:root {
  --ink: #f4fff9;
  --muted: #a6b8b3;
  --paper: #050806;
  --surface: rgba(12, 24, 20, 0.78);
  --surface-strong: rgba(18, 37, 31, 0.9);
  --line: rgba(145, 255, 218, 0.18);
  --line-strong: rgba(145, 255, 218, 0.34);
  --accent: #5cffc8;
  --accent-2: #71a7ff;
  --accent-3: #ff7ad9;
  --warm: #f8d66d;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 8%, rgba(92, 255, 200, 0.14), transparent 28rem),
    radial-gradient(circle at 82% 18%, rgba(113, 167, 255, 0.15), transparent 25rem),
    linear-gradient(180deg, #050806 0%, #07110e 42%, #030504 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  background-image:
    linear-gradient(rgba(145, 255, 218, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(145, 255, 218, 0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(115deg, transparent 0 34%, rgba(92, 255, 200, 0.08) 34.3%, transparent 36%),
    linear-gradient(245deg, transparent 0 58%, rgba(255, 122, 217, 0.08) 58.2%, transparent 60%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  padding: 18px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid var(--line);
  background: rgba(5, 8, 6, 0.72);
  backdrop-filter: blur(18px);
  transition: box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  border-color: var(--line-strong);
  background: rgba(5, 8, 6, 0.92);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.34);
}

.brand {
  position: relative;
  color: #ffffff;
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-shadow: 0 0 24px rgba(92, 255, 200, 0.54);
}

.brand::after {
  position: absolute;
  right: -16px;
  bottom: 4px;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  content: "";
  background: var(--accent);
  box-shadow: 0 0 20px var(--accent);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 32px);
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav a {
  position: relative;
  transition: color 160ms ease;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transform: scaleX(0.2);
  transition: opacity 160ms ease, transform 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: #ffffff;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.hero {
  position: relative;
  min-height: calc(100vh - 74px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 380px);
  align-items: center;
  gap: clamp(30px, 6vw, 80px);
  overflow: hidden;
  padding: clamp(76px, 12vw, 148px) clamp(20px, 5vw, 72px);
  background:
    linear-gradient(90deg, rgba(5, 8, 6, 0.98) 0%, rgba(5, 8, 6, 0.86) 40%, rgba(5, 8, 6, 0.42) 78%),
    url("assets/hero-abstract.png") center right / cover no-repeat;
}

.hero::before {
  position: absolute;
  inset: auto -10% -35% 28%;
  height: 58%;
  content: "";
  background: radial-gradient(circle, rgba(92, 255, 200, 0.26), transparent 60%);
  filter: blur(30px);
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.58;
}

.hero__content,
.hero__signal {
  position: relative;
  z-index: 1;
}

.hero__content {
  max-width: 860px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  max-width: min-content;
  color: #ffffff;
  font-size: clamp(4rem, 13vw, 10rem);
  line-height: 0.86;
  letter-spacing: 0.08em;
  text-shadow:
    0 0 18px rgba(92, 255, 200, 0.36),
    0 0 68px rgba(113, 167, 255, 0.28);
}

h2 {
  margin: 0;
  max-width: 940px;
  color: #ffffff;
  font-size: clamp(2rem, 4vw, 4.1rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin: 20px 0 8px;
  color: #ffffff;
  font-size: 1.24rem;
  line-height: 1.2;
}

p {
  margin: 0;
}

.hero__lead {
  max-width: 640px;
  margin-top: 26px;
  color: #c0d5cf;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 900;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

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

.button--primary {
  color: #03110d;
  background: linear-gradient(135deg, var(--accent), #b9ffe9);
  box-shadow: 0 0 34px rgba(92, 255, 200, 0.28);
}

.button--primary:hover,
.button--primary:focus-visible {
  box-shadow: 0 0 46px rgba(92, 255, 200, 0.45);
}

.button--secondary {
  color: #ffffff;
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.06);
}

.button--secondary:hover,
.button--secondary:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 28px rgba(92, 255, 200, 0.16);
}

