:root {
  color-scheme: dark;
  --bg: #050706;
  --bg-2: #07100d;
  --surface: #0b1210;
  --surface-2: #101816;
  --surface-3: #141d19;
  --text: #f4fbf7;
  --muted: #b7c8c0;
  --muted-2: #7d948a;
  --line: rgba(223, 255, 242, 0.15);
  --line-strong: rgba(223, 255, 242, 0.3);
  --cyan: #4af4ff;
  --green: #73ffc4;
  --amber: #ffd280;
  --magenta: #ff58d0;
  --shadow: rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, var(--bg) 0%, #06100c 34%, var(--bg) 100%);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  letter-spacing: 0;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body::selection {
  background: rgba(115, 255, 196, 0.28);
}

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

img,
canvas {
  display: block;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 60;
  transform: translateY(-140%);
  border: 1px solid var(--green);
  border-radius: 6px;
  background: #07100d;
  color: var(--text);
  padding: 10px 14px;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 0 32px;
  border-bottom: 1px solid rgba(223, 255, 242, 0.1);
  background: rgba(5, 7, 6, 0.74);
  backdrop-filter: blur(16px);
  transition: background 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(5, 7, 6, 0.92);
  box-shadow: 0 20px 50px var(--shadow);
}

.brand,
.site-nav,
.nav-cta,
.button {
  align-items: center;
  display: inline-flex;
}

.brand {
  gap: 10px;
  font-size: 0.98rem;
  font-weight: 760;
  white-space: nowrap;
}

.site-nav {
  gap: 8px;
  color: var(--muted);
  font-size: 0.94rem;
}

.site-nav a,
.nav-cta {
  border-radius: 6px;
  padding: 9px 12px;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-cta {
  border: 1px solid rgba(115, 255, 196, 0.48);
  color: var(--green);
  font-size: 0.92rem;
  font-weight: 720;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  background: rgba(115, 255, 196, 0.1);
}

.hero {
  position: relative;
  display: flex;
  min-height: 86svh;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(223, 255, 242, 0.1);
  padding: 72px 0 34px;
}

.hero-poster,
#hero-canvas,
.hero-scrim {
  position: absolute;
  inset: 0;
}

.hero-poster {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.86;
}

#hero-canvas {
  width: 100%;
  height: 100%;
  opacity: 0.76;
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(5, 7, 6, 0.96) 0%, rgba(5, 7, 6, 0.85) 36%, rgba(5, 7, 6, 0.32) 74%, rgba(5, 7, 6, 0.58) 100%),
    linear-gradient(180deg, rgba(5, 7, 6, 0.38) 0%, rgba(5, 7, 6, 0.04) 45%, rgba(5, 7, 6, 0.74) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  width: 100%;
  max-width: 1240px;
  grid-template-columns: minmax(0, 1fr) 390px;
  gap: 46px;
  align-items: center;
  margin: 0 auto;
  padding: 0 32px;
}

.hero-copy {
  max-width: 780px;
}

.hero-brand {
  margin: 0 0 20px;
  color: var(--green);
  font-size: 1.15rem;
  font-weight: 760;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.hero h1 {
  margin-bottom: 24px;
  max-width: 940px;
  color: #ffffff;
  font-size: 4.2rem;
  font-weight: 790;
  letter-spacing: 0;
  line-height: 0.98;
}

.hero-lede {
  max-width: 680px;
  margin-bottom: 28px;
  color: #d8e8e0;
  font-size: 1.14rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.button {
  min-height: 46px;
  justify-content: center;
  gap: 10px;
  border-radius: 6px;
  padding: 12px 17px;
  font-size: 0.96rem;
  font-weight: 760;
  line-height: 1.2;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

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

.button-primary {
  border: 1px solid rgba(115, 255, 196, 0.68);
  background: linear-gradient(135deg, rgba(115, 255, 196, 0.94), rgba(74, 244, 255, 0.9));
  color: #04100d;
  box-shadow: 0 0 32px rgba(115, 255, 196, 0.2);
}

.button-secondary {
  border: 1px solid rgba(244, 251, 247, 0.24);
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-proof div {
  min-width: 132px;
  border: 1px solid rgba(223, 255, 242, 0.15);
  border-radius: 8px;
  padding: 12px 14px;
  background: rgba(9, 18, 15, 0.72);
}

