:root {
  --bg: #f8f5ee;
  --bg-strong: #eef6f0;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --ink: #18322e;
  --muted: #60756d;
  --line: rgba(24, 50, 46, 0.1);
  --line-strong: rgba(24, 50, 46, 0.16);
  --accent: #148d74;
  --accent-deep: #0d6354;
  --accent-warm: #d5e6dc;
  --accent-soft: rgba(20, 141, 116, 0.12);
  --danger-soft: rgba(157, 182, 169, 0.16);
  --shadow: 0 28px 72px -40px rgba(24, 50, 46, 0.24);
  --shadow-soft: 0 20px 48px -32px rgba(24, 50, 46, 0.18);
  --radius-xl: 2rem;
  --radius-lg: 1.5rem;
  --radius-md: 1rem;
  --shell: min(1240px, calc(100vw - 2rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(20, 141, 116, 0.11), transparent 26%),
    radial-gradient(circle at top right, rgba(213, 230, 220, 0.72), transparent 32%),
    linear-gradient(180deg, #fdfaf5 0%, #f8f5ee 44%, #eef7f2 100%);
  color: var(--ink);
  font-family: "Manrope", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.72' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.18'/%3E%3C/svg%3E");
  opacity: 0.08;
  z-index: 0;
}

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

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.site-root {
  position: relative;
  z-index: 1;
}

.shell {
  width: var(--shell);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 1rem 0 0;
}

.nav-shell {
  width: var(--shell);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 999px;
  backdrop-filter: blur(18px);
  box-shadow: 0 14px 40px -26px rgba(21, 36, 44, 0.35);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  font-family: "Outfit", "Arial Narrow", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.9rem;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #ffffff;
  box-shadow: 0 14px 30px -18px rgba(14, 159, 140, 0.85);
}

.brand-copy {
  display: grid;
  gap: 0.1rem;
}

.brand-copy span {
  display: block;
}

.brand-kicker {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.67rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-nav a,
.nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.75rem 1.05rem;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
  background: rgba(21, 36, 44, 0.06);
}

.nav-button {
  background: var(--ink);
  color: #fff8f0;
  box-shadow: 0 16px 30px -20px rgba(21, 36, 44, 0.9);
}

.nav-button:hover {
  transform: translateY(-1px);
  background: #0f1a21;
}

.nav-toggle {
  display: none;
  place-items: center;
  width: 2.9rem;
  height: 2.9rem;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(21, 36, 44, 0.08);
  color: var(--ink);
}

.page-main {
  padding: 1.4rem 0 5rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  gap: 1.5rem;
  padding: 2.1rem 0 1.4rem;
}

.hero-copy,
.hero-panel {
  border-radius: clamp(1.7rem, 3vw, 2.7rem);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(242, 250, 247, 0.84));
  border: 1px solid rgba(255, 255, 255, 0.75);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.hero-copy {
  position: relative;
  padding: clamp(2rem, 5vw, 4.4rem);
}

.hero-copy::before,
.hero-panel::before,
.section-card::before,
.accent-panel::before,
.contact-card::before,
.timeline-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.62), rgba(255, 255, 255, 0.08));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.2rem;
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  background: rgba(21, 36, 44, 0.055);
  color: var(--ink);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow-dot,
.status-dot,
.mini-dot,
.footer-dot {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 999px;
  flex: none;
}

.eyebrow-dot,
.status-dot {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  box-shadow: 0 0 0 6px rgba(14, 159, 140, 0.14);
}

.display {
  margin: 0;
  font-family: "Outfit", "Arial Narrow", sans-serif;
  font-size: clamp(3rem, 7vw, 6rem);
  line-height: 0.96;
  letter-spacing: -0.075em;
  text-wrap: balance;
}

.display em,
.masthead-title em,
.section-title em,
.card-title em,
.metric-value em {
  color: var(--accent-deep);
  font-style: normal;
}

.lede {
  max-width: 38rem;
  margin: 1.45rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions,
.cta-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.8rem;
}

.button,
.link-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: 3.35rem;
  padding: 0.95rem 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.button-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #ffffff;
  box-shadow: 0 18px 34px -22px rgba(14, 159, 140, 0.95);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.58);
  border-color: rgba(21, 36, 44, 0.09);
  color: var(--ink);
}

