:root {
  --paper: #f4efe6;
  --paper-strong: #fffdf9;
  --ink: #17293f;
  --ink-soft: #506173;
  --ink-dim: #798594;
  --line: rgba(23, 41, 63, 0.12);
  --line-strong: rgba(23, 41, 63, 0.2);
  --panel: rgba(255, 253, 249, 0.82);
  --panel-strong: rgba(255, 255, 255, 0.92);
  --shadow: rgba(21, 36, 56, 0.1);
  --navy: #173554;
  --navy-strong: #10253c;
  --teal: #2c6d68;
  --amber: #b67837;
  --rose: #a95f4a;
  --mint: #d5ece5;
  --sky: #dfe9f2;
  --radius-lg: 30px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --max-width: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Manrope", system-ui, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(44, 109, 104, 0.14), transparent 33%),
    radial-gradient(circle at top right, rgba(182, 120, 55, 0.12), transparent 30%),
    linear-gradient(180deg, #f7f1e8 0%, #f2ece1 38%, #efe9de 100%);
  letter-spacing: -0.015em;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(23, 41, 63, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(23, 41, 63, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at 50% 20%, black, transparent 78%);
}

a {
  color: inherit;
}

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

code {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.92em;
  background: rgba(23, 41, 63, 0.06);
  border: 1px solid rgba(23, 41, 63, 0.08);
  border-radius: 8px;
  padding: 0.1em 0.35em;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 16px;
  z-index: 1000;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--navy);
  color: #fff;
  text-decoration: none;
}

.skip-link:focus {
  left: 16px;
}

.container {
  width: min(var(--max-width), calc(100% - 48px));
  margin: 0 auto;
}

.panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: var(--radius-lg);
  box-shadow:
    0 18px 52px var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(18px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
  border-bottom: 1px solid transparent;
}

.site-header[data-scrolled="true"] {
  background: rgba(246, 240, 232, 0.84);
  border-color: rgba(23, 41, 63, 0.08);
  box-shadow: 0 10px 34px rgba(21, 36, 56, 0.06);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  min-width: 0;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 10px;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.brand-copy strong {
  font-size: 0.98rem;
  font-weight: 800;
  white-space: nowrap;
}

.brand-copy small,
.metric-label,
.summary-label,
.surface-chip,
.overline,
.page-meta,
.eyebrow,
.window-title,
.card-index,
.phase-number {
  font-family: "IBM Plex Mono", monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-copy small {
  color: var(--ink-dim);
  font-size: 0.67rem;
  margin-top: 2px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.nav a {
  padding: 10px 12px;
  border-radius: 999px;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}

.nav a:hover,
.nav a:focus-visible {
  background: rgba(23, 41, 63, 0.06);
  color: var(--ink);
  transform: translateY(-1px);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

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

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--navy), #2d567d);
  box-shadow: 0 16px 30px rgba(23, 53, 84, 0.2);
}

.button--secondary {
  color: var(--navy);
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(23, 41, 63, 0.12);
}

.button--quiet {
  color: var(--ink-soft);
  background: transparent;
  border-color: rgba(23, 41, 63, 0.1);
}

.nav-toggle {
  display: none;
  min-height: 46px;
  padding: 10px 14px;
  border: 1px solid rgba(23, 41, 63, 0.14);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.74);
  color: var(--ink);
  font-weight: 700;
}

.hero,
.page-hero {
  padding: 54px 0 28px;
}

.hero-layout,
.page-grid,
.workflow-grid,
.privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(320px, 0.97fr);
  gap: 30px;
  align-items: start;
}

.eyebrow,
.overline,
.metric-label,
.summary-label,
.window-title,
.card-index,
.phase-number,
.page-meta {
  font-size: 0.74rem;
  color: var(--ink-dim);
}

.eyebrow,
.overline {
  margin: 0 0 18px;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Newsreader", serif;
  font-weight: 600;
  letter-spacing: -0.04em;
}

h1 {
  font-size: clamp(3rem, 5vw, 5.2rem);
  line-height: 0.98;
  max-width: 10.4ch;
}

h2 {
  font-size: clamp(2.1rem, 4vw, 3.6rem);
  line-height: 1.02;
  max-width: 13ch;
}

h3 {
  font-size: 1.6rem;
  line-height: 1.08;
}

.hero-lede,
.section-head p,
.section-copy,
.page-main p,
.surface-footnote,
.site-footer p,
.faq-item p {
  color: var(--ink-soft);
  line-height: 1.68;
  font-size: 1rem;
}

.hero-lede {
  margin: 20px 0 14px;
  font-size: 1.08rem;
  max-width: 60ch;
}

.hero-subcopy {
  margin: 0;
  color: var(--ink-dim);
  line-height: 1.72;
  max-width: 62ch;
}

.hero-actions,
.card-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(23, 41, 63, 0.08);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 10px 22px rgba(21, 36, 56, 0.05);
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.product-window {
  padding: 22px;
}

.window-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.window-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.window-tab {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(23, 41, 63, 0.06);
  color: var(--ink-dim);
  font-size: 0.9rem;
}

.window-tab.is-active {
  color: #fff;
  background: linear-gradient(135deg, var(--navy), #2c5881);
}

.window-body {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(260px, 0.96fr);
  gap: 18px;
  margin-top: 18px;
}

.window-stack,
.window-rail,
.summary-stack {
  display: grid;
  gap: 16px;
}

.surface-card,
.metric-card,
.system-card,
.phase-card,
.stream-card,
.policy-card,
.summary-card {
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(23, 41, 63, 0.08);
  background: var(--panel-strong);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.surface-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--navy-strong);
  font-weight: 800;
}

.surface-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(44, 109, 104, 0.12);
  color: var(--teal);
}

