:root {
  --navy-950: #050d19;
  --navy-900: #07111f;
  --navy-850: #0a1728;
  --navy-800: #0e1d31;
  --navy-750: #12243c;
  --text: #f4f7ff;
  --muted: #9eafc4;
  --muted-strong: #c6d0dd;
  --cyan: #58e8ed;
  --teal: #27d7c4;
  --violet: #8a70ff;
  --blue: #5ca9ff;
  --border: rgba(151, 186, 220, 0.17);
  --border-strong: rgba(88, 232, 237, 0.35);
  --surface: rgba(14, 29, 49, 0.84);
  --surface-solid: #0e1d31;
  --container: 1200px;
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 32px;
  --header-height: 76px;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.3);
}

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 88% 4%, rgba(49, 215, 196, 0.08), transparent 25rem),
    var(--navy-900);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

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

h1,
h2,
h3 {
  color: var(--text);
  font-weight: 660;
  letter-spacing: -0.035em;
  line-height: 1.06;
}

h1 {
  max-width: 780px;
  margin-bottom: 26px;
  font-size: clamp(3.25rem, 6.2vw, 5.6rem);
}

h1 span {
  display: block;
  background: linear-gradient(92deg, var(--text) 8%, var(--cyan) 58%, #9af4df 100%);
  background-clip: text;
  color: transparent;
}

h2 {
  max-width: 850px;
  margin-bottom: 24px;
  font-size: clamp(2.35rem, 4.5vw, 4.25rem);
}

h3 {
  margin-bottom: 12px;
  font-size: 1.35rem;
}

p {
  color: var(--muted);
}

::selection {
  background: rgba(88, 232, 237, 0.22);
  color: var(--text);
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  transform: translateY(-160%);
  border-radius: 8px;
  background: var(--text);
  color: var(--navy-950);
}

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

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled,
.site-header.menu-open {
  border-bottom-color: var(--border);
  background: rgba(5, 13, 25, 0.84);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.16);
  backdrop-filter: blur(18px) saturate(125%);
  -webkit-backdrop-filter: blur(18px) saturate(125%);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.wordmark {
  position: relative;
  z-index: 3;
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 760;
  letter-spacing: 0.24em;
  line-height: 1;
}

.wordmark::after {
  position: absolute;
  right: 0.22em;
  bottom: -8px;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--teal), transparent);
  content: "";
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.site-nav a,
.footer-links a,
.founder-links a {
  color: var(--muted-strong);
  font-size: 0.88rem;
  font-weight: 560;
  transition: color 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.footer-links a:hover,
.footer-links a:focus-visible,
.founder-links a:hover,
.founder-links a:focus-visible {
  color: var(--cyan);
}

.site-nav .nav-contact {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 42px;
  padding: 0 17px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text);
}

.site-nav .nav-contact span {
  color: var(--cyan);
  transition: transform 180ms ease;
}

.site-nav .nav-contact:hover span {
  transform: translate(2px, -2px);
}

.nav-toggle {
  display: none;
  position: relative;
  z-index: 3;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--navy-850);
  color: var(--text);
  cursor: pointer;
}

.nav-toggle span {
  position: absolute;
  left: 13px;
  width: 17px;
  height: 1.5px;
  background: currentColor;
  transition: transform 180ms ease, top 180ms ease;
}

.nav-toggle span:first-child {
  top: 17px;
}

.nav-toggle span:last-child {
  top: 24px;
}

.nav-toggle[aria-expanded="true"] span:first-child {
  top: 21px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  top: 21px;
  transform: rotate(-45deg);
}

.hero {
  position: relative;
  min-height: 820px;
  overflow: hidden;
  padding: 160px 0 105px;
  isolation: isolate;
}

.hero::after {
  position: absolute;
  z-index: -1;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(88, 232, 237, 0.36), transparent);
  content: "";
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(520px, 1.06fr);
  align-items: center;
  gap: 24px;
}

.hero-copy {
  position: relative;
  z-index: 2;
  padding-bottom: 18px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
  color: var(--teal);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.18em;
  line-height: 1.4;
}

.eyebrow::before {
  width: 34px;
  height: 2px;
  flex: 0 0 auto;
  background: linear-gradient(90deg, var(--teal), var(--cyan));
  content: "";
}

.hero-description {
  max-width: 650px;
  margin-bottom: 34px;
  color: var(--muted-strong);
  font-size: clamp(1.08rem, 1.7vw, 1.27rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 31px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 54px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 680;
  line-height: 1;
  transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