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

.button:active,
.link-chip:active,
.nav-button:active {
  transform: translateY(0) scale(0.985);
}

.hero-stats,
.meta-row,
.pill-row,
.footer-list,
.logo-strip,
.signal-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.hero-stats {
  margin-top: 1.75rem;
}

.meta-pill,
.signal-pill,
.surface-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.55rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(21, 36, 44, 0.08);
  background: rgba(255, 255, 255, 0.82);
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.hero-panel {
  position: relative;
  padding: clamp(1.4rem, 3vw, 2rem);
  background:
    radial-gradient(circle at top right, rgba(18, 161, 138, 0.18), transparent 34%),
    linear-gradient(180deg, rgba(238, 249, 246, 0.96), rgba(229, 243, 239, 0.98));
  color: var(--ink);
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: auto -8% -24% auto;
  width: 19rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(18, 161, 138, 0.18), transparent 60%);
  pointer-events: none;
}

.panel-shell {
  position: relative;
  display: grid;
  gap: 1rem;
}

.panel-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.2rem 0 0.4rem;
}

.panel-label,
.section-kicker,
.card-kicker,
.masthead-kicker {
  margin: 0;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.section-kicker,
.card-kicker,
.masthead-kicker {
  color: var(--accent-deep);
}

.panel-title {
  margin: 0;
  font-family: "Outfit", "Arial Narrow", sans-serif;
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.panel-subtitle {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.panel-cluster,
.module-list,
.stack-list,
.footer-columns,
.compare-grid,
.contact-grid,
.pricing-grid,
.principle-grid,
.scenario-grid,
.outcome-grid,
.feature-grid,
.layer-grid,
.flow-grid,
.page-grid,
.timeline-grid,
.overview-grid,
.cta-grid {
  display: grid;
  gap: 1rem;
}

.panel-card,
.section-card,
.timeline-card,
.contact-card,
.accent-panel {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.panel-card {
  padding: 1rem;
  border: 1px solid rgba(22, 51, 48, 0.08);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.conversation-card {
  display: grid;
  gap: 1rem;
}

.conversation-card .surface-pill {
  border-color: rgba(22, 51, 48, 0.08);
  background: rgba(255, 255, 255, 0.85);
  color: var(--ink);
}

.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--ink);
  font-weight: 700;
}

.conversation-thread {
  display: grid;
  gap: 0.8rem;
}

.thread-bubble {
  max-width: 90%;
  padding: 0.95rem 1rem;
  border-radius: 1.15rem;
  font-size: 0.95rem;
}

.thread-bubble.agent {
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
}

.thread-bubble.system {
  margin-left: auto;
  background: rgba(18, 161, 138, 0.12);
  border: 1px solid rgba(18, 161, 138, 0.2);
  color: var(--accent-deep);
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.mini-card {
  padding: 0.95rem;
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(22, 51, 48, 0.08);
}

.mini-label {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.mini-value {
  margin-top: 0.35rem;
  display: block;
  font-family: "Outfit", "Arial Narrow", sans-serif;
  font-size: 1.15rem;
  letter-spacing: -0.05em;
}

.section {
  padding: 2.6rem 0 0;
}

.signal-strip {
  padding: 0.4rem 0 0;
}

.signal-pill {
  background: rgba(255, 255, 255, 0.5);
  color: var(--ink);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
}

.section-header,
.masthead {
  display: grid;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.masthead {
  padding: clamp(2.2rem, 5vw, 4rem);
  border-radius: clamp(1.7rem, 3vw, 2.6rem);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(238, 248, 245, 0.78));
  border: 1px solid rgba(255, 255, 255, 0.75);
  box-shadow: var(--shadow-soft);
}

.masthead-title,
.section-title {
  margin: 0;
  font-family: "Outfit", "Arial Narrow", sans-serif;
  font-size: clamp(2rem, 4vw, 3.9rem);
  line-height: 0.98;
  letter-spacing: -0.07em;
  max-width: 14ch;
}

.section-title {
  max-width: 13ch;
}

.section-copy,
.masthead-copy,
.card-copy,
.detail-copy,
.footer-copy,
.list-copy {
  margin: 0;
  color: var(--muted);
}

