:root {
  --ink: #050807;
  --night: #07120f;
  --charcoal: #0a1c18;
  --panel: rgba(9, 30, 25, 0.78);
  --panel-strong: rgba(12, 58, 49, 0.92);
  --gold: #10d8bd;
  --gold-dark: #06856f;
  --copper: #c9fff2;
  --paper: #f4f7f2;
  --muted: #9eb3ab;
  --dim: #627970;
  --signal: #0e5d50;
  --line: rgba(16, 216, 189, 0.22);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.48);
  --radius-xl: 18px;
  --radius-lg: 14px;
  --radius-md: 10px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  color: var(--paper);
  background:
    radial-gradient(circle at top left, rgba(16, 216, 189, 0.12), transparent 34rem),
    radial-gradient(circle at 82% 14%, rgba(7, 78, 66, 0.38), transparent 28rem),
    linear-gradient(135deg, #07120f 0%, #050807 52%, #020303 100%);
  font-family: "Space Grotesk", "Gill Sans", sans-serif;
  min-width: 320px;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(16, 216, 189, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(244, 247, 242, 0.035) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 78%);
  z-index: -2;
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.12;
  z-index: -1;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.28) 0 1px, transparent 1px),
    radial-gradient(circle at 80% 10%, rgba(16, 216, 189, 0.2) 0 1px, transparent 1px);
  background-size: 13px 17px, 19px 23px;
  mix-blend-mode: overlay;
}

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

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

button,
summary {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--gold);
  color: var(--ink);
  padding: 0.75rem 1rem;
  border-radius: 0;
  z-index: 20;
}

.skip-link:focus {
  top: 1rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.site-header {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  width: min(calc(100% - 32px), var(--max));
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: rgba(7, 18, 15, 0.78);
  box-shadow: 0 18px 70px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(20px);
}

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

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 0;
  color: var(--ink);
  background: var(--gold);
  font-family: "IBM Plex Mono", monospace;
  font-weight: 700;
  letter-spacing: -0.08em;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 0.98rem;
}

.brand small {
  color: var(--muted);
  font-size: 0.74rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--muted);
  font-size: 0.9rem;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 0;
  padding: 0.62rem 0.86rem;
  transition: color 180ms ease, background 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a.is-active {
  color: var(--paper);
  background: rgba(16, 216, 189, 0.1);
}

.header-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 0;
  padding: 0.78rem 1.05rem;
  border: 1px solid rgba(16, 216, 189, 0.28);
  font-weight: 700;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.header-cta {
  color: var(--ink);
  background: var(--paper);
  white-space: nowrap;
}

.btn.primary {
  color: var(--ink);
  background: var(--paper);
  box-shadow: 0 16px 40px rgba(16, 216, 189, 0.12);
}

.btn.ghost {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.06);
}

.btn:hover,
.btn:focus-visible,
.header-cta:hover,
.header-cta:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(16, 216, 189, 0.78);
}

.section-shell {
  width: min(calc(100% - 32px), var(--max));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.88fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  min-height: calc(100vh - 80px);
  padding: clamp(128px, 10vw, 166px) 0 clamp(54px, 7vw, 96px);
}

#topo,
#provas,
#metodo,
#wise,
#contato,
#faq-title {
  scroll-margin-top: 130px;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--gold);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1,
h2 {
  letter-spacing: -0.055em;
}

h1 {
  max-width: 760px;
  margin-bottom: 1.4rem;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(3.15rem, 9.2vw, 7.5rem);
  line-height: 0.88;
  overflow-wrap: break-word;
}

h2 {
  margin-bottom: 1rem;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2.2rem, 5vw, 4.8rem);
  line-height: 0.95;
}

h3 {
  margin-bottom: 0.7rem;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  letter-spacing: -0.035em;
}

p {
  color: var(--muted);
  line-height: 1.72;
}

.hero-subhead {
  max-width: 700px;
  color: #d9e3de;
  font-size: clamp(1.1rem, 2.3vw, 1.42rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 2rem;
}