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

.button-primary {
  background: linear-gradient(115deg, var(--cyan), var(--teal));
  box-shadow: 0 10px 34px rgba(39, 215, 196, 0.15);
  color: #05121b;
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow: 0 15px 42px rgba(39, 215, 196, 0.24);
}

.button-secondary {
  border-color: var(--border);
  background: rgba(14, 29, 49, 0.62);
  color: var(--text);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(138, 112, 255, 0.55);
  background: rgba(18, 36, 60, 0.92);
}

.button-arrow {
  font-size: 1.05em;
  transition: transform 180ms ease;
}

.button:hover .button-arrow,
.button:focus-visible .button-arrow {
  transform: translate(2px, -2px);
}

.hero-actions .button-primary:hover .button-arrow {
  transform: translateY(2px);
}

.status-line {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--muted-strong);
  font-size: 0.72rem;
  font-weight: 720;
  letter-spacing: 0.13em;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 5px rgba(39, 215, 196, 0.1), 0 0 16px rgba(39, 215, 196, 0.45);
}

.hero-media {
  position: relative;
  z-index: 1;
  width: 118%;
  margin: 0 -17% 0 -1%;
}

.hero-media::before {
  position: absolute;
  z-index: -1;
  top: 12%;
  right: 4%;
  bottom: 12%;
  left: 5%;
  border: 1px solid rgba(88, 232, 237, 0.11);
  border-radius: 48%;
  background: radial-gradient(circle, rgba(27, 197, 196, 0.12), rgba(138, 112, 255, 0.06) 48%, transparent 72%);
  filter: blur(10px);
  content: "";
}

.hero-media-frame {
  will-change: transform;
}

.hero-media img {
  width: 100%;
  filter: drop-shadow(0 30px 50px rgba(0, 0, 0, 0.34));
}

.hero-media figcaption {
  position: static;
  width: max-content;
  margin: 4px auto 0;
  padding: 7px 12px;
  border: 1px solid rgba(39, 215, 196, 0.35);
  border-radius: 999px;
  background: rgba(5, 13, 25, 0.82);
  color: var(--teal);
  font-size: 0.61rem;
  font-weight: 720;
  letter-spacing: 0.11em;
}

.hero-glow {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(35px);
  opacity: 0.48;
  pointer-events: none;
}

.hero-glow-cyan {
  top: 150px;
  right: -180px;
  width: 540px;
  height: 540px;
  background: radial-gradient(circle, rgba(39, 215, 196, 0.2), transparent 65%);
}

.hero-glow-violet {
  bottom: -250px;
  left: 22%;
  width: 580px;
  height: 580px;
  background: radial-gradient(circle, rgba(91, 62, 220, 0.17), transparent 66%);
}

.section {
  position: relative;
  padding: 130px 0;
}

.section-heading {
  max-width: 690px;
}

.section-heading > p:last-child {
  max-width: 680px;
  margin-bottom: 0;
  font-size: 1.08rem;
}

.section-heading-wide {
  max-width: 870px;
  margin-bottom: 66px;
}

.narrow-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(50px, 8vw, 118px);
}

.problem-section {
  background: linear-gradient(180deg, rgba(14, 29, 49, 0.2), transparent 70%);
}

.problem-content .lead {
  color: var(--text);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.5;
}

.problem-content > p:not(.key-line) {
  max-width: 690px;
}

.context-diagram {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1.1fr);
  align-items: center;
  gap: 14px;
  margin: 38px 0 26px;
}

.diagram-source,
.diagram-result {
  min-height: 80px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--navy-850);
  color: var(--muted-strong);
  font-size: 0.67rem;
  font-weight: 740;
  letter-spacing: 0.09em;
  text-align: center;
}

.diagram-source {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
}

.diagram-plus {
  color: var(--cyan);
}

.diagram-result {
  display: grid;
  place-items: center;
  border-color: rgba(138, 112, 255, 0.35);
  background: linear-gradient(135deg, rgba(138, 112, 255, 0.08), rgba(14, 29, 49, 0.9));
  color: #d9d2ff;
}

.diagram-arrow {
  color: var(--teal);
  font-size: 1.5rem;
}

.key-line {
  margin-bottom: 0;
  padding-left: 18px;
  border-left: 2px solid var(--teal);
  color: var(--muted-strong);
  font-weight: 620;
}