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

.section-card,
.timeline-card,
.contact-card,
.accent-panel {
  padding: clamp(1.35rem, 3vw, 2rem);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(239, 249, 246, 0.76));
  border: 1px solid rgba(255, 255, 255, 0.76);
  box-shadow: var(--shadow-soft);
}

.section-card:hover,
.timeline-card:hover,
.contact-card:hover {
  transform: translateY(-2px);
}

.section-card,
.timeline-card,
.contact-card,
.button,
.link-chip {
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.card-title,
.detail-title,
.metric-value,
.contact-title {
  margin: 0;
  font-family: "Outfit", "Arial Narrow", sans-serif;
  line-height: 1;
  letter-spacing: -0.05em;
}

.card-title {
  font-size: 1.55rem;
}

.detail-title {
  font-size: 1.15rem;
}

.card-stack {
  display: grid;
  gap: 1rem;
}

.list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.8rem;
}

.list li {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
}

.list-mark {
  margin-top: 0.28rem;
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  box-shadow: 0 0 0 6px rgba(14, 159, 140, 0.12);
  flex: none;
}

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

.layer-grid,
.scenario-grid,
.outcome-grid,
.principle-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.cta-grid,
.contact-grid,
.overview-grid {
  grid-template-columns: 1.1fr 0.9fr;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 1.1rem;
}

.metric-card {
  padding: 1rem;
  border-radius: 1.2rem;
  background: rgba(18, 161, 138, 0.07);
  border: 1px solid rgba(22, 51, 48, 0.08);
}

.metric-value {
  font-size: 1.35rem;
}

.metric-label {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.tabs {
  display: grid;
  gap: 1rem;
}

.tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.tab-button {
  min-height: 2.8rem;
  padding: 0.65rem 1rem;
  border: 1px solid rgba(21, 36, 44, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.tab-button.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff8f0;
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}

.tab-surface {
  padding: clamp(1.3rem, 3vw, 2rem);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(239, 249, 246, 0.76));
  border: 1px solid rgba(255, 255, 255, 0.76);
  box-shadow: var(--shadow-soft);
}

.detail-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 1rem;
}

.detail-cluster {
  display: grid;
  gap: 0.85rem;
}

.detail-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  background: rgba(21, 36, 44, 0.05);
  border: 1px solid rgba(21, 36, 44, 0.08);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--ink);
}

.accent-panel {
  background:
    radial-gradient(circle at top left, rgba(14, 159, 140, 0.14), transparent 28%),
    linear-gradient(180deg, rgba(248, 255, 253, 0.92), rgba(232, 246, 242, 0.88));
}

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

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

.timeline-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 999px;
  background: rgba(14, 159, 140, 0.12);
  color: var(--accent-deep);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  font-weight: 700;
}

.compare-surface {
  display: grid;
  gap: 1rem;
  padding: clamp(1.3rem, 3vw, 2rem);
  border-radius: var(--radius-xl);
  background: rgba(21, 36, 44, 0.92);
  color: #f4eee5;
  box-shadow: var(--shadow-soft);
}

.compare-card {
  padding: 1.1rem;
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.compare-card h3,
.compare-card p {
  margin: 0;
}

.compare-card h3 {
  font-family: "Outfit", "Arial Narrow", sans-serif;
  font-size: 1.15rem;
  letter-spacing: -0.04em;
}

.compare-card p {
  margin-top: 0.45rem;
  color: rgba(244, 238, 229, 0.72);
}

.accordion {
  display: grid;
  gap: 0.8rem;
}

.accordion-item {
  border-radius: 1.3rem;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(21, 36, 44, 0.08);
  overflow: hidden;
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  border: 0;
  background: none;
  color: var(--ink);
  text-align: left;
  font-weight: 800;
}

.accordion-trigger span:last-child {
  font-family: "IBM Plex Mono", monospace;
  color: var(--muted);
}

.accordion-panel {
  display: none;
  padding: 0 1.1rem 1rem;
  color: var(--muted);
}

.accordion-item.is-open .accordion-panel {
  display: block;
}

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

.contact-title {
  font-size: 1.55rem;
}

.contact-note {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.75rem;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

.pricing-card {
  display: grid;
  align-content: start;
  gap: 0.95rem;
}

.pricing-card.is-featured {
  background:
    radial-gradient(circle at top left, rgba(20, 141, 116, 0.16), transparent 30%),
    linear-gradient(180deg, rgba(251, 255, 252, 0.96), rgba(233, 245, 239, 0.92));
  border-color: rgba(20, 141, 116, 0.18);
}

