:root {
  --bg: #f5f1e8;
  --bg-soft: #efe8da;
  --panel: rgba(250, 247, 240, 0.78);
  --panel-strong: #fbf8f2;
  --ink: #17202a;
  --muted: #5d6771;
  --line: rgba(23, 32, 42, 0.12);
  --line-strong: rgba(23, 32, 42, 0.2);
  --accent: #8a5a3c;
  --accent-deep: #69422b;
  --sage: #6d8079;
  --gold: #d5b98a;
  --shadow: 0 32px 80px rgba(18, 24, 31, 0.1);
  --max-width: 1200px;
  --radius-lg: 34px;
  --radius-md: 22px;
  --radius-sm: 16px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Instrument Sans", sans-serif;
  background:
    radial-gradient(circle at 10% 12%, rgba(213, 185, 138, 0.36), transparent 0 28%),
    radial-gradient(circle at 86% 10%, rgba(109, 128, 121, 0.18), transparent 0 24%),
    linear-gradient(180deg, #f8f4ec 0%, var(--bg) 48%, #f7f3ea 100%);
}

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

button,
input,
textarea,
select {
  font: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(245, 241, 232, 0.76);
  border-bottom: 1px solid rgba(23, 32, 42, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 78px;
}

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

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #fffaf4;
  font-family: "Newsreader", serif;
  font-size: 1.2rem;
  box-shadow: 0 16px 36px rgba(105, 66, 43, 0.22);
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-name {
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand-tag {
  color: var(--muted);
  font-size: 0.82rem;
}

.site-nav {
  display: inline-flex;
  gap: 28px;
  color: var(--muted);
  font-size: 0.94rem;
}

.site-nav a,
.text-link {
  transition: color 160ms ease;
}

.site-nav a:hover,
.text-link:hover {
  color: var(--accent-deep);
}

.hero {
  position: relative;
  overflow: clip;
  padding: 44px 0 54px;
}

.hero-noise {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.32), transparent),
    repeating-linear-gradient(
      90deg,
      rgba(23, 32, 42, 0.03) 0,
      rgba(23, 32, 42, 0.03) 1px,
      transparent 1px,
      transparent 110px
    );
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.92), transparent 88%);
  pointer-events: none;
}

.hero-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
  gap: 34px;
  align-items: end;
  min-height: calc(100svh - 150px);
}

.hero-copy {
  padding: 48px 0;
}

.hero-copy.reveal,
.hero-visual.reveal {
  opacity: 1;
  transform: none;
}

.eyebrow,
.statement-kicker,
.visual-label,
.metric-label,
.system-index,
.memo-date {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.76rem;
  font-weight: 700;
}

.eyebrow,
.statement-kicker,
.visual-label,
.metric-label,
.memo-date,
.system-index {
  color: var(--accent-deep);
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: -0.045em;
}

h1,
h2 {
  font-family: "Newsreader", serif;
  font-weight: 600;
}

h1 {
  max-width: 10.6ch;
  margin-top: 10px;
  font-size: clamp(3.4rem, 7vw, 6.45rem);
  line-height: 0.92;
}

h2 {
  font-size: clamp(2.35rem, 4.2vw, 4rem);
  line-height: 0.95;
}

h3 {
  font-size: 1.34rem;
}

.hero-text,
.section-intro p,
.system-step p,
.service-line p,
.founder-body p,
.cta-inner p,
.statement-text,
.chart-footer p,
.core-note {
  color: var(--muted);
  line-height: 1.72;
}

.hero-text {
  max-width: 60ch;
  margin: 22px 0 0;
  font-size: 1.08rem;
}

.hero-text-secondary {
  max-width: 54ch;
  color: rgba(23, 32, 42, 0.78);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease;
}

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

.button-primary {
  background: var(--ink);
  color: #fffaf5;
}

.button-primary:hover {
  background: #111820;
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.44);
  color: var(--ink);
}

.button-secondary:hover {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.7);
}

.hero-visual {
  position: relative;
  align-self: stretch;
  display: grid;
  gap: 18px;
  padding: 26px 26px 20px;
  border: 1px solid rgba(23, 32, 42, 0.08);
  border-radius: 38px;
  background:
    linear-gradient(180deg, rgba(251, 248, 242, 0.9), rgba(246, 241, 233, 0.84)),
    radial-gradient(circle at top right, rgba(109, 128, 121, 0.16), transparent 30%);
  box-shadow: var(--shadow);
}

.signal-stage {
  position: relative;
  display: grid;
  grid-template-columns: 0.92fr 1.14fr 0.94fr;
  gap: 20px;
  align-items: stretch;
  min-height: 450px;
  padding: 20px;
  border-radius: 28px;
  border: 1px solid rgba(23, 32, 42, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.5), rgba(247, 242, 234, 0.42)),
    rgba(255, 255, 255, 0.36);
}

.signal-stage::before,
.signal-stage::after {
  content: "";
  position: absolute;
  top: 22px;
  bottom: 22px;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(23, 32, 42, 0.14), transparent);
  pointer-events: none;
}