.product-flow {
  overflow: hidden;
}

.flow-layout {
  display: grid;
  grid-template-columns: minmax(330px, 0.76fr) minmax(0, 1.24fr);
  align-items: center;
  gap: clamp(44px, 7vw, 105px);
}

.flow-steps {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: flow;
}

.flow-steps li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: 22px 8px 22px 0;
  border-bottom: 1px solid var(--border);
}

.flow-steps li:last-child {
  border-bottom: 0;
}

.step-number {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid rgba(88, 232, 237, 0.32);
  border-radius: 50%;
  background: rgba(39, 215, 196, 0.05);
  color: var(--teal);
  font-size: 0.69rem;
  font-weight: 760;
}

.flow-steps h3 {
  margin-bottom: 7px;
}

.flow-steps p {
  max-width: 460px;
  margin-bottom: 0;
  font-size: 0.93rem;
  line-height: 1.55;
}

.phone-pair {
  display: flex;
  justify-content: center;
  gap: 26px;
  position: relative;
  min-height: 680px;
  padding: 32px 40px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 50% 45%, rgba(88, 232, 237, 0.09), transparent 45%),
    linear-gradient(145deg, rgba(18, 36, 60, 0.74), rgba(7, 17, 31, 0.74));
  box-shadow: var(--shadow);
}

.phone-card {
  position: relative;
  isolation: isolate;
  width: min(45%, 286px);
  margin: 0;
}

.phone-card::before {
  position: absolute;
  z-index: 0;
  inset: 8% 7% 10%;
  border-radius: 42%;
  background: radial-gradient(ellipse, rgba(88, 232, 237, 0.12), rgba(138, 112, 255, 0.07) 46%, transparent 72%);
  filter: blur(18px);
  content: "";
  pointer-events: none;
}

.phone-card-first {
  transform: translateY(20px);
}

.phone-card-second {
  transform: translateY(-20px);
}

.phone-card img {
  position: relative;
  z-index: 1;
  width: 100%;
  filter:
    drop-shadow(0 0 1px rgba(231, 239, 248, 0.72))
    drop-shadow(0 22px 34px rgba(0, 0, 0, 0.42));
}

.phone-card figcaption {
  position: relative;
  z-index: 1;
  width: calc(100% - 20%);
  margin: 8px auto 0;
  padding: 7px 8px;
  border: 1px solid rgba(88, 232, 237, 0.3);
  border-radius: 999px;
  background: rgba(5, 13, 25, 0.84);
  color: var(--teal);
  font-size: 0.6rem;
  font-weight: 740;
  letter-spacing: 0.11em;
  text-align: center;
}

.experiences {
  background: var(--navy-950);
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.experience-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(205px, 0.72fr);
  min-height: 610px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--navy-800), #091629 86%);
  box-shadow: 0 30px 65px rgba(0, 0, 0, 0.22);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.experience-card:hover {
  transform: translateY(-5px);
  border-color: rgba(88, 232, 237, 0.32);
  box-shadow: 0 38px 80px rgba(0, 0, 0, 0.28);
}

.experience-workspace:hover {
  border-color: rgba(138, 112, 255, 0.42);
}

.experience-copy {
  position: relative;
  z-index: 2;
  padding: 42px 10px 42px 42px;
}

.card-kicker {
  margin-bottom: 22px;
  color: var(--teal);
  font-size: 0.64rem;
  font-weight: 760;
  letter-spacing: 0.14em;
}

.experience-workspace .card-kicker {
  color: #a491ff;
}

.experience-card h3 {
  max-width: 350px;
  font-size: clamp(1.75rem, 2.5vw, 2.35rem);
}

.experience-card p:not(.card-kicker) {
  font-size: 0.93rem;
  line-height: 1.55;
}

.feature-list {
  display: grid;
  gap: 9px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  position: relative;
  padding-left: 18px;
  color: var(--muted-strong);
  font-size: 0.84rem;
  line-height: 1.45;
}

.feature-list li::before {
  position: absolute;
  top: 0.65em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  content: "";
}

.experience-workspace .feature-list li::before {
  background: var(--violet);
}

.experience-visual {
  align-self: end;
  justify-self: end;
  width: 100%;
  max-width: 235px;
  margin: 0 22px 18px 0;
}

.experience-visual img {
  width: 100%;
  filter: drop-shadow(0 20px 32px rgba(0, 0, 0, 0.48));
}

.experience-thesis {
  margin: 50px 0 0;
  color: var(--muted-strong);
  font-size: clamp(1.3rem, 2.4vw, 2rem);
  letter-spacing: -0.02em;
  text-align: center;
}