.signal-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 1.7rem;
  margin-bottom: 0;
  padding: 0;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  list-style: none;
}

.signal-row li {
  border: 1px solid rgba(16, 216, 189, 0.2);
  border-radius: 0;
  padding: 0.55rem 0.72rem;
  background: rgba(255, 255, 255, 0.04);
}

.hero-media {
  position: relative;
  min-height: 680px;
  isolation: isolate;
}

.hero-video-card,
.photo-carousel,
.lab-photo {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero-video-card,
.photo-carousel {
  margin: 0;
}

.hero-video-card {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  width: min(42%, 300px);
  border-radius: var(--radius-xl);
  background: #050505;
  transform: rotate(-2deg);
}

.hero-video-card video {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
}

.hero-video-card::after,
.photo-carousel::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.74));
}

.hero-video-card figcaption {
  position: absolute;
  inset: auto 16px 16px;
  z-index: 1;
}

.hero-video-card figcaption span,
.photo-carousel figcaption {
  color: var(--gold);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-video-card figcaption strong {
  display: block;
  margin-top: 0.45rem;
  color: var(--paper);
  font-size: 0.92rem;
  line-height: 1.25;
}

.photo-carousel {
  position: absolute;
  top: 70px;
  right: 0;
  z-index: 1;
  width: min(72%, 520px);
  border-radius: var(--radius-xl);
  background: var(--panel);
  transform: rotate(1.4deg);
}

.carousel-track {
  position: relative;
  min-height: 430px;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  transform: scale(1.025);
  transition: opacity 520ms ease, transform 700ms ease;
}

.carousel-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.carousel-slide img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 430px;
  object-fit: cover;
}

.carousel-slide figcaption {
  position: absolute;
  inset: auto 18px 78px;
  z-index: 1;
  max-width: 72%;
  color: var(--paper);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.95rem;
  line-height: 1.35;
  letter-spacing: 0;
  text-transform: none;
}

.carousel-controls {
  position: absolute;
  inset: auto 16px 16px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.carousel-button {
  display: inline-flex;
  width: 42px;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(16, 216, 189, 0.3);
  border-radius: 0;
  padding: 0 0.75rem;
  color: var(--paper);
  background: rgba(5, 5, 5, 0.62);
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.carousel-button span[aria-hidden="true"] {
  color: var(--paper);
  font-size: 1.55rem;
  line-height: 1;
}

.carousel-button:hover,
.carousel-button:focus-visible {
  border-color: rgba(16, 216, 189, 0.88);
}

.carousel-dots {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.55rem 0.65rem;
  border: 1px solid rgba(16, 216, 189, 0.24);
  border-radius: 0;
  background: rgba(5, 5, 5, 0.58);
  backdrop-filter: blur(10px);
}

.carousel-dots button {
  width: 10px;
  height: 10px;
  border: 0;
  padding: 0;
  background: rgba(242, 241, 236, 0.34);
  cursor: pointer;
}

.carousel-dots button.is-active {
  width: 26px;
  border-radius: 0;
  background: var(--gold);
}

.hero-media .terminal-card {
  right: 26px;
  bottom: 28px;
  z-index: 3;
  width: min(72%, 410px);
}

.lab-photo::after,
.experience-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 44%, rgba(0, 0, 0, 0.72));
}

.lab-photo,
.experience-media {
  position: relative;
}

.lab-photo figcaption {
  position: absolute;
  inset: auto 20px 20px;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.lab-photo figcaption {
  color: var(--gold);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
}

.terminal-card {
  position: absolute;
  right: -10px;
  bottom: 12px;
  width: min(86%, 390px);
  padding: 18px;
  border: 1px solid rgba(16, 216, 189, 0.28);
  border-radius: var(--radius-lg);
  background: rgba(3, 8, 7, 0.86);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  font-family: "IBM Plex Mono", monospace;
  transform: rotate(-2deg);
}