.signal-stage::before {
  left: 29.75%;
}

.signal-stage::after {
  right: 28.75%;
}

.signal-grid {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(23, 32, 42, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 32, 42, 0.04) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent);
  pointer-events: none;
}

.signal-column {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 16px;
  min-height: 100%;
}

.source-register,
.review-desk,
.memo-sheet,
.hero-metric-strip .metric {
  border-radius: 22px;
  border: 1px solid rgba(23, 32, 42, 0.08);
  background: rgba(251, 248, 242, 0.88);
}

.source-register,
.review-desk,
.memo-sheet {
  box-shadow: 0 18px 34px rgba(23, 32, 42, 0.06);
}

.source-register {
  overflow: hidden;
  margin-top: 2px;
}

.register-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  align-items: center;
  padding: 15px 18px;
  border-top: 1px solid rgba(23, 32, 42, 0.08);
}

.register-row:first-child {
  border-top: 0;
}

.register-row strong,
.desk-step strong,
.output-line strong,
.memo-sheet strong,
.register-note strong {
  font-size: 0.94rem;
  font-weight: 600;
}

.register-row span,
.desk-head span,
.desk-step p,
.ledger-line span,
.output-line span,
.memo-points span,
.register-note-label {
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.86rem;
}

.register-note {
  display: grid;
  gap: 6px;
  padding: 16px 18px 0;
}

.register-note-label {
  color: var(--accent-deep);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 700;
}

.signal-core {
  padding-top: 36px;
}

.review-desk {
  margin-top: -6px;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(252, 249, 244, 0.96), rgba(244, 239, 230, 0.9)),
    radial-gradient(circle at top left, rgba(213, 185, 138, 0.14), transparent 42%);
}

.desk-head {
  display: grid;
  gap: 5px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(23, 32, 42, 0.08);
}

.desk-head strong {
  font-family: "Newsreader", serif;
  font-size: 1.34rem;
  font-weight: 600;
  letter-spacing: -0.04em;
}

.desk-list {
  display: grid;
  gap: 0;
}

.desk-step,
.ledger-line {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(23, 32, 42, 0.08);
}

.desk-step:last-child {
  border-bottom: 0;
}

.desk-step span {
  display: inline-flex;
  align-items: flex-start;
  justify-content: center;
  width: 34px;
  min-height: 34px;
  padding-top: 7px;
  border-radius: 999px;
  border: 1px solid rgba(23, 32, 42, 0.08);
  background: rgba(255, 255, 255, 0.72);
  color: var(--accent-deep);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.desk-step p {
  margin: 4px 0 0;
  font-size: 0.84rem;
}

.confidence-ledger {
  margin-top: 2px;
  padding-top: 8px;
  border-top: 1px solid rgba(23, 32, 42, 0.08);
}

.ledger-line {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  padding: 10px 0;
}

.ledger-line strong {
  text-align: right;
  font-size: 0.9rem;
}

.core-note {
  max-width: 36ch;
  margin: 0;
  font-size: 0.95rem;
  text-align: left;
}

.signal-output {
  gap: 14px;
  padding-top: 58px;
}

.output-panel {
  display: grid;
  gap: 14px;
  margin-top: 2px;
}

.memo-sheet {
  display: grid;
  gap: 14px;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(252, 249, 244, 0.96), rgba(246, 240, 232, 0.88)),
    rgba(255, 255, 255, 0.7);
}

.memo-sheet-head {
  display: grid;
  gap: 5px;
}

.memo-sheet-head strong {
  font-family: "Newsreader", serif;
  font-size: 1.28rem;
  font-weight: 600;
  letter-spacing: -0.04em;
}

.memo-points {
  display: grid;
  gap: 10px;
}

.memo-points p {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid rgba(23, 32, 42, 0.08);
}

.memo-points p:first-child {
  padding-top: 0;
  border-top: 0;
}

.memo-points span {
  color: var(--accent-deep);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.memo-points strong {
  font-size: 0.88rem;
  line-height: 1.5;
}

.output-ledger {
  display: grid;
  gap: 10px;
}

.output-line {
  display: grid;
  gap: 3px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(23, 32, 42, 0.08);
  background: rgba(251, 248, 242, 0.78);
}

.hero-metric-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.metric {
  padding: 18px;
}

.metric strong {
  display: block;
  margin-top: 8px;
  line-height: 1.45;
  font-size: 0.98rem;
}

.opening-statement {
  padding: 12px 0 10px;
}

.statement-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 26px;
  align-items: start;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.statement-kicker {
  margin: 0;
}

.statement-text {
  margin: 0;
  max-width: 56ch;
  font-size: clamp(1.34rem, 2vw, 1.7rem);
  line-height: 1.45;
  color: rgba(23, 32, 42, 0.84);
}

.section {
  padding: 112px 0 0;
}

.section-grid,
.visual-layout,
.comparison-layout,
.founder-layout {
  display: grid;
  gap: 34px;
}