.experience-thesis span {
  color: var(--text);
}

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

.control-card {
  min-height: 275px;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition: transform 200ms ease, border-color 200ms ease, background-color 200ms ease;
}

.control-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  background: var(--navy-750);
}

.control-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 27px;
  margin-bottom: 55px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--teal);
  font-size: 0.66rem;
  font-weight: 760;
}

.control-card p {
  margin-bottom: 0;
  font-size: 0.92rem;
  line-height: 1.55;
}

.payment-boundary {
  display: flex;
  align-items: center;
  gap: 22px;
  margin: 20px 0 0;
  padding: 20px 24px;
  border: 1px solid rgba(206, 166, 58, 0.34);
  border-radius: var(--radius-sm);
  background: rgba(206, 166, 58, 0.06);
  color: var(--muted-strong);
  font-size: 0.9rem;
}

.payment-boundary span {
  flex: 0 0 auto;
  color: #e2ba51;
  font-size: 0.64rem;
  font-weight: 760;
  letter-spacing: 0.12em;
}

.mvp-section {
  background:
    radial-gradient(circle at 18% 45%, rgba(39, 215, 196, 0.06), transparent 28rem),
    var(--navy-950);
}

.mvp-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
  gap: clamp(55px, 9vw, 125px);
}

.mvp-intro {
  position: sticky;
  top: calc(var(--header-height) + 45px);
  align-self: start;
}

.mvp-intro h2 {
  font-size: clamp(2.5rem, 4.4vw, 4rem);
}

.mvp-status {
  display: grid;
  gap: 9px;
  margin-top: 42px;
  padding: 24px;
  border: 1px solid rgba(39, 215, 196, 0.35);
  border-radius: var(--radius-md);
  background: rgba(39, 215, 196, 0.06);
}

.mvp-status span,
.scope-note span {
  color: var(--teal);
  font-size: 0.64rem;
  font-weight: 760;
  letter-spacing: 0.14em;
}

.mvp-status strong {
  font-size: 1.12rem;
  font-weight: 650;
}

.mvp-scope {
  padding: 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--navy-800), rgba(10, 23, 40, 0.9));
}

.mvp-scope h3 {
  margin-bottom: 26px;
  font-size: 1.7rem;
}

.scope-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 13px 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.scope-list li {
  position: relative;
  padding-left: 24px;
  color: var(--muted-strong);
  font-size: 0.9rem;
}

.scope-list li::before {
  position: absolute;
  top: 0.72em;
  left: 1px;
  width: 10px;
  height: 5px;
  transform: rotate(-45deg);
  border-bottom: 1.5px solid var(--teal);
  border-left: 1.5px solid var(--teal);
  content: "";
}

.scope-note {
  display: grid;
  gap: 10px;
  margin: 34px 0 0;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  line-height: 1.55;
}

.scope-note span {
  color: #a491ff;
}

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

.market-card {
  min-height: 250px;
  padding: 30px;
  border: 1px solid rgba(39, 215, 196, 0.25);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(39, 215, 196, 0.06), var(--navy-850));
  transition: transform 200ms ease, border-color 200ms ease;
}

.market-card:hover {
  transform: translateY(-4px);
  border-color: rgba(39, 215, 196, 0.5);
}

.market-card-violet {
  border-color: rgba(138, 112, 255, 0.3);
  background: linear-gradient(145deg, rgba(138, 112, 255, 0.08), var(--navy-850));
}

.market-card-violet:hover {
  border-color: rgba(138, 112, 255, 0.55);
}

.market-code {
  margin-bottom: 62px;
  color: var(--teal);
  font-size: 0.7rem;
  font-weight: 780;
  letter-spacing: 0.16em;
}

.market-card-violet .market-code {
  color: #a491ff;
}

.market-card p:last-child {
  margin-bottom: 0;
  font-size: 0.9rem;
}

.founder-section {
  padding-top: 70px;
}

.founder-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  align-items: center;
  gap: clamp(50px, 8vw, 110px);
}

.founder-heading h2 {
  font-size: clamp(2.45rem, 4.5vw, 4rem);
}

.founder-card {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  gap: 30px;
  padding: 38px;
  border: 1px solid rgba(138, 112, 255, 0.32);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 10% 10%, rgba(138, 112, 255, 0.1), transparent 22rem),
    var(--navy-800);
  box-shadow: var(--shadow);
}

