:root {
  --bg: #000000;
  --fg: #ffffff;
  --nav-invert: 0;
  --header-h: 96px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  min-height: 100%;
  background: var(--bg);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar {
  display: none;
}

body {
  overflow-x: hidden;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--fg);
  background: var(--bg);
}

/* ---------- Loader ---------- */

#loader {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  z-index: 9999;
}

#loader.loader-hidden {
  pointer-events: none;
}

.loader-logo {
  width: 150px;
  height: 150px;
  object-fit: contain;
  animation: pulse 1.6s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(0.92);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.05);
    opacity: 1;
  }
}

/* ---------- Layout ---------- */

.site-header,
#content,
.site-footer {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding-left: clamp(24px, 8vw, 140px);
  padding-right: clamp(24px, 8vw, 140px);
}

/* ---------- Nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  padding-top: 28px;
  padding-bottom: 28px;
}

.nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 36px;
}

.nav-group {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-group-left {
  justify-content: flex-end;
}

.nav-group-right {
  justify-content: flex-start;
}

.nav-link {
  color: var(--fg);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.03em;
  opacity: 0.85;
  transition: opacity 0.25s ease;
}

.nav-link:hover {
  opacity: 1;
}

.nav-logo {
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  filter: invert(var(--nav-invert));
}

@media (max-width: 640px) {
  .site-header {
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .nav,
  .nav-group {
    gap: 14px;
  }

  .nav-link {
    font-size: 12px;
  }

  .nav-logo img {
    width: 30px;
    height: 30px;
  }
}

/* ---------- Page content ---------- */

#content {
  min-height: 100%;
  background: var(--bg);
  opacity: 0;
  transition: opacity 0.4s ease;
}

#content.content-visible {
  opacity: 1;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  height: calc((100vh - var(--header-h)) * var(--hero-scale, 1));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
  /* Set once per toggle by JS (which also sets transition-delay to time it
     against the rest of the animation) instead of writing --hero-scale
     every frame — hands the actual smooth interpolation off to the
     browser's native transition engine rather than a JS rAF loop forcing
     a layout recalc ~30 times over the animation. */
  transition: height 480ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* 100vh includes the mobile browser's address bar on many phones, leaving
   the hero taller than what's actually visible. dvh tracks the real
   visible viewport instead — falls back to the 100vh above on browsers
   that don't support it. */
@supports (height: 100dvh) {
  .hero {
    height: calc((100dvh - var(--header-h)) * var(--hero-scale, 1));
  }
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--fg) 1px, transparent 1px),
    linear-gradient(to bottom, var(--fg) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.07;
  -webkit-mask-image: radial-gradient(ellipse at center, black 35%, transparent 78%);
  mask-image: radial-gradient(ellipse at center, black 35%, transparent 78%);
  pointer-events: none;
  z-index: 0;
}

.hero-brand {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
}

.hero-icon {
  width: clamp(60px, 16vw, 160px);
  height: clamp(60px, 16vw, 160px);
  object-fit: contain;
  margin-right: -14px;
  will-change: transform, opacity, filter;
}

.hero-text {
  font-size: clamp(26px, 8vw, 64px);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-transform: lowercase;
  white-space: nowrap;
}

.hero-text .letter {
  display: inline-block;
  will-change: opacity, filter;
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 36px;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--fg);
  opacity: 0.45;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.scroll-cue--hidden {
  opacity: 0;
}

.scroll-cue-arrow {
  font-size: 14px;
  animation: scroll-cue-bounce 1.8s ease-in-out infinite;
}

@keyframes scroll-cue-bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(5px);
  }
}

/* ---------- Stats banner (marquee) ---------- */

.stats-banner {
  overflow: hidden;
  padding: 28px 0;
  border-top: 1px solid color-mix(in srgb, var(--fg) 12%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--fg) 12%, transparent);
}

.stats-banner-track {
  display: flex;
  width: max-content;
  animation: marquee 22s linear infinite;
}

.stats-banner-set {
  display: flex;
  align-items: center;
  gap: 40px;
  padding-right: 40px;
}

.stats-banner-item {
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--fg);
  white-space: nowrap;
}

.stats-banner-star {
  width: 22px;
  height: 22px;
  object-fit: contain;
  filter: invert(var(--nav-invert));
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* ---------- Stats grid ---------- */