.hero-proof strong {
  display: block;
  color: #ffffff;
  font-size: 1.55rem;
  line-height: 1;
}

.hero-proof span {
  color: var(--muted);
  font-size: 0.9rem;
}

.signal-panel {
  border: 1px solid rgba(223, 255, 242, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(11, 18, 16, 0.84), rgba(11, 18, 16, 0.54)),
    rgba(11, 18, 16, 0.78);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
  padding: 22px;
}

.signal-panel p {
  margin-bottom: 16px;
  color: var(--green);
  font-weight: 780;
}

.signal-panel ol {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  counter-reset: signal;
  list-style: none;
}

.signal-panel li {
  position: relative;
  min-height: 44px;
  border: 1px solid rgba(223, 255, 242, 0.13);
  border-radius: 8px;
  padding: 11px 12px 11px 46px;
  color: #eaf5ef;
  background: rgba(255, 255, 255, 0.045);
}

.signal-panel li::before {
  position: absolute;
  left: 12px;
  top: 10px;
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 6px;
  background: rgba(74, 244, 255, 0.12);
  color: var(--cyan);
  content: counter(signal, decimal-leading-zero);
  counter-increment: signal;
  font-size: 0.68rem;
  font-weight: 780;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  border-bottom: 1px solid rgba(223, 255, 242, 0.1);
  background: rgba(223, 255, 242, 0.1);
}

.trust-item {
  display: flex;
  min-height: 70px;
  align-items: center;
  gap: 10px;
  background: #06100c;
  color: #dbece4;
  font-size: 0.94rem;
  font-weight: 690;
  padding: 18px 26px;
}

.trust-item span {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 18px rgba(115, 255, 196, 0.7);
}

.section {
  padding: 92px 32px;
}

.section-muted {
  border-top: 1px solid rgba(223, 255, 242, 0.08);
  border-bottom: 1px solid rgba(223, 255, 242, 0.08);
  background:
    linear-gradient(180deg, rgba(16, 24, 22, 0.76), rgba(5, 7, 6, 0.92)),
    var(--bg-2);
}

.section-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

.section-kicker {
  margin-bottom: 12px;
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 820;
  text-transform: uppercase;
}

.section h2 {
  max-width: 820px;
  margin-bottom: 18px;
  color: #ffffff;
  font-size: 2.55rem;
  font-weight: 780;
  letter-spacing: 0;
  line-height: 1.08;
}

.section-header {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-header p,
.section-body p {
  color: var(--muted);
  font-size: 1.05rem;
}

.section-body p:last-child,
.section-header p:last-child {
  margin-bottom: 0;
}

.process-rail {
  display: grid;
  max-width: 1180px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  margin: 42px auto 0;
  border: 1px solid rgba(223, 255, 242, 0.14);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(223, 255, 242, 0.1);
}

.process-step {
  min-height: 240px;
  padding: 22px 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    #08110e;
}

.process-step span,
.lane-meta span,
.engagement-card span {
  color: var(--cyan);
  font-size: 0.84rem;
  font-weight: 820;
}

.process-step strong {
  display: block;
  margin: 14px 0 10px;
  color: #ffffff;
  font-size: 1.05rem;
}

.process-step p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.lane-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.lane-card,
.system-card,
.library-lane,
.engagement-card {
  border: 1px solid rgba(223, 255, 242, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.02)),
    var(--surface);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.24);
}

.lane-card {
  padding: 24px;
}

.lane-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 22px;
  color: var(--muted);
}

.lane-meta strong {
  color: var(--green);
  font-size: 0.9rem;
}

.lane-card h3,
.system-card h3,
.library-lane h3,
.engagement-card h3 {
  color: #ffffff;
  letter-spacing: 0;
  line-height: 1.18;
}

.lane-card h3 {
  min-height: 86px;
  margin-bottom: 14px;
  font-size: 1.45rem;
}

.lane-card p {
  color: var(--muted);
  font-size: 0.98rem;
}

.solution-rows {
  margin-top: 20px;
  border-top: 1px solid rgba(223, 255, 242, 0.12);
}

.solution-row {
  display: grid;
  gap: 5px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(223, 255, 242, 0.09);
}