.terminal-top {
  display: flex;
  gap: 7px;
  margin-bottom: 14px;
}

.terminal-top span {
  width: 9px;
  height: 9px;
  border-radius: 0;
  background: var(--gold);
  opacity: 0.78;
}

.terminal-card p {
  margin: 0.4rem 0;
  color: #c9d7d1;
  font-size: 0.82rem;
  line-height: 1.5;
}

.terminal-card b,
.terminal-card strong {
  color: var(--gold);
}

.proof-strip {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 1.6vw, 22px);
  padding: clamp(24px, 5vw, 54px) 0 clamp(72px, 9vw, 124px);
}

.proof-strip::before {
  content: "";
  position: absolute;
  inset: -22% -9% auto;
  height: 68%;
  pointer-events: none;
  background:
    radial-gradient(circle at 16% 20%, rgba(16, 216, 189, 0.13), transparent 24rem),
    radial-gradient(circle at 86% 12%, rgba(9, 91, 78, 0.2), transparent 30rem);
  filter: blur(4px);
  opacity: 0.9;
  z-index: -1;
}

.proof-strip article,
.argument-card,
.method-card,
.ecosystem-grid article,
.steps article,
.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025));
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.2);
}

.proof-strip article {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: clamp(246px, 24vw, 360px);
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: clamp(24px, 2.8vw, 38px);
  border-color: rgba(16, 216, 189, 0.24);
  background:
    linear-gradient(90deg, rgba(16, 216, 189, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(244, 247, 242, 0.032) 1px, transparent 1px),
    radial-gradient(circle at 90% 10%, rgba(16, 216, 189, 0.14), transparent 15rem),
    linear-gradient(150deg, rgba(244, 247, 242, 0.08), rgba(8, 21, 18, 0.86) 48%, rgba(2, 5, 4, 0.96));
  background-size: 56px 56px, 56px 56px, auto, auto;
  box-shadow:
    inset 0 1px 0 rgba(244, 247, 242, 0.08),
    0 24px 74px rgba(0, 0, 0, 0.35);
}

.proof-strip article:nth-child(2) {
  background:
    linear-gradient(90deg, rgba(16, 216, 189, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(244, 247, 242, 0.032) 1px, transparent 1px),
    radial-gradient(circle at 12% 8%, rgba(16, 216, 189, 0.18), transparent 14rem),
    linear-gradient(150deg, rgba(14, 93, 80, 0.18), rgba(8, 21, 18, 0.9) 48%, rgba(2, 5, 4, 0.96));
  background-size: 56px 56px, 56px 56px, auto, auto;
}

.proof-strip article:nth-child(4) {
  background:
    linear-gradient(90deg, rgba(16, 216, 189, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(244, 247, 242, 0.032) 1px, transparent 1px),
    radial-gradient(circle at 86% 18%, rgba(201, 255, 242, 0.1), transparent 16rem),
    linear-gradient(150deg, rgba(11, 42, 35, 0.58), rgba(8, 21, 18, 0.9) 52%, rgba(2, 5, 4, 0.96));
  background-size: 56px 56px, 56px 56px, auto, auto;
}

.proof-strip article::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.12), transparent 28%),
    linear-gradient(180deg, transparent 54%, rgba(0, 0, 0, 0.28));
  opacity: 0.5;
}

.proof-strip article::after {
  content: "";
  position: absolute;
  right: -34%;
  bottom: -42%;
  width: 78%;
  aspect-ratio: 1;
  border-radius: 50%;
  pointer-events: none;
  background: rgba(16, 216, 189, 0.12);
  filter: blur(44px);
}

