@font-face {
  font-family: "Play";
  src: url("assets/fonts/play-400.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Play";
  src: url("assets/fonts/play-700.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("assets/fonts/jetbrains-mono-400.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("assets/fonts/jetbrains-mono-500.ttf") format("truetype");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("assets/fonts/jetbrains-mono-600.ttf") format("truetype");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("assets/fonts/jetbrains-mono-700.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

:root {
  --ink-black: #161f2a;
  --electric-cyan: #00f0ff;
  --slime-lime: #b8ff00;
  --soft-blue: #c0fcff;
  --text: #f4fbff;
  --text-muted: rgba(192, 252, 255, 0.72);
  --text-soft: rgba(192, 252, 255, 0.56);
  --border: rgba(192, 252, 255, 0.12);
  --border-strong: rgba(192, 252, 255, 0.18);
  --surface: rgba(22, 31, 42, 0.88);
  --surface-alt: rgba(18, 26, 36, 0.92);
  --surface-accent: rgba(0, 240, 255, 0.05);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --shadow-soft: 0 16px 40px rgba(5, 10, 18, 0.28);
  --max-width: 1180px;
  --space-2xs: 0.4rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 1.75rem;
  --space-xl: 2.5rem;
  --space-2xl: 3.5rem;
  --font-heading: "Play", sans-serif;
  --font-body: "JetBrains Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  line-height: 1.65;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(0, 240, 255, 0.05), transparent 24%),
    radial-gradient(circle at bottom right, rgba(184, 255, 0, 0.04), transparent 26%),
    linear-gradient(180deg, #121a24 0%, var(--ink-black) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(192, 252, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(192, 252, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.42), transparent 85%);
  opacity: 0.28;
}

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

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--electric-cyan);
  outline-offset: 3px;
}

.site-shell {
  width: min(calc(100% - 1.5rem), var(--max-width));
  margin: 0 auto;
  padding: 1rem 0 3rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 0.2rem 0 1rem;
  backdrop-filter: blur(18px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(22, 31, 42, 0.78);
  box-shadow: var(--shadow-soft);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  min-width: 0;
}

.brand-lockup__logo {
  width: clamp(180px, 20vw, 260px);
  height: auto;
}

.site-nav,
.site-header__actions,
.button-row,
.footer-links,
.hero__meta {
  display: flex;
  align-items: center;
}

.site-nav,
.footer-links {
  flex-wrap: wrap;
}

.site-nav {
  gap: 1.1rem;
  justify-content: center;
}

.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--soft-blue);
}

.site-header__actions {
  gap: 0.75rem;
}

.page {
  display: grid;
  gap: var(--space-2xl);
  padding-top: 0.5rem;
}

.page--qr {
  gap: var(--space-xl);
}

.surface,
.card,
.topic-card,
.stat-card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(20, 29, 39, 0.94), rgba(17, 25, 34, 0.9));
  box-shadow: 0 10px 24px rgba(5, 10, 18, 0.18);
}

.surface {
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 2vw, 2rem);
}

.hero__grid {
  display: grid;
  gap: var(--space-xl);
}

.hero__grid--single {
  justify-items: center;
}

.hero__copy {
  display: grid;
  gap: var(--space-md);
  align-content: start;
}

.hero__copy--center {
  max-width: 760px;
  justify-items: center;
  text-align: center;
}

.eyebrow,
.section__kicker,
.cta-feature__eyebrow {
  margin: 0;
  color: var(--soft-blue);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero__title,
.section__title,
.cta-feature__title,
.qr-title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: 0.01em;
  color: var(--text);
}

.hero__title {
  font-size: clamp(2.2rem, 4.8vw, 4.35rem);
  max-width: 12ch;
}

.hero__copy--center .hero__title {
  max-width: 14ch;
}

.hero__lede,
.copy-block p,
.card__copy,
.topic-card__copy,
.cta-feature__copy,
.data-card__copy {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.96rem;
}

.hero__proof {
  margin: -0.15rem 0 0;
  color: var(--soft-blue);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.button-row {
  flex-wrap: wrap;
  gap: 0.85rem;
}

.button-row--hero {
  margin-top: 0.2rem;
}

.button-row--micro,
.button-row--center {
  justify-content: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.9rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 999px;
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-align: center;
  transition:
    background-color 160ms ease,
    border-color 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

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

.button--compact {
  min-height: 2.75rem;
  padding: 0.72rem 1rem;
  font-size: 0.76rem;
}

.button--primary {
  background: var(--slime-lime);
  border-color: var(--slime-lime);
  color: var(--ink-black);
}

.button--primary:hover,
.button--primary:focus-visible {
  background: #d4ff58;
  border-color: #d4ff58;
}

.button--secondary {
  background: rgba(0, 240, 255, 0.08);
  border-color: rgba(0, 240, 255, 0.32);
  color: var(--soft-blue);
}