.solution-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.solution-row strong {
  color: #ffffff;
  font-size: 0.98rem;
}

.solution-row span {
  color: var(--muted);
  font-size: 0.92rem;
}

.system-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.system-card {
  display: flex;
  min-height: 360px;
  flex-direction: column;
  padding: 22px;
}

.maturity {
  width: fit-content;
  border: 1px solid rgba(115, 255, 196, 0.42);
  border-radius: 999px;
  margin-bottom: 20px;
  padding: 5px 9px;
  color: var(--green);
  font-size: 0.74rem;
  font-weight: 820;
  text-transform: uppercase;
}

.system-card h3 {
  margin-bottom: 10px;
  font-size: 1.35rem;
}

.system-card p {
  color: var(--muted);
  font-size: 0.95rem;
}

.system-card dl {
  display: grid;
  gap: 14px;
  margin: auto 0 0;
}

.system-card dl div {
  border-top: 1px solid rgba(223, 255, 242, 0.12);
  padding-top: 13px;
}

.system-card dt {
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 820;
  text-transform: uppercase;
}

.system-card dd {
  margin: 4px 0 0;
  color: #d8e8e0;
  font-size: 0.92rem;
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.library-lane {
  padding: 22px;
}

.library-lane h3 {
  min-height: 58px;
  margin-bottom: 18px;
  font-size: 1.2rem;
}

.library-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: rgba(223, 255, 242, 0.08);
}

.library-list li {
  display: flex;
  min-height: 45px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: rgba(5, 7, 6, 0.7);
  padding: 10px 0;
}

.library-list strong {
  color: #f5fff9;
  font-size: 0.94rem;
}

.library-list span {
  flex: 0 0 auto;
  color: var(--muted-2);
  font-size: 0.78rem;
  font-weight: 760;
  text-align: right;
  text-transform: uppercase;
}

.start-header {
  max-width: 840px;
}

.engagement-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.engagement-card {
  min-height: 278px;
  padding: 22px;
}

.engagement-card h3 {
  margin: 14px 0 12px;
  font-size: 1.2rem;
}

.engagement-card p {
  color: var(--muted);
  font-size: 0.94rem;
}

.engagement-card strong {
  display: block;
  margin-top: 20px;
  color: #ffffff;
  font-size: 0.92rem;
}

.closing-band {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(280px, 0.7fr);
  gap: 34px;
  align-items: start;
  margin-top: 24px;
  border: 1px solid rgba(223, 255, 242, 0.16);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(74, 244, 255, 0.09), rgba(115, 255, 196, 0.06) 45%, rgba(255, 210, 128, 0.08)),
    #07100d;
  padding: 28px;
}

.closing-band h2 {
  margin-bottom: 0;
  font-size: 2rem;
}

.question-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  color: #d8e8e0;
  list-style: none;
}

.question-list li {
  position: relative;
  padding-left: 20px;
}

.question-list li::before {
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--amber);
  box-shadow: 0 0 15px rgba(255, 210, 128, 0.42);
  content: "";
}

.closing-cta {
  grid-column: 1 / -1;
  width: fit-content;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid rgba(223, 255, 242, 0.1);
  background: #040605;
  padding: 28px 32px;
  color: var(--muted);
}

.site-footer div {
  display: grid;
  gap: 4px;
}

.site-footer strong {
  color: #ffffff;
}

.site-footer a {
  color: var(--green);
  font-weight: 760;
}

.buyer-grid,
.scenario-grid,
.artifact-grid,
.credibility-grid {
  display: grid;
  gap: 18px;
}

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

.buyer-card,
.scenario-card,
.artifact-panel,
.credibility-card {
  border: 1px solid rgba(223, 255, 242, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.052), rgba(255, 255, 255, 0.018)),
    var(--surface);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.2);
}

.buyer-card {
  min-height: 328px;
  padding: 22px;
}

.buyer-card > span,
.scenario-label,
.artifact-panel > span {
  display: inline-flex;
  width: fit-content;
  border: 1px solid rgba(74, 244, 255, 0.35);
  border-radius: 999px;
  margin-bottom: 18px;
  padding: 5px 9px;
  color: var(--cyan);
  font-size: 0.74rem;
  font-weight: 820;
  text-transform: uppercase;
}