.stats-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(3, minmax(180px, auto));
  gap: 24px;
  padding-top: 64px;
  padding-bottom: 64px;
}

.stat-card--square {
  grid-column: 1;
  grid-row: 1 / span 2;
}

.stat-card--slot-3a {
  grid-column: 2;
  grid-row: 1;
}

.stat-card--slot-3b {
  grid-column: 2;
  grid-row: 2;
}

.stat-card--fill {
  grid-column: 1;
  grid-row: 3;
}

.stat-card--cta {
  grid-column: 2;
  grid-row: 3;
}

.stat-card {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--fg) 14%, transparent);
  background: color-mix(in srgb, var(--fg) 4%, transparent);
  padding: 32px;
}

.stat-card--square {
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.stat-card--long {
  min-height: 180px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 8px;
}

.stat-card--long .stat-card-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
}

.stat-card-graph {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  aspect-ratio: 300 / 160;
  pointer-events: none;
}

.stat-card--graph-long .stat-card-graph {
  inset: 0;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  opacity: 0.35;
}

.stat-card-graph path {
  fill: none;
  stroke: color-mix(in srgb, var(--fg) 30%, transparent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.stat-card-dot {
  fill: var(--fg);
  filter: drop-shadow(0 0 4px var(--fg));
}

.stat-card-content {
  position: relative;
  z-index: 1;
}

.stat-card-value {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.stat-card--long .stat-card-value {
  flex-shrink: 0;
}

.stat-card-desc {
  font-size: 15px;
  line-height: 1.5;
  color: var(--fg);
  opacity: 0.62;
  max-width: 34ch;
}

.stat-card--square .stat-card-desc {
  margin-top: 8px;
}

/* ---------- CTA ---------- */

.stat-card--cta {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: linear-gradient(155deg, color-mix(in srgb, var(--fg) 100%, white 6%), color-mix(in srgb, var(--fg) 84%, var(--bg)));
  border-color: transparent;
  border-top: 1px solid color-mix(in srgb, var(--bg) 20%, transparent);
  color: var(--bg);
  text-decoration: none;
  box-shadow: 0 18px 34px -18px color-mix(in srgb, var(--fg) 55%, transparent);
}

.stat-card--cta .stat-card-value {
  font-size: clamp(18px, 1.8vw, 22px);
  font-weight: 600;
  white-space: normal;
}

.cta-arrow-wrap {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.cta-arrow {
  width: 20px;
  height: 20px;
  color: var(--bg);
}

/* ---------- About ---------- */

.about {
  padding-bottom: 120px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 64px;
}

.section-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.55;
}

/* ---------- Letter-by-letter reveal ---------- */

.reveal-word {
  display: inline-block;
}

.reveal-letter {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.3em);
  transition: opacity 0.45s ease, transform 0.45s ease;
  transition-delay: var(--rd, 0s);
}

.reveal-text.reveal-in .reveal-letter {
  opacity: 1;
  transform: translateY(0);
}

.reveal-text.reveal-in:not(.reveal-done) .reveal-letter {
  will-change: opacity, transform;
}

.about-title {
  margin-top: 16px;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.about-text {
  font-size: 16px;
  line-height: 1.7;
  opacity: 0.72;
  max-width: 52ch;
}

.about-text + .about-text {
  margin-top: 16px;
}

.about-cta {
  display: inline-flex;
  align-items: center;
  margin-top: 28px;
  padding: 13px 26px;
  border-radius: 999px;
  background: var(--fg);
  color: var(--bg);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  opacity: 0;
  translate: 0 10px;
  transition: opacity 0.6s ease 1.2s, translate 0.6s ease 1.2s, transform 0.25s ease, box-shadow 0.3s ease;
}

.about-cta.cta-in {
  opacity: 1;
  translate: 0 0;
}

.about-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 28px color-mix(in srgb, var(--fg) 55%, transparent);
}

/* ---------- Why Us (founders) ---------- */

.why-us {
  padding-bottom: 96px;
}

.founders-grid {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 64px;
  padding-top: 64px;
}

.why-us-line {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.why-us-line path {
  fill: none;
  stroke: color-mix(in srgb, var(--fg) 22%, transparent);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}

.why-us.line-in .why-us-line path {
  transition: stroke-dashoffset 1.8s cubic-bezier(0.65, 0, 0.35, 1);
  stroke-dashoffset: 0;
}