.hero__signal {
  align-self: end;
  padding: 24px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.03)),
    rgba(5, 8, 6, 0.44);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero__signal span,
.hero__signal small {
  display: block;
  color: var(--muted);
}

.hero__signal strong {
  display: block;
  margin: 10px 0;
  color: #ffffff;
  font-size: 1.8rem;
  line-height: 1;
}

.section {
  padding: clamp(70px, 10vw, 120px) clamp(20px, 5vw, 72px);
}

.section__inner {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.75fr);
  gap: clamp(30px, 7vw, 90px);
  align-items: start;
}

.split > p,
.callout p {
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
}

.section--contrast {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(92, 255, 200, 0.08), transparent 32%),
    #07110e;
}

.section--contrast::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(120deg, transparent 0 24%, rgba(113, 167, 255, 0.13) 24.2%, transparent 25%),
    linear-gradient(300deg, transparent 0 64%, rgba(92, 255, 200, 0.12) 64.2%, transparent 65%);
}

.section--contrast .section__inner {
  position: relative;
}

.section--contrast .eyebrow {
  color: var(--warm);
}

.section--contrast h2 {
  max-width: 980px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: clamp(34px, 5vw, 58px);
}

.feature {
  position: relative;
  min-height: 232px;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.02)),
    rgba(7, 17, 14, 0.68);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.24);
}

.feature::before {
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
}

.feature__number {
  color: var(--warm);
  font-size: 0.9rem;
  font-weight: 900;
}

.feature p {
  color: rgba(244, 255, 249, 0.72);
}

.callout {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  overflow: hidden;
  padding: clamp(28px, 5vw, 52px);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(92, 255, 200, 0.12), rgba(113, 167, 255, 0.08)),
    var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.callout::after {
  position: absolute;
  top: -42%;
  right: -18%;
  width: 340px;
  height: 340px;
  content: "";
  background: radial-gradient(circle, rgba(255, 122, 217, 0.24), transparent 62%);
}

.callout > * {
  position: relative;
  z-index: 1;
}

.callout h2 {
  margin-bottom: 16px;
}

.callout .button {
  flex: 0 0 auto;
}

.section--contact {
  background:
    radial-gradient(circle at 18% 50%, rgba(92, 255, 200, 0.14), transparent 26rem),
    rgba(255, 255, 255, 0.02);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: rgba(5, 8, 6, 0.92);
}

.site-footer a {
  color: var(--accent);
  font-weight: 900;
}

.privacy-main {
  min-height: calc(100vh - 145px);
  padding: clamp(58px, 10vw, 110px) clamp(20px, 5vw, 72px);
}

.privacy-content {
  width: min(820px, 100%);
  margin: 0 auto;
  padding: clamp(24px, 5vw, 48px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.privacy-content h1 {
  margin-bottom: 28px;
  font-size: clamp(3rem, 8vw, 6rem);
}

.privacy-content h2 {
  margin-top: 42px;
  margin-bottom: 12px;
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  line-height: 1.12;
}

.privacy-content p,
.privacy-content li {
  color: var(--muted);
  font-size: 1.05rem;
}

.privacy-content ul {
  padding-left: 20px;
}

.can-reveal [data-fade] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

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

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

@media (max-width: 880px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero__signal {
    align-self: auto;
    max-width: 420px;
  }
}

@media (max-width: 780px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    width: 100%;
    flex-wrap: wrap;
    gap: 12px 18px;
  }

  .hero {
    min-height: auto;
    background-position: center;
  }

  .split,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature {
    min-height: auto;
  }

  .callout {
    align-items: stretch;
    flex-direction: column;
  }

  .callout .button {
    width: 100%;
  }
}

@media (max-width: 460px) {
  .hero__actions,
  .hero__actions .button {
    width: 100%;
  }

  .button {
    width: 100%;
  }

  h1 {
    font-size: clamp(3.5rem, 22vw, 5rem);
  }
}