.buyer-card h3,
.scenario-card h3,
.artifact-panel h3,
.credibility-card h3 {
  color: #ffffff;
  letter-spacing: 0;
  line-height: 1.18;
}

.buyer-card h3 {
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.buyer-card p,
.scenario-card dd,
.artifact-panel p,
.credibility-card p {
  color: var(--muted);
}

.mini-list,
.artifact-list {
  display: grid;
  gap: 9px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.mini-list li,
.artifact-list li {
  position: relative;
  color: #d8e8e0;
  font-size: 0.92rem;
  padding-left: 18px;
}

.mini-list li::before,
.artifact-list li::before {
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--green);
  content: "";
}

.fit-band {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 18px;
  border: 1px solid rgba(255, 210, 128, 0.22);
  border-radius: 8px;
  background: rgba(255, 210, 128, 0.055);
  padding: 18px 20px;
  color: #e9f5ef;
}

.fit-band strong {
  color: var(--amber);
  flex: 0 0 auto;
}

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

.scenario-card {
  padding: 24px;
}

.scenario-card h3 {
  margin-bottom: 22px;
  font-size: 1.35rem;
}

.scenario-card dl {
  display: grid;
  gap: 16px;
  margin: 0;
}

.scenario-card dl div {
  border-top: 1px solid rgba(223, 255, 242, 0.12);
  padding-top: 14px;
}

.scenario-card dt {
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 820;
  text-transform: uppercase;
}

.scenario-card dd {
  margin: 5px 0 0;
  font-size: 0.92rem;
}

.proof-lab {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: 28px;
  align-items: start;
  margin-top: 34px;
  border-top: 1px solid rgba(223, 255, 242, 0.12);
  padding-top: 34px;
}

.proof-lab-copy {
  position: sticky;
  top: 96px;
}

.proof-lab-copy p {
  color: var(--muted);
}

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

.artifact-panel {
  min-height: 252px;
  padding: 22px;
}

.artifact-panel h3 {
  margin-bottom: 16px;
  font-size: 1.18rem;
}

.score-row {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  border-bottom: 1px solid rgba(223, 255, 242, 0.12);
  margin-bottom: 16px;
  padding-bottom: 16px;
}

.score-row strong {
  display: grid;
  width: 68px;
  height: 68px;
  place-items: center;
  border: 1px solid rgba(115, 255, 196, 0.42);
  border-radius: 8px;
  background: rgba(115, 255, 196, 0.09);
  color: var(--green);
  font-size: 2rem;
}

.score-row p,
.artifact-panel blockquote {
  margin: 0;
}

.artifact-panel blockquote {
  border-left: 2px solid var(--amber);
  color: #f7fff9;
  font-size: 1rem;
  padding-left: 14px;
}

.artifact-code pre,
.product-terminal pre {
  overflow: auto;
  margin: 0;
  border: 1px solid rgba(74, 244, 255, 0.16);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.32);
  color: #d8fff5;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.86rem;
  line-height: 1.6;
  padding: 16px;
}

.audit-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.audit-list li {
  border-bottom: 1px solid rgba(223, 255, 242, 0.1);
  color: #d8e8e0;
  padding-bottom: 10px;
}

.audit-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.audit-list strong {
  color: var(--cyan);
  margin-right: 8px;
}

.deep-dive-stack {
  display: grid;
  gap: 18px;
}

.deep-dive {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 24px;
  align-items: stretch;
  border: 1px solid rgba(223, 255, 242, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(74, 244, 255, 0.06), rgba(115, 255, 196, 0.035)),
    var(--surface);
  padding: 24px;
}

.deep-copy h3 {
  margin-bottom: 12px;
  color: #ffffff;
  font-size: 1.75rem;
  letter-spacing: 0;
  line-height: 1.12;
}

.deep-copy > p {
  max-width: 720px;
  color: var(--muted);
}

.deep-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 22px;
  border: 1px solid rgba(223, 255, 242, 0.11);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(223, 255, 242, 0.08);
}

.deep-columns div {
  background: rgba(5, 7, 6, 0.58);
  padding: 14px;
}

.deep-columns strong {
  display: block;
  color: var(--amber);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.deep-columns p {
  margin: 6px 0 0;
  color: #d8e8e0;
  font-size: 0.9rem;
}