.calendar-matrix {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 9px;
}

.calendar-matrix span {
  display: block;
  aspect-ratio: 1;
  border-radius: 14px;
  background: rgba(23, 41, 63, 0.08);
}

.calendar-matrix .is-mid {
  background: rgba(182, 120, 55, 0.28);
}

.calendar-matrix .is-full {
  background: rgba(23, 53, 84, 0.72);
}

.calendar-matrix .is-active {
  outline: 2px solid rgba(44, 109, 104, 0.4);
  background: rgba(44, 109, 104, 0.3);
}

.surface-footnote {
  margin-top: 14px;
  font-size: 0.94rem;
}

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

.field-grid div {
  padding: 14px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(223, 233, 242, 0.76), rgba(255, 255, 255, 0.9));
  border: 1px solid rgba(23, 41, 63, 0.08);
}

.field-grid label {
  display: block;
  margin-bottom: 8px;
  color: var(--ink-dim);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.field-grid strong {
  display: block;
  color: var(--navy-strong);
  font-size: 1rem;
}

.rating-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.rating-row span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border-radius: 14px;
  background: rgba(23, 41, 63, 0.06);
  font-weight: 700;
  color: var(--ink-soft);
}

.rating-row .is-active {
  color: #fff;
  background: linear-gradient(135deg, var(--teal), #4c8f89);
}

.surface-list,
.detail-list,
.check-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.surface-list li,
.detail-list li,
.check-list li,
.pipeline-list li {
  position: relative;
  padding-left: 20px;
  color: var(--ink-soft);
  line-height: 1.62;
}

.surface-list li + li,
.detail-list li + li,
.check-list li + li,
.pipeline-list li + li {
  margin-top: 10px;
}

.surface-list li::before,
.detail-list li::before,
.check-list li::before,
.pipeline-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--amber));
}

.surface-list span {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.surface-list strong {
  color: var(--navy-strong);
}

.curve-stack {
  display: grid;
  gap: 12px;
}

.curve-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.curve-meter {
  position: relative;
  height: 12px;
  border-radius: 999px;
  background: rgba(23, 41, 63, 0.08);
  overflow: hidden;
}

.curve-meter i {
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--amber), var(--navy));
}

.pipeline-list {
  margin: 0;
  padding-left: 0;
  list-style: none;
}

.metrics-band,
.section {
  padding: 36px 0;
}

.section--tight {
  padding-top: 12px;
}

.section--tinted {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(214, 230, 227, 0.25));
  border-top: 1px solid rgba(23, 41, 63, 0.06);
  border-bottom: 1px solid rgba(23, 41, 63, 0.06);
}

.metrics-grid,
.system-grid,
.policy-grid,
.stream-grid {
  display: grid;
  gap: 16px;
}

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

.system-grid,
.policy-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
}

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

.stream-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 24px;
}

.section-head {
  max-width: 760px;
}

.section-head p {
  margin: 16px 0 0;
}

.metric-card strong,
.summary-card strong {
  display: block;
  margin-top: 10px;
  color: var(--navy-strong);
  font-size: 1.25rem;
  line-height: 1.25;
}

.metric-card p,
.summary-card p,
.policy-card p,
.system-card p,
.phase-card p,
.stream-card p,
.compliance-card p,
.ops-card p {
  margin: 12px 0 0;
}

.system-card,
.policy-card,
.phase-card,
.stream-card {
  min-height: 100%;
}

.card-index,
.phase-number {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--amber);
}

.phase-list {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.ops-card,
.compliance-card,
.cta-banner {
  padding: 24px;
}

.check-list {
  margin-top: 18px;
}

.cta-banner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
}

.page-main {
  padding-bottom: 30px;
}

.summary-stack {
  align-self: stretch;
}

.page-meta {
  margin-top: 18px;
}

.faq-list {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.faq-item {
  padding: 0 22px;
  border-radius: 18px;
  border: 1px solid rgba(23, 41, 63, 0.08);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 12px 28px rgba(21, 36, 56, 0.05);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 0;
  font-weight: 800;
  color: var(--navy-strong);
}

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

.faq-item p {
  margin: 0 0 20px;
}

.site-footer {
  padding: 26px 0 34px;
  border-top: 1px solid rgba(23, 41, 63, 0.08);
}

.footer-inner,
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 18px;
}

.footer-links a {
  color: var(--ink-soft);
  text-decoration: none;
}

.footer-bottom {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(23, 41, 63, 0.08);
  color: var(--ink-dim);
  font-size: 0.92rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 420ms ease, transform 420ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .metrics-grid,
  .stream-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .window-body {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .hero-layout,
  .page-grid,
  .workflow-grid,
  .privacy-grid,
  .cta-banner {
    grid-template-columns: 1fr;
  }

  .nav {
    display: none;
  }

  .site-header[data-open="true"] .nav {
    position: absolute;
    inset: calc(100% + 8px) 24px auto;
    display: grid;
    gap: 8px;
    padding: 18px;
    border-radius: 20px;
    background: rgba(255, 253, 249, 0.94);
    border: 1px solid rgba(23, 41, 63, 0.08);
    box-shadow: 0 18px 42px rgba(21, 36, 56, 0.1);
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .header-actions .button--quiet {
    display: none;
  }

  .metrics-grid,
  .system-grid,
  .policy-grid,
  .policy-grid--wide,
  .stream-grid {
    grid-template-columns: 1fr;
  }

  .cta-actions,
  .hero-actions {
    width: 100%;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(var(--max-width), calc(100% - 28px));
  }

  .header-inner {
    gap: 10px;
  }

  .brand-copy small {
    display: none;
  }

  .header-actions {
    margin-left: auto;
  }

  .header-actions .button--primary {
    display: none;
  }

  .field-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-inner,
  .footer-bottom {
    flex-direction: column;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}