.button--secondary:hover,
.button--secondary:focus-visible {
  background: rgba(0, 240, 255, 0.12);
  border-color: rgba(0, 240, 255, 0.55);
}

.button--ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-muted);
}

.button--ghost:hover,
.button--ghost:focus-visible {
  color: var(--text);
  border-color: var(--border-strong);
  background: rgba(192, 252, 255, 0.04);
}

.hero__meta {
  flex-wrap: wrap;
  gap: 0.7rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero__meta li {
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(0, 240, 255, 0.03);
  color: var(--soft-blue);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__meta--center {
  justify-content: center;
}

.hero__aside {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.brand-panel,
.data-card,
.cta-feature {
  border-radius: var(--radius-md);
}

.brand-panel {
  display: grid;
  gap: 0.5rem;
  justify-items: center;
  padding: clamp(1rem, 1.8vw, 1.4rem);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(17, 25, 34, 0.92), rgba(20, 29, 39, 0.98));
}

.brand-panel--qr {
  width: min(100%, 420px);
}

.brand-panel__logo {
  width: min(100%, 420px);
  height: auto;
}

.brand-panel__logo--vertical {
  width: min(100%, 300px);
}

.brand-panel__caption {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.data-card {
  display: grid;
  gap: 0.65rem;
  padding: 1.25rem;
}

.data-card__label,
.stat-card__label {
  color: var(--soft-blue);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.data-card__value,
.stat-card__value {
  color: var(--text);
  font-family: var(--font-heading);
  font-size: 1.32rem;
  line-height: 1.15;
}

.section {
  display: grid;
  gap: var(--space-lg);
}

.section--compact {
  gap: var(--space-md);
}

.section__head {
  display: grid;
  gap: 0.55rem;
  max-width: 760px;
}

.section__title {
  font-size: clamp(1.9rem, 3vw, 3rem);
}

.section__intro {
  max-width: 60ch;
  margin: -0.4rem 0 0;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.section__body--split,
.cta-layout {
  display: grid;
  gap: var(--space-lg);
}

.copy-block {
  display: grid;
  gap: 1rem;
}

.stat-stack,
.cta-grid {
  display: grid;
  gap: 1rem;
}

.stat-card {
  border-radius: var(--radius-md);
  padding: 1.15rem 1.2rem;
}

.card-grid,
.topic-grid {
  display: grid;
  gap: 1rem;
}

.subsection-label {
  margin: 0;
  color: var(--soft-blue);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.card {
  display: grid;
  gap: 0.75rem;
  padding: 1.3rem;
  border-radius: var(--radius-md);
}

.card--cta {
  align-content: start;
}

.card__title,
.topic-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.36rem;
  line-height: 1.1;
  color: var(--text);
}

.topic-card {
  display: grid;
  gap: 0.75rem;
  padding: 1.3rem;
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, rgba(18, 26, 36, 0.96), rgba(22, 31, 42, 0.92)),
    linear-gradient(135deg, rgba(0, 240, 255, 0.04), rgba(184, 255, 0, 0.03));
}

.cta-feature {
  display: grid;
  gap: 0.9rem;
  padding: clamp(1.25rem, 2vw, 1.8rem);
}

.cta-feature__title {
  font-size: clamp(1.8rem, 2.8vw, 2.6rem);
}

.site-footer {
  display: grid;
  gap: 1rem;
  padding: var(--space-xl) 0 1rem;
  color: var(--text-soft);
}

.site-footer__brand {
  display: grid;
  gap: 0.7rem;
  justify-items: start;
}

.site-footer__logo {
  width: min(260px, 56vw);
  height: auto;
}

.site-footer__brand p,
.site-footer__meta {
  margin: 0;
}

.footer-links {
  gap: 0.9rem 1.1rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--soft-blue);
}

.site-footer__meta {
  color: var(--text-soft);
  font-size: 0.82rem;
}

.qr-page .site-header__actions {
  justify-content: flex-end;
}

@media (min-width: 760px) {
  .hero__grid,
  .section__body--split,
  .cta-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
    align-items: start;
  }

  .card-grid--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .card-grid--four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 980px) {
  .site-header__inner {
    flex-wrap: wrap;
  }

  .site-nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
  }
}

@media (max-width: 759px) {
  .site-shell {
    width: min(calc(100% - 1rem), var(--max-width));
    padding-bottom: 2rem;
  }

  .site-header {
    position: static;
    backdrop-filter: none;
  }

  .site-header__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav,
  .site-header__actions,
  .button-row {
    width: 100%;
  }

  .site-nav {
    gap: 0.8rem 1rem;
  }

  .site-header__actions,
  .button-row {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero__title {
    max-width: none;
  }

  .hero__aside {
    order: -1;
  }

  .hero__proof {
    font-size: 0.76rem;
    line-height: 1.6;
  }

  .site-footer__brand {
    justify-items: center;
  }
}

@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;
  }
}