.founder-monogram {
  display: grid;
  width: 104px;
  height: 104px;
  place-items: center;
  border: 1px solid rgba(88, 232, 237, 0.38);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(88, 232, 237, 0.1), rgba(138, 112, 255, 0.15));
  color: var(--text);
  font-size: 1.5rem;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.founder-identity h3 {
  margin: 5px 0 8px;
  font-size: 1.8rem;
}

.founder-role {
  margin-bottom: 16px;
  color: var(--teal);
  font-weight: 650;
}

.founder-identity p:last-child {
  margin-bottom: 0;
}

.founder-bio {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
}

.founder-proof {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 20px;
  margin: 0;
  padding: 28px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  list-style: none;
}

.founder-proof li {
  position: relative;
  padding-left: 20px;
  color: var(--muted-strong);
  font-size: 0.9rem;
}

.founder-proof li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--violet);
  content: "";
}

.founder-links {
  display: flex;
  grid-column: 1 / -1;
  flex-wrap: wrap;
  gap: 24px;
}

.founder-links a {
  color: var(--text);
}

.founder-links span {
  color: var(--teal);
}

.final-cta {
  position: relative;
  overflow: hidden;
  padding: 140px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--navy-950);
}

.final-cta-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.final-cta-inner h2 {
  max-width: 850px;
  font-size: clamp(3rem, 6vw, 5.1rem);
}

.final-cta-inner > p:not(.eyebrow) {
  max-width: 660px;
  margin-bottom: 32px;
  font-size: 1.08rem;
}

.final-cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 900px;
  height: 500px;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse, rgba(39, 215, 196, 0.09), rgba(138, 112, 255, 0.05) 45%, transparent 70%);
  pointer-events: none;
}

.site-footer {
  padding: 42px 0;
  background: var(--navy-950);
}

.footer-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 40px;
}

.wordmark-footer {
  font-size: 0.9rem;
}

.footer-meta,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}

.footer-meta {
  color: var(--muted);
  font-size: 0.78rem;
}

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

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.og-preview {
  overflow: hidden;
}

.og-preview .site-header {
  position: absolute;
}

.og-preview .site-nav,
.og-preview .hero-actions,
.og-preview .status-line,
.og-preview .hero-media figcaption {
  display: none;
}

.og-preview .hero {
  height: 630px;
  min-height: 630px;
  padding: 122px 0 48px;
}

.og-preview .hero-grid {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 0;
}

.og-preview h1 {
  max-width: 520px;
  margin-bottom: 20px;
  font-size: 3.75rem;
}

.og-preview .hero-description {
  max-width: 500px;
  margin-bottom: 0;
  font-size: 0.98rem;
  line-height: 1.5;
}

.og-preview .eyebrow {
  margin-bottom: 20px;
  font-size: 0.62rem;
}

.og-preview .hero-media {
  width: 104%;
  margin: 0 -4% 0 0;
}

@media (min-width: 1101px) {
  .hero {
    min-height: 780px;
    padding: 132px 0 82px;
  }

  .hero h1 {
    margin-bottom: 20px;
    font-size: clamp(3.25rem, 5.45vw, 5.15rem);
  }

  .hero-description {
    margin-bottom: 26px;
    line-height: 1.58;
  }

  .hero-actions {
    margin-bottom: 24px;
  }
}

@media (max-width: 1100px) {
  .hero {
    min-height: 0;
    padding-top: 145px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(430px, 1.05fr);
  }

  .hero-media {
    width: 123%;
    margin-right: -23%;
  }

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

  .experience-card {
    grid-template-columns: minmax(0, 1fr) minmax(230px, 0.55fr);
    min-height: 600px;
  }

  .experience-copy {
    padding: 40px 10px 40px 40px;
  }

  .experience-visual {
    width: 100%;
    max-width: 245px;
    margin: 0 28px 20px 0;
  }
}

@media (max-width: 860px) {
  :root {
    --header-height: 70px;
  }

  .container {
    width: min(calc(100% - 36px), var(--container));
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    z-index: 2;
    top: var(--header-height);
    right: 0;
    left: 0;
    display: grid;
    gap: 0;
    padding: 18px 18px 26px;
    transform: translateY(-120%);
    border-bottom: 1px solid var(--border);
    background: rgba(5, 13, 25, 0.97);
    opacity: 0;
    visibility: hidden;
    transition: transform 220ms ease, opacity 180ms ease, visibility 180ms ease;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .site-nav a {
    padding: 15px 4px;
    border-bottom: 1px solid var(--border);
    font-size: 1rem;
  }