.proof-strip strong {
  position: relative;
  z-index: 1;
  display: flex;
  min-width: 0;
  align-items: baseline;
  flex-wrap: nowrap;
  gap: 0.035em;
  color: var(--paper);
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(3.25rem, 4.85vw, 5.15rem);
  font-variant-numeric: lining-nums;
  letter-spacing: -0.078em;
  line-height: 0.78;
  white-space: nowrap;
}

.proof-strip strong span {
  display: inline-block;
  margin: 0;
  color: inherit;
  line-height: inherit;
}

.proof-metric--money {
  gap: 0.08em;
  font-size: clamp(2.85rem, 4.38vw, 4.72rem);
  letter-spacing: -0.084em;
}

.proof-metric--percent {
  gap: 0;
}

.proof-strip .metric-prefix,
.proof-strip .metric-suffix {
  color: var(--gold);
  font-size: 0.58em;
  letter-spacing: -0.055em;
}

.proof-strip .metric-prefix {
  align-self: baseline;
  padding-top: 0;
}

.proof-strip .metric-suffix {
  align-self: baseline;
  padding-bottom: 0;
}

.proof-metric--money .metric-prefix {
  font-size: 0.62em;
  letter-spacing: -0.04em;
}

.proof-metric--money .metric-suffix {
  font-size: 0.74em;
}

.proof-strip article > span {
  position: relative;
  z-index: 1;
  display: block;
  max-width: 22ch;
  margin-top: clamp(28px, 4vw, 54px);
  color: #cfdbd5;
  font-size: clamp(0.98rem, 1.24vw, 1.14rem);
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.38;
}

.split-section,
.method-section,
.wise-section,
.proof-lab,
.experience-section,
.testimonial-section,
.operating-system,
.faq-section,
.final-cta {
  padding: clamp(64px, 9vw, 124px) 0;
}

.section-kicker {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 36px;
  align-items: end;
  margin-bottom: 28px;
}

.argument-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.argument-card {
  min-height: 300px;
  padding: clamp(24px, 3vw, 34px);
}

.argument-card span,
.steps span,
.ecosystem-grid span {
  color: var(--gold);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.argument-card.featured {
  background:
    radial-gradient(circle at top right, rgba(16, 216, 189, 0.18), transparent 18rem),
    linear-gradient(150deg, rgba(16, 216, 189, 0.1), rgba(255, 255, 255, 0.03));
}

.argument-card h3 {
  margin-top: 2.8rem;
}

.section-heading {
  max-width: 760px;
  margin-bottom: clamp(28px, 5vw, 48px);
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  align-items: stretch;
}

.method-card {
  padding: clamp(24px, 3vw, 36px);
}

.method-card.raised {
  transform: translateY(-18px);
  background:
    radial-gradient(circle at 50% 0%, rgba(16, 216, 189, 0.16), transparent 18rem),
    linear-gradient(150deg, rgba(16, 216, 189, 0.12), rgba(255, 255, 255, 0.04));
}

.method-icon {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  margin-bottom: 2rem;
  border-radius: 0;
  color: var(--ink);
  background: var(--gold);
  font-family: "IBM Plex Mono", monospace;
  font-weight: 700;
}

.method-card ul {
  display: grid;
  gap: 0.7rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.method-card li {
  position: relative;
  padding-left: 1.2rem;
  color: #d1dfda;
}

.method-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 0;
  background: var(--gold);
}

.wise-panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  padding: clamp(26px, 5vw, 56px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at right, rgba(16, 216, 189, 0.12), transparent 22rem),
    rgba(8, 22, 19, 0.84);
  box-shadow: var(--shadow);
}

.logo-stack {
  display: grid;
  gap: 14px;
}

.logo-stack a {
  display: flex;
  align-items: center;
  min-height: 110px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.34);
}

.logo-stack img {
  max-height: 58px;
  width: auto;
  object-fit: contain;
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 16px;
}

.ecosystem-grid article {
  padding: 22px;
}

.ecosystem-grid strong {
  display: block;
  margin-top: 1.2rem;
  line-height: 1.35;
}

