:root {
  --bg: #0b0c0f;
  --bg-soft: #111318;
  --panel: #15171d;
  --panel-hover: #191c23;
  --text: #f4f5f7;
  --muted: #9ca1ad;
  --muted-strong: #c3c6ce;
  --line: #262a32;
  --accent: #a7adff;
  --accent-2: #d6d8ff;
  --max: 1180px;
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 8% 0%, rgba(105, 112, 255, 0.09), transparent 31rem),
    radial-gradient(circle at 92% 20%, rgba(255, 255, 255, 0.035), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--text);
  color: var(--bg);
  transform: translateY(-150%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(11, 12, 15, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.header-inner {
  min-height: 74px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  width: max-content;
  align-items: center;
  gap: 11px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #101116;
  color: var(--accent-2);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 30px;
  color: var(--muted-strong);
  font-size: 13px;
}

.nav a,
.text-link {
  transition: color 150ms ease;
}

.nav a:hover,
.text-link:hover {
  color: var(--text);
}

.button {
  display: inline-flex;
  width: max-content;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 650;
  letter-spacing: -0.01em;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

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

.button-small {
  justify-self: end;
  padding: 9px 15px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 12px;
}

.button-small:hover {
  border-color: #3b404c;
  background: rgba(255, 255, 255, 0.06);
}

.button-primary {
  padding: 13px 20px;
  border-color: var(--accent);
  background: var(--accent);
  color: #0c0d12;
  font-size: 13px;
}

.button-primary:hover {
  border-color: var(--accent-2);
  background: var(--accent-2);
}

.hero {
  display: grid;
  min-height: calc(100svh - 74px);
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.75fr);
  align-items: center;
  gap: clamp(48px, 8vw, 112px);
  padding-block: clamp(64px, 8vw, 110px);
}

.hero-copy {
  max-width: 720px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow span {
  margin-inline: 7px;
  color: #535865;
}

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

h1 {
  margin-bottom: 28px;
  font-size: clamp(54px, 7vw, 96px);
  line-height: 0.96;
  letter-spacing: -0.065em;
  font-weight: 720;
}

h1 em {
  color: var(--accent-2);
  font-style: normal;
  font-weight: 500;
}

.lede {
  max-width: 650px;
  margin-bottom: 34px;
  color: var(--muted-strong);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.55;
  letter-spacing: -0.015em;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 36px;
}

.text-link {
  color: var(--muted-strong);
  font-size: 13px;
  font-weight: 600;
}

.disclosure-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 12px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(167, 173, 255, 0.08);
}

.hero-media {
  position: relative;
  overflow: hidden;
  min-height: 640px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 34px;
  background: var(--panel);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.3);
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(to top, rgba(8, 9, 12, 0.68), transparent 38%);
}

.hero-media img {
  width: 100%;
  height: 100%;
  min-height: 640px;
  object-fit: cover;
  object-position: center 20%;
}

.hero-media figcaption {
  position: absolute;
  z-index: 2;
  right: 22px;
  bottom: 20px;
  left: 22px;
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.72);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.topic-strip {
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.015);
}

.topic-strip-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: #8f94a0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.topic-strip i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #3b3f49;
}

.section {
  padding-block: clamp(92px, 12vw, 156px);
}

.about {
  border-bottom: 1px solid var(--line);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(48px, 9vw, 130px);
  align-items: start;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(40px, 5.4vw, 72px);
  line-height: 1.03;
  letter-spacing: -0.055em;
}

.about-copy {
  max-width: 620px;
  color: var(--muted-strong);
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.65;
}

.about-copy p + p {
  margin-top: 24px;
  color: var(--muted);
  font-size: 15px;
}

.section-heading {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: 56px;
  align-items: end;
  margin-bottom: 56px;
}

.section-heading > p {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 15px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.card {
  min-height: 390px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.03), transparent 58%), var(--panel);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: #373c47;
  background-color: var(--panel-hover);
}

.card-number {
  margin-bottom: 84px;
  color: #676c78;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.card h3 {
  margin-bottom: 16px;
  font-size: 34px;
  line-height: 1;
  letter-spacing: -0.045em;
}

.card > p {
  color: var(--muted-strong);
  font-size: 15px;
}

.card-note {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.principles {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(48px, 9vw, 120px);
  align-items: center;
  border-top: 1px solid var(--line);
}

.principles-visual {
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.principles-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: saturate(0.9) contrast(1.02);
}

.principles-copy h2 {
  max-width: 680px;
  margin-bottom: 48px;
}

.rule-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.rule-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.rule-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.rule-list > li > span {
  color: #666b76;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.rule-list strong {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
}

.rule-list p {
  max-width: 600px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.cta-section {
  padding-bottom: clamp(80px, 10vw, 130px);
}

.cta-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: end;
  padding: clamp(34px, 6vw, 70px);
  border: 1px solid #34394a;
  border-radius: 34px;
  background:
    radial-gradient(circle at 85% 0%, rgba(167, 173, 255, 0.14), transparent 27rem),
    #12141a;
}

.cta-panel h2 {
  max-width: 790px;
  font-size: clamp(38px, 5vw, 66px);
}

.cta-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 15px;
}

.cta-actions p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
}

.site-footer {
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  min-height: 90px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: #727782;
  font-size: 11px;
}

@media (max-width: 900px) {
  .header-inner {
    grid-template-columns: 1fr auto;
  }

  .nav {
    display: none;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-copy {
    padding-top: 18px;
  }

  .hero-media {
    min-height: 0;
    aspect-ratio: 4 / 5;
  }

  .hero-media img {
    min-height: 0;
  }

  .about-grid,
  .section-heading,
  .principles,
  .cta-panel {
    grid-template-columns: 1fr;
  }

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

  .card {
    min-height: 0;
  }

  .card-number {
    margin-bottom: 50px;
  }

  .principles-visual {
    max-width: 640px;
  }

  .cta-actions {
    align-items: flex-start;
  }
}

@media (max-width: 620px) {
  .shell {
    width: min(calc(100% - 28px), var(--max));
  }

  .site-header {
    position: relative;
  }

  .header-inner {
    min-height: 68px;
    gap: 12px;
  }

  .brand > span:last-child {
    display: none;
  }

  .button-small {
    padding: 8px 13px;
  }

  .hero {
    padding-top: 50px;
  }

  h1 {
    font-size: clamp(48px, 14vw, 68px);
  }

  .lede {
    font-size: 17px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }

  .hero-media {
    border-radius: 24px;
  }

  .topic-strip-inner {
    min-height: 64px;
    overflow: hidden;
    justify-content: flex-start;
    white-space: nowrap;
  }

  .topic-strip-inner span:nth-of-type(n+4),
  .topic-strip-inner i:nth-of-type(n+3) {
    display: none;
  }

  .section {
    padding-block: 88px;
  }

  h2 {
    font-size: 43px;
  }

  .about-grid,
  .section-heading {
    gap: 34px;
  }

  .card {
    border-radius: 22px;
  }

  .principles {
    gap: 54px;
  }

  .cta-panel {
    gap: 34px;
    border-radius: 24px;
  }

  .footer-inner {
    min-height: 108px;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    padding-block: 22px;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}