.pricing-price {
  margin: 0;
  color: var(--accent-deep);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.pricing-card .cta-actions {
  margin-top: auto;
}

.comparison-table {
  display: grid;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.2rem;
}

.comparison-row {
  min-width: 42rem;
  display: grid;
  grid-template-columns: minmax(13rem, 1.5fr) repeat(3, minmax(6rem, 1fr));
  gap: 0.85rem;
  align-items: center;
  padding: 0.95rem 1rem;
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.comparison-row span {
  color: rgba(244, 238, 229, 0.78);
  font-size: 0.95rem;
}

.comparison-row .comparison-label {
  color: #ffffff;
  font-weight: 700;
}

.comparison-head {
  background: rgba(255, 255, 255, 0.12);
}

.comparison-head span {
  color: #ffffff;
  font-weight: 800;
}

.link-stack {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.2rem;
}

.link-chip {
  justify-content: space-between;
  min-height: 4rem;
  padding: 1rem 1.1rem 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.55);
  border-color: rgba(21, 36, 44, 0.08);
}

.link-chip strong {
  display: block;
  font-size: 0.98rem;
}

.link-chip span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 600;
}

.site-footer {
  padding: 4rem 0 3rem;
}

.footer-shell {
  width: var(--shell);
  margin: 0 auto;
  padding: clamp(1.5rem, 4vw, 2.2rem);
  border-radius: clamp(1.4rem, 3vw, 2rem);
  background: rgba(21, 36, 44, 0.94);
  color: #f4eee5;
  box-shadow: var(--shadow-soft);
}

.footer-columns {
  grid-template-columns: 1.2fr 0.8fr;
  align-items: end;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: "Outfit", "Arial Narrow", sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.05em;
}

.footer-dot {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  box-shadow: 0 0 0 8px rgba(14, 159, 140, 0.15);
}

.footer-copy {
  margin-top: 0.75rem;
  max-width: 34rem;
  color: rgba(244, 238, 229, 0.72);
}

.footer-list {
  justify-content: flex-end;
}

.footer-list a {
  color: rgba(244, 238, 229, 0.72);
  font-weight: 700;
}

.footer-list a:hover {
  color: #ffffff;
}

.footer-bottom {
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(244, 238, 229, 0.56);
  font-size: 0.82rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 480ms ease, transform 480ms ease;
}

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

.marquee {
  overflow: hidden;
  border-radius: 999px;
  border: 1px solid rgba(21, 36, 44, 0.08);
  background: rgba(255, 255, 255, 0.48);
}

.marquee-track {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: max-content;
  padding: 0.85rem 1rem;
  animation: marquee 24s linear infinite;
}

.marquee-track span {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.marquee-divider {
  width: 0.3rem;
  height: 0.3rem;
  border-radius: 999px;
  background: rgba(21, 36, 44, 0.2);
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (max-width: 1100px) {
  .hero,
  .cta-grid,
  .contact-grid,
  .overview-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .page-grid,
  .layer-grid,
  .pricing-grid,
  .scenario-grid,
  .outcome-grid,
  .principle-grid,
  .timeline-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 860px) {
  .site-header {
    padding-top: 0.8rem;
  }

  .nav-shell {
    align-items: flex-start;
    border-radius: 1.6rem;
    padding: 1rem;
  }

  .nav-toggle {
    display: grid;
  }

  .site-nav {
    display: none;
    width: 100%;
    padding-top: 0.9rem;
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a,
  .nav-button {
    width: 100%;
  }

  .hero {
    padding-top: 1.2rem;
  }

  .page-grid,
  .feature-grid,
  .layer-grid,
  .pricing-grid,
  .scenario-grid,
  .outcome-grid,
  .principle-grid,
  .flow-grid,
  .compare-grid,
  .timeline-grid,
  .mini-grid,
  .metric-strip,
  .footer-columns {
    grid-template-columns: 1fr;
  }

  .display {
    font-size: clamp(2.65rem, 14vw, 4.1rem);
  }

  .masthead-title,
  .section-title {
    max-width: none;
    font-size: clamp(2.1rem, 9vw, 3.2rem);
  }

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

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

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

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