.section-grid,
.comparison-layout,
.founder-layout {
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
}

.section-intro {
  display: grid;
  gap: 14px;
  align-content: start;
}

.section-intro p {
  max-width: 50ch;
  margin: 0;
}

.system-rail {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.system-step,
.service-line {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 18px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.system-step h3,
.service-line h3 {
  margin-bottom: 10px;
}

.system-step p,
.service-line p {
  margin: 0;
}

.visual-layout {
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  align-items: center;
}

.visual-copy {
  display: grid;
  gap: 14px;
}

.visual-copy p {
  margin: 0;
}

.chart-panel {
  padding: 24px;
  border: 1px solid rgba(23, 32, 42, 0.08);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(251, 248, 242, 0.92), rgba(245, 240, 232, 0.86)),
    radial-gradient(circle at top left, rgba(213, 185, 138, 0.18), transparent 32%);
  box-shadow: var(--shadow);
}

.chart-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
}

.chart-header p,
.chart-footer p {
  margin: 0;
}

.chart-header p {
  font-weight: 600;
}

.chart-header span {
  color: var(--muted);
  font-size: 0.94rem;
}

.bar-chart {
  display: grid;
  gap: 18px;
}

.bar-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) 68px;
  gap: 14px;
  align-items: center;
}

.bar-row span,
.bar-row strong {
  font-size: 0.96rem;
}

.bar-row strong {
  text-align: right;
}

.bar-track {
  position: relative;
  overflow: hidden;
  height: 26px;
  border-radius: 999px;
  background: rgba(23, 32, 42, 0.08);
}

.bar-track i {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sage), var(--accent));
  transition: width 900ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.bar-chart.visible .bar-track i,
.bar-chart.in-view .bar-track i {
  width: var(--bar-size);
}

.chart-footer {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(23, 32, 42, 0.08);
  background: rgba(255, 255, 255, 0.56);
  color: var(--accent-deep);
  font-size: 0.84rem;
  font-weight: 600;
}

.comparison-table {
  border-top: 1px solid var(--line);
}

.comparison-head,
.comparison-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  padding: 18px 0;
}

.comparison-head {
  color: var(--accent-deep);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.comparison-row {
  border-top: 1px solid var(--line);
  line-height: 1.6;
}

.services-layout {
  align-items: start;
}

.services-list {
  border-top: 1px solid var(--line);
}

.founder-body {
  max-width: 62ch;
}

.founder-body p {
  margin: 0 0 16px;
}

.text-link {
  display: inline-block;
  margin-top: 10px;
  color: var(--accent);
  font-weight: 600;
}

.cta-section {
  padding-bottom: 86px;
}

.cta-inner {
  padding: 38px 0 0;
  border-top: 1px solid var(--line);
  text-align: center;
}

.cta-inner p {
  max-width: 62ch;
  margin: 14px auto 0;
}

.cta-inner .hero-actions {
  justify-content: center;
}

.site-footer {
  border-top: 1px solid rgba(23, 32, 42, 0.08);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 18px;
  padding: 22px 0 34px;
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-inner p {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 700ms ease,
    transform 700ms ease;
}

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

.reveal-delay-1 {
  transition-delay: 120ms;
}

.reveal-delay-2 {
  transition-delay: 220ms;
}

@media (max-width: 1080px) {
  .hero-layout,
  .section-grid,
  .visual-layout,
  .comparison-layout,
  .founder-layout,
  .statement-layout {
    grid-template-columns: 1fr;
  }

  .hero-layout {
    min-height: auto;
  }

  .hero-copy {
    padding-top: 24px;
  }

  .signal-stage {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .signal-core,
  .signal-output {
    padding-top: 0;
  }

  .signal-stage::before,
  .signal-stage::after {
    display: none;
  }

  .hero-metric-strip {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .shell {
    width: min(100% - 28px, var(--max-width));
  }

  .site-nav {
    display: none;
  }

  .site-header {
    position: static;
  }

  .hero {
    padding-top: 24px;
  }

  .hero-visual,
  .chart-panel {
    padding: 18px;
    border-radius: 24px;
  }

  .signal-stage {
    padding: 14px;
    border-radius: 22px;
  }

  .register-row,
  .memo-points p,
  .ledger-line {
    grid-template-columns: 1fr;
  }

  .desk-step {
    grid-template-columns: 34px 1fr;
  }

  .ledger-line strong {
    text-align: left;
  }

  .system-step,
  .service-line,
  .comparison-head,
  .comparison-row,
  .bar-row {
    grid-template-columns: 1fr;
  }

  .bar-row {
    gap: 8px;
  }

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

  .section {
    padding-top: 86px;
  }

  .cta-section {
    padding-bottom: 72px;
  }

  .footer-inner {
    padding-bottom: 24px;
  }
}

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

  .reveal,
  .button,
  .bar-track i {
    transition: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .bar-track i {
    width: var(--bar-size);
  }
}