.product-surface {
  display: grid;
  align-content: start;
  gap: 16px;
  border: 1px solid rgba(223, 255, 242, 0.16);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
    #07100d;
  padding: 18px;
}

.surface-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid rgba(223, 255, 242, 0.12);
  padding-bottom: 12px;
}

.surface-header span {
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 820;
  text-transform: uppercase;
}

.surface-header strong {
  color: #ffffff;
  font-size: 0.95rem;
}

.surface-meter {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.surface-meter span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), var(--cyan));
}

.surface-rows,
.transcript-lines {
  display: grid;
  gap: 10px;
}

.surface-rows p,
.transcript-lines p {
  margin: 0;
  border: 1px solid rgba(223, 255, 242, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  color: #d8e8e0;
  padding: 12px;
}

.surface-rows strong {
  color: #ffffff;
}

.transcript-lines em {
  color: var(--amber);
  font-style: normal;
  font-weight: 820;
  margin-right: 8px;
}

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

.credibility-card {
  min-height: 210px;
  padding: 22px;
}

.credibility-card h3 {
  margin-bottom: 12px;
  font-size: 1.14rem;
}

.credibility-card p {
  margin-bottom: 0;
  font-size: 0.94rem;
}

@media (max-width: 1080px) {
  .site-nav {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 58px 0 34px;
  }

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

  .signal-panel {
    display: none;
  }

  .hero h1 {
    font-size: 3.1rem;
  }

  .trust-strip,
  .process-rail,
  .buyer-grid,
  .lane-grid,
  .system-grid,
  .scenario-grid,
  .artifact-grid,
  .library-grid,
  .credibility-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .two-column,
  .proof-lab,
  .deep-dive,
  .engagement-grid,
  .closing-band {
    grid-template-columns: 1fr;
  }

  .proof-lab-copy {
    position: static;
  }

  .lane-card h3,
  .library-lane h3 {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .site-header {
    min-height: 64px;
    padding: 0 16px;
  }

  .brand {
    font-size: 0.9rem;
  }

  .nav-cta {
    display: none;
  }

  .hero {
    padding: 48px 0 28px;
  }

  .hero-inner,
  .section {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero h1 {
    font-size: 2.35rem;
    line-height: 1.04;
  }

  .hero-brand {
    margin-bottom: 14px;
    font-size: 1rem;
  }

  .hero-lede {
    font-size: 1rem;
  }

  .button {
    width: 100%;
  }

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

  .hero-proof div {
    min-width: 0;
    padding: 10px;
  }

  .hero-proof strong {
    font-size: 1.32rem;
  }

  .hero-proof span {
    font-size: 0.78rem;
  }

  .trust-strip,
  .process-rail,
  .buyer-grid,
  .lane-grid,
  .system-grid,
  .scenario-grid,
  .artifact-grid,
  .library-grid {
    grid-template-columns: 1fr;
  }

  .trust-item {
    min-height: 52px;
    padding: 14px 18px;
  }

  .section {
    padding-top: 68px;
    padding-bottom: 68px;
  }

  .section h2 {
    font-size: 2rem;
  }

  .process-step,
  .system-card,
  .buyer-card,
  .artifact-panel,
  .credibility-card,
  .engagement-card {
    min-height: auto;
  }

  .fit-band,
  .surface-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .deep-columns,
  .credibility-grid {
    grid-template-columns: 1fr;
  }

  .deep-dive {
    padding: 18px;
  }

  .deep-copy h3 {
    font-size: 1.45rem;
  }

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

  .library-list li {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .library-list span {
    text-align: left;
  }

  .closing-band {
    padding: 22px;
  }

  .closing-band h2 {
    font-size: 1.6rem;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 26px 18px;
  }
}

@media (max-height: 720px) and (min-width: 721px) {
  .hero {
    padding-top: 42px;
    padding-bottom: 24px;
  }

  .hero h1 {
    font-size: 3.15rem;
    margin-bottom: 18px;
  }

  .hero-lede {
    margin-bottom: 18px;
  }

  .hero-actions {
    margin-bottom: 18px;
  }

  .hero-proof div {
    padding: 10px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  #hero-canvas {
    display: none;
  }
}