.proof-lab {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: clamp(26px, 5vw, 64px);
  align-items: center;
}

.lab-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 2rem;
}

.lab-stats span {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
}

.lab-stats strong {
  display: block;
  color: var(--gold);
  font-family: "Fraunces", Georgia, serif;
  font-size: 2.2rem;
  line-height: 1;
}

.lab-photo img {
  width: 100%;
  min-height: 460px;
  object-fit: cover;
}

.lab-photo figcaption {
  width: auto;
  color: var(--paper);
  text-transform: none;
  letter-spacing: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1rem;
}

.experience-section {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: clamp(26px, 5vw, 68px);
  align-items: center;
}

.experience-media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: #000;
  box-shadow: var(--shadow);
  aspect-ratio: 9 / 16;
}

.experience-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 2rem;
}

.photo-row img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.credential-board {
  display: grid;
  gap: 14px;
}

.credential-board article {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(16, 216, 189, 0.1), rgba(255, 255, 255, 0.035));
}

.credential-board span {
  color: var(--gold);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.credential-board strong {
  display: block;
  margin-top: 1.1rem;
  color: var(--paper);
  font-size: 1.35rem;
}

.credential-board p {
  margin: 0.45rem 0 0;
}

.testimonial-section {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  padding-block: clamp(82px, 10vw, 150px);
}

.quote-mark {
  position: absolute;
  left: -0.1em;
  top: 0.16em;
  color: rgba(16, 216, 189, 0.1);
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(12rem, 26vw, 22rem);
  line-height: 0.5;
}

blockquote {
  position: relative;
  margin: 0;
}

blockquote p {
  color: var(--paper);
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2rem, 5vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

blockquote footer {
  margin-top: 1.4rem;
  color: var(--gold);
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.testimonial-aside {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.045);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.steps article {
  min-height: 260px;
  padding: 24px;
}

.steps h3 {
  margin-top: 2.4rem;
}

.faq-section {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(24px, 5vw, 60px);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  padding: 20px 22px;
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  gap: 16px;
  cursor: pointer;
  color: var(--paper);
  font-weight: 700;
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  color: var(--gold);
  font-family: "IBM Plex Mono", monospace;
  flex: 0 0 auto;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list p {
  margin: 1rem 0 0;
}

.final-cta {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: clamp(24px, 5vw, 70px);
  align-items: center;
  margin-bottom: 48px;
  padding: clamp(32px, 6vw, 64px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at right, rgba(16, 216, 189, 0.2), transparent 25rem),
    linear-gradient(135deg, rgba(16, 216, 189, 0.11), rgba(255, 255, 255, 0.025));
  box-shadow: var(--shadow);
}

.final-cta h2 {
  max-width: 780px;
}

.final-cta p {
  max-width: 620px;
}

.cta-card {
  display: grid;
  gap: 12px;
}

.cta-card img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  object-position: center 22%;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.site-footer {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  padding: 28px 0 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer strong,
.site-footer span {
  display: block;
}

.site-footer strong {
  color: var(--paper);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--paper);
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 650ms ease, transform 650ms ease;
}

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

@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;
  }

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

@media (max-width: 980px) {
  .site-header {
    align-items: stretch;
    border-radius: 0;
    flex-wrap: wrap;
  }

  .nav-links {
    order: 3;
    width: 100%;
    justify-content: space-between;
    overflow-x: auto;
  }

  .hero,
  .section-kicker,
  .wise-panel,
  .proof-lab,
  .experience-section,
  .testimonial-section,
  .faq-section,
  .final-cta {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 162px;
  }

  .hero-media {
    display: grid;
    min-height: auto;
    gap: 16px;
  }

  .hero-video-card,
  .photo-carousel,
  .hero-media .terminal-card {
    position: relative;
    inset: auto;
    width: 100%;
    transform: none;
  }