  .site-nav .nav-contact {
    justify-content: center;
    margin-top: 18px;
    border-bottom: 1px solid var(--border-strong);
  }

  .hero {
    padding: 132px 0 88px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .hero-copy {
    max-width: 700px;
  }

  h1 {
    font-size: clamp(3.7rem, 10vw, 5rem);
  }

  .hero-media {
    width: calc(100% + 36px);
    margin: -20px -18px -2%;
  }

  .hero-media figcaption {
    margin-right: auto;
  }

  .section {
    padding: 100px 0;
  }

  .narrow-grid,
  .flow-layout,
  .mvp-layout,
  .founder-layout {
    grid-template-columns: 1fr;
  }

  .section-heading-wide {
    margin-bottom: 48px;
  }

  .flow-layout {
    gap: 52px;
  }

  .phone-pair {
    min-height: 620px;
  }

  .experience-card {
    grid-template-columns: minmax(0, 1fr) minmax(220px, 0.55fr);
    min-height: 590px;
  }

  .experience-copy {
    padding: 36px 10px 36px 36px;
  }

  .experience-visual {
    position: static;
    align-self: end;
    justify-self: center;
    width: 100%;
    max-width: 230px;
    margin: 0 24px 18px 0;
  }

  .control-grid,
  .market-grid {
    grid-template-columns: 1fr;
  }

  .control-card,
  .market-card {
    min-height: 0;
  }

  .control-index,
  .market-code {
    margin-bottom: 34px;
  }

  .mvp-intro {
    position: static;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 26px;
  }

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

@media (max-width: 620px) {
  .container {
    width: min(calc(100% - 30px), var(--container));
  }

  h1 {
    font-size: clamp(2.65rem, 13.2vw, 3.45rem);
    letter-spacing: -0.045em;
  }

  h2 {
    font-size: clamp(2.18rem, 11vw, 3.15rem);
  }

  .hero {
    padding-top: 118px;
  }

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

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .status-line {
    font-size: 0.63rem;
  }

  .hero-media {
    width: calc(100% + 30px);
    margin: -14px -15px 0;
  }

  .hero-media figcaption {
    width: max-content;
    margin: 4px auto 0;
    text-align: center;
  }

  .section {
    padding: 82px 0;
  }

  .eyebrow {
    margin-bottom: 20px;
    font-size: 0.65rem;
  }

  .eyebrow::before {
    width: 24px;
  }

  .context-diagram {
    grid-template-columns: 1fr;
  }

  .diagram-arrow {
    transform: rotate(90deg);
    text-align: center;
  }

  .flow-steps li {
    grid-template-columns: 42px 1fr;
    gap: 14px;
  }

  .step-number {
    width: 38px;
    height: 38px;
  }

  .phone-pair {
    min-height: 0;
    gap: 10px;
    padding: 25px 10px 10px;
    border-radius: 24px;
  }

  .phone-card {
    width: 49%;
  }

  .phone-card-first,
  .phone-card-second {
    transform: none;
  }

  .phone-card figcaption {
    width: calc(100% - 12%);
    font-size: 0.48rem;
  }

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

  .experience-card {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .experience-copy {
    padding: 30px 28px 0;
  }

  .experience-card h3 {
    font-size: 1.9rem;
  }

  .experience-visual {
    position: static;
    justify-self: center;
    width: min(62%, 220px);
    max-width: 220px;
    margin: 20px auto 28px;
  }

  .experience-thesis {
    margin-top: 34px;
    text-align: left;
  }

  .payment-boundary {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .mvp-scope {
    padding: 28px;
  }

  .scope-list {
    grid-template-columns: 1fr;
  }

  .founder-card {
    grid-template-columns: 74px 1fr;
    gap: 20px;
    padding: 26px;
  }

  .founder-monogram {
    width: 74px;
    height: 74px;
    border-radius: 20px;
    font-size: 1.12rem;
  }

  .founder-identity h3 {
    margin-top: 1px;
    font-size: 1.48rem;
  }

  .founder-proof {
    grid-template-columns: 1fr;
  }

  .founder-links {
    flex-direction: column;
    gap: 12px;
  }

  .final-cta {
    padding: 105px 0;
  }

  .final-cta-inner h2 {
    font-size: clamp(2.7rem, 13vw, 3.7rem);
  }

  .footer-meta,
  .footer-links {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}