.founder-card {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 40px;
}

.founder-card--right {
  flex-direction: row-reverse;
  justify-content: flex-start;
}

.founder-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.founder-card--right .founder-content {
  align-items: flex-end;
  text-align: right;
}

.founder-avatar {
  flex-shrink: 0;
  width: clamp(220px, 26vw, 320px);
}

.founder-avatar img {
  display: block;
  width: 100%;
  height: auto;
}

.founder-name {
  font-size: clamp(24px, 2.8vw, 30px);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.founder-name + .founder-handle {
  margin-top: -10px;
}

.founder-handle {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  opacity: 0.55;
}

.founder-role {
  font-size: clamp(20px, 2.4vw, 24px);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.founder-bio {
  font-size: 15px;
  line-height: 1.6;
  opacity: 0.7;
  max-width: 42ch;
}

.founder-stats {
  display: flex;
  gap: 32px;
  margin-top: 8px;
}

.founder-card--right .founder-stats {
  justify-content: flex-end;
}

.founder-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.founder-card--right .founder-stat {
  align-items: flex-end;
}

.founder-stat-value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.founder-stat-label {
  font-size: 13px;
  opacity: 0.55;
}

/* ---------- Contact ---------- */

.contact {
  padding-bottom: 64px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  padding-top: 64px;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-link {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  color: var(--fg);
  text-decoration: none;
  transition: background 0.25s ease;
}

.contact-link:hover {
  background: color-mix(in srgb, var(--fg) 8%, transparent);
}

.contact-link-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.5;
}

.contact-link-value {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  overflow-wrap: break-word;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid color-mix(in srgb, var(--fg) 12%, transparent);
  padding-top: 40px;
  padding-bottom: 40px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--fg);
  text-decoration: none;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-transform: lowercase;
}

.footer-logo {
  width: 22px;
  height: 22px;
  object-fit: contain;
  filter: invert(var(--nav-invert));
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.footer-nav .nav-link {
  font-size: 14px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid color-mix(in srgb, var(--fg) 8%, transparent);
}

.footer-copy {
  font-size: 13px;
  opacity: 0.5;
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer-social a {
  color: var(--fg);
  text-decoration: none;
  font-size: 13px;
  opacity: 0.55;
  transition: opacity 0.25s ease;
}

.footer-social a:hover {
  opacity: 1;
}

/* ---------- 404 ---------- */

.notfound {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 24px;
  text-align: center;
}

@supports (min-height: 100dvh) {
  .notfound {
    min-height: 100dvh;
  }
}

.notfound-icon {
  width: 64px;
  height: 64px;
  object-fit: contain;
  margin-bottom: 16px;
  animation: pulse 2.2s ease-in-out infinite;
}

.notfound-code {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.14em;
  opacity: 0.5;
}

.notfound-title {
  margin-top: 8px;
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  letter-spacing: -0.02em;
  max-width: 20ch;
}

.notfound-text {
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.6;
  opacity: 0.65;
  max-width: 42ch;
}

.notfound-cta {
  display: inline-flex;
  align-items: center;
  margin-top: 28px;
  padding: 13px 26px;
  border-radius: 999px;
  background: var(--fg);
  color: var(--bg);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.notfound-cta:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

@media (max-width: 800px) {
  .stat-card,
  .contact-link {
    padding: 24px;
  }

  .stats-layout {
    display: flex;
    flex-direction: column;
  }

  .stat-card--square {
    min-height: 200px;
  }

  .stat-card--long {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
  }

  .stat-card--long .stat-card-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .founders-grid {
    gap: 48px;
  }

  /* The connecting line's path is drawn for the wide desktop layout (a
     shallow curve from one side to the other); stretched non-uniformly
     into a narrow, tall mobile column it turns into a steep, jarring
     diagonal slash across the content, so it's not worth keeping here. */
  .why-us-line {
    display: none;
  }

  .founder-card,
  .founder-card--right {
    flex-direction: column;
    align-items: flex-start;
  }

  .founder-card--right .founder-content {
    align-items: flex-start;
    text-align: left;
  }

  .founder-stats {
    flex-wrap: wrap;
    row-gap: 20px;
  }

  .founder-card--right .founder-stats,
  .founder-card--right .founder-stat {
    justify-content: flex-start;
    align-items: flex-start;
  }

  .founder-avatar {
    width: clamp(180px, 55vw, 260px);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-top,
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}