pro', ui-monospace, monospace;
}

.code-card pre {
  margin: 18px 0 0;
  padding: 18px;
  overflow: auto;
  border-radius: 18px;
  background: #101b34;
  color: #dce7ff;
  font: 0.88rem/1.8 'Source Code Pro', ui-monospace, monospace;
}

.trust-strip {
  padding: 0 0 20px;
}

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

.trust-grid div {
  min-height: 110px;
}

.trust-grid strong {
  display: block;
  font-size: 1.1rem;
}

.trust-grid span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading-left {
  margin-bottom: 0;
}

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

.info-card h3,
.feature-card h3,
.step-card h3,
.price-card h3,
.install-card h3,
.compliance-card h3,
.policy-content h2 {
  margin: 14px 0 0;
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: -0.02em;
}

.feature-id,
.step-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand);
  font-family: 'Source Code Pro', ui-monospace, monospace;
}

.workflow-layout,
.faq-layout,
.install-layout {
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
}

.workflow-steps {
  border-radius: var(--radius-lg);
  padding: 16px;
  display: grid;
  gap: 16px;
}

.step-card {
  background: rgba(255,255,255,0.92);
}

.install-card {
  border-radius: var(--radius-lg);
}

.install-steps {
  margin: 0;
  padding-left: 20px;
  color: var(--text);
}

.install-steps li {
  margin-bottom: 12px;
  line-height: 1.7;
}

.install-note {
  margin: 18px 0 0;
}

.compliance-card {
  min-height: 100%;
}

.calculator-wrap {
  grid-template-columns: 0.92fr 1.08fr;
  align-items: center;
}

.calculator-card {
  padding: 28px;
  border-radius: var(--radius-lg);
}

.calculator-card label {
  display: block;
  font-weight: 500;
}

.calculator-card input[type='range'] {
  width: 100%;
  margin-top: 18px;
  accent-color: var(--brand);
}

.range-meta {
  margin-top: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.range-meta strong {
  font-size: 1.4rem;
  font-weight: 300;
}

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

.calc-grid > div {
  padding: 18px;
  border-radius: 16px;
  background: rgba(255,255,255,0.86);
  border: 1px solid var(--line);
}

.calc-highlight {
  background: linear-gradient(135deg, rgba(83, 58, 253, 0.1), rgba(249, 107, 238, 0.14)) !important;
}

.pricing-grid {
  align-items: stretch;
}

.price-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.price-card ul {
  margin: 0;
  padding-left: 20px;
  line-height: 1.9;
}

.price {
  margin: 0;
  font-size: 2.8rem;
  line-height: 1;
  font-weight: 300;
  letter-spacing: -0.04em;
}

.price span {
  font-size: 1rem;
  color: var(--muted);
}

.price-card .btn {
  margin-top: auto;
}

.price-card.featured {
  background: linear-gradient(180deg, rgba(83, 58, 253, 0.98), rgba(68, 52, 212, 0.96));
  color: #fff;
  border-color: rgba(83, 58, 253, 0.8);
}

.price-card.featured .plan-tag {
  border-color: rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.12);
  color: #fff;
}

.price-card.featured,
.price-card.featured p,
.price-card.featured li,
.price-card.featured .price span {
  color: rgba(255,255,255,0.86);
}

.price-card.featured h3,
.price-card.featured .price {
  color: #fff;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  border-radius: 18px;
  padding: 20px 22px;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--text);
}

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

.faq-item p {
  margin: 14px 0 0;
  font-size: 1rem;
}

.final-cta {
  padding-top: 76px;
}

.final-card {
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  border-radius: 28px;
  padding: 34px;
  background: linear-gradient(135deg, #ffffff 0%, #eef4ff 100%);
}

.site-footer {
  padding: 24px 0 40px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(223, 232, 244, 0.95);
}

.footer-inner p {
  margin: 6px 0 0;
  color: var(--muted);
}

.footer-links {
  color: var(--muted);
}

.policy-page {
  min-height: calc(100vh - 140px);
}

.policy-shell {
  max-width: 920px;
  padding: 34px;
  border-radius: 28px;
}

.policy-heading p {
  margin-top: 12px;
}

.policy-content {
  display: grid;
  gap: 24px;
}

.policy-content section {
  padding-top: 20px;
  border-top: 1px solid rgba(223, 232, 244, 0.95);
}

.policy-content ul {
  margin: 12px 0 0;
  padding-left: 20px;
}

.reveal-up {
  opacity: 1;
  transform: translateY(0);
}

.js .reveal-up {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.js .reveal-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero-grid,
  .workflow-layout,
  .faq-layout,
  .calculator-wrap,
  .final-card,
  .install-layout {
    grid-template-columns: 1fr;
  }

  .site-nav {
    display: none;
  }

  .value-grid,
  .feature-grid,
  .pricing-grid,
  .trust-grid,
  .hero-metrics,
  .dashboard-top,
  .calc-grid,
  .compliance-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .section {
    padding: 68px 0;
  }

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

  .header-inner,
  .header-actions,
  .footer-inner {
    flex-wrap: wrap;
  }

  .hero-copy h1,
  .policy-heading h1 {
    font-size: clamp(2.5rem, 12vw, 3.6rem);
  }

  .value-grid,
  .feature-grid,
  .pricing-grid,
  .trust-grid,
  .hero-metrics,
  .dashboard-top,
  .calc-grid,
  .compliance-grid {
    grid-template-columns: 1fr;
  }

  .bar-row {
    grid-template-columns: 1fr;
  }

  .bar-row em {
    text-align: left;
  }

  .price {
    font-size: 2.3rem;
  }

  .dashboard-card,
  .final-card,
  .calculator-card,
  .install-card,
  .policy-shell {
    padding: 20px;
  }
}