  .hero-video-card {
    max-width: 390px;
  }

  .photo-carousel {
    min-height: 420px;
  }

  .carousel-track,
  .carousel-slide img {
    min-height: 420px;
  }

  .hero-media .terminal-card {
    max-width: none;
  }

  .proof-strip,
  .argument-grid,
  .method-grid,
  .ecosystem-grid,
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .proof-strip article {
    min-height: 260px;
  }

  .proof-strip strong {
    font-size: clamp(3.2rem, 9vw, 5rem);
  }

  .proof-metric--money {
    font-size: clamp(2.95rem, 8vw, 4.6rem);
  }

  .method-card.raised {
    transform: none;
  }

  .experience-section {
    align-items: start;
  }

  .experience-media {
    max-width: 460px;
  }

  .final-cta {
    padding: clamp(24px, 5vw, 42px);
  }

  .cta-card {
    max-width: 420px;
  }
}

@media (max-width: 680px) {
  .site-header {
    width: min(calc(100% - 20px), var(--max));
    margin-top: 10px;
    padding: 10px;
  }

  .brand small,
  .header-cta {
    display: none;
  }

  .nav-links a {
    padding: 0.52rem 0.68rem;
    text-align: center;
    font-size: 0.82rem;
  }

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

  .hero {
    gap: 22px;
    padding-top: 164px;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(2.08rem, 10.8vw, 3rem);
    line-height: 0.92;
    letter-spacing: -0.062em;
  }

  .hero-copy {
    display: flex;
    flex-direction: column;
  }

  .hero-copy .eyebrow {
    order: 1;
  }

  .hero-copy h1 {
    order: 2;
  }

  .hero-actions {
    order: 4;
    margin-top: 0.95rem;
  }

  .hero-subhead {
    order: 3;
    margin-top: 0;
    font-size: 0.96rem;
    line-height: 1.55;
  }

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

  .hero-actions .btn {
    width: 100%;
    padding-inline: 0.8rem;
    text-align: center;
    white-space: normal;
  }

  .signal-row {
    display: grid;
    grid-template-columns: 1fr;
    order: 5;
  }

  .signal-row li {
    width: fit-content;
    max-width: 100%;
  }

  .hero-media {
    gap: 14px;
    margin-top: 0.2rem;
  }

  .hero-video-card {
    width: min(100%, 286px);
    justify-self: center;
  }

  .photo-carousel {
    min-height: 320px;
    border-radius: var(--radius-xl);
  }

  .carousel-track,
  .carousel-slide img {
    min-height: 320px;
  }

  .carousel-slide figcaption {
    inset: auto 14px 72px;
    max-width: 86%;
  }

  .carousel-button {
    width: 42px;
    padding: 0;
  }

  .proof-strip,
  .argument-grid,
  .method-grid,
  .ecosystem-grid,
  .steps,
  .lab-stats,
  .photo-row {
    grid-template-columns: 1fr;
  }

  .proof-strip {
    gap: 12px;
    padding-top: 28px;
  }

  .proof-strip article {
    min-height: 218px;
    padding: 24px;
  }

  .proof-strip strong {
    font-size: clamp(3.25rem, 18vw, 5.1rem);
  }

  .proof-metric--money {
    font-size: clamp(2.9rem, 15vw, 4.55rem);
  }

  .proof-strip article > span {
    max-width: 24ch;
    margin-top: 26px;
    font-size: 1.02rem;
  }

  .argument-card {
    min-height: auto;
  }

  .logo-stack a {
    min-height: 92px;
  }

  .lab-photo img {
    min-height: 320px;
  }

  .experience-media {
    max-width: none;
  }

  blockquote p {
    font-size: clamp(2.2rem, 11vw, 3.4rem);
  }

  .quote-mark {
    left: 0;
  }

  .site-footer {
    display: grid;
    align-items: start;
  }
}