:root {
  --bg: #040713;
  --bg-accent: #120b2a;
  --panel-bg: rgba(13, 19, 45, 0.92);
  --panel-border: rgba(116, 61, 253, 0.45);
  --shadow: 0 32px 80px rgba(3, 6, 18, 0.75);

  --text-primary: #f5f8ff;
  --text-muted: #91a2d9;

  --green: #55ff55;
  --pink: #f626af;
  --purple: #713dfd;
  --blue: #1e4fff;

  --code-key: #55ff55;
  --code-operator: #94a4ff;
  --code-string: #ffc36d;
  --code-comment: #6f7ba8;

  font-size: 16px;
}

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", system-ui, sans-serif;
  background:
    radial-gradient(circle at 15% 20%, rgba(246, 38, 175, 0.18), transparent 55%),
    radial-gradient(circle at 85% 10%, rgba(30, 79, 255, 0.22), transparent 60%),
    radial-gradient(circle at 10% 85%, rgba(85, 255, 85, 0.18), transparent 45%),
    linear-gradient(135deg, var(--bg), var(--bg-accent));
  color: var(--text-primary);
  display: flex;
  justify-content: center;
  align-items: stretch;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  position: relative;
  overflow-x: hidden;
}

.noise-layer {
  position: fixed;
  inset: 0;
  background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAYAAAAeP4ixAAAACXBIWXMAAAsTAAALEwEAmpwYAAACWUlEQVRoge2YwW3CMBBF/2gQAwgGXkBCSQPBAlJ0BnABTQBKgAlRAfYBTYD6gHibZEoPhbNdvJp14Imet/4TWpPT/gHH4y4FoEN4qJF4gIPGJUAEIXI6wEmAuwB0Q4IEeAEfQTyNYgJsGaBHo6U+AoJRFr/kX6h0BxXmSUNQZYX76sH0AOAEXozMKa4AVG9grlULCIIrv3ANu8D7BeYAzsA6r1T05+9gRzhQRIlicU8AF+DyNPYDaF/8fy7/wCHAD+HeoDM09eeljfpf1RSmw+nPgHEJKTAbJxgGwDpVqesqGxnwME6ow287f7+7BhxhO5lBo0P3z0nIDbKoAtqy11SxUreI02i/Oiu4bWJntKyHNYe2iN1iB6NwsjRq4THYrDYb1h7KHtqR62BnsWC7ofV/HDvT7XM53ABeTz+2D2+nBVAG7cpAJmAXIRb0W+krA2AyNMRsKy2fSqEQid1z11ajoKTNV8feh2/18sGXbTfMHToS+12u4+8AryfsJq5XKpy9gfTOhMPgRc4IKIoqZ5kGSMfHgUwUhMaJlxEFCl9snfZKWw0+s7z5R37XG0Ue0ygP8YVpElaltrRKsNHrKJYUMNu6fHs4fmlrZCZsW2r1kba94QxbFJ7/UKlUjAOFw0NFMwzDG0ymdAGC73V6v12o12igMvl8uVyqfVapUGo3wFjqdDrfbrVabDbDbpVKpWCwWwcvl8tMJhMwmUwGg3+1lKJRCKRQKH/c+PsBVvksnYOYUwQAAAABJRU5ErkJggg==");
  opacity: 0.12;
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 0;
}

.grid-layer {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(72, 33, 156, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(72, 33, 156, 0.18) 1px, transparent 1px);
  background-size: 140px 140px;
  opacity: 0.25;
  pointer-events: none;
  z-index: 0;
}

.page {
  width: min(1200px, 100%);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.2fr);
  align-items: center;
  gap: clamp(2rem, 4vw, 4rem);
  padding: clamp(1.5rem, 4vw, 3rem);
}

.hero {
  display: flex;
  flex-direction: column;
  gap: clamp(1.5rem, 2vw, 2.25rem);
}

.brand {
  color: var(--green);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 2.3vw + 1.8rem, 3.8rem);
  line-height: 1.1;
  text-shadow:
    0 0 22px rgba(113, 61, 253, 0.35),
    0 12px 40px rgba(0, 0, 0, 0.45);
}

.hero .muted {
  color: var(--text-muted);
}

.highlight-pink {
  color: var(--pink);
}

.highlight-green {
  color: var(--green);
}

.hero p {
  margin: 0;
  color: var(--text-muted);
  max-width: 32rem;
  line-height: 1.6;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border 0.2s ease;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.35);
}

.btn i {
  font-size: 0.95rem;
}

.btn.primary {
  background-image: linear-gradient(135deg, var(--pink), var(--purple));
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn.primary:hover,
.btn.primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 30px rgba(113, 61, 253, 0.4);
}

.btn.secondary {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--pink);
}

.btn.secondary:hover,
.btn.secondary:focus-visible {
  transform: translateY(-2px);
  border-color: var(--pink);
  box-shadow: 0 14px 24px rgba(246, 38, 175, 0.3);
}

.code-panel {
  background: linear-gradient(140deg, rgba(19, 25, 58, 0.95), rgba(9, 13, 32, 0.95));
  border: 1px solid var(--panel-border);
  border-radius: 1.75rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.code-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(15, 20, 44, 0.9);
}

.tabs {
  margin-left: auto;
  display: flex;
  gap: 0.5rem;
}

.tab {
  font-family: "Fira Code", monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 0.6rem;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease, border 0.2s ease;
}

.tab:hover,
.tab:focus-visible {
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.12);
}

.tab.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: inset 0 -2px 0 0 var(--pink);
}

.dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  display: inline-flex;
}

.dot-red {
  background: #ff5f56;
}

.dot-yellow {
  background: #ffbd2e;
}

.dot-green {
  background: #27c93f;
}

.code-title {
  margin-left: auto;
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.code-body {
  padding: clamp(1.75rem, 2.5vw, 2.6rem);
}

.tab-panel[hidden] { display: none; }

.cards {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.2rem;
  align-items: center;
  padding: 1.35rem 1.5rem;
  border-radius: 1.2rem;
  background: rgba(11, 18, 38, 0.75);
  border: 1px solid rgba(113, 61, 253, 0.28);
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border 0.25s ease;
}

.card::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: inherit;
  background: radial-gradient(circle at 20% -20%, rgba(246, 38, 175, 0.2), transparent 55%),
              radial-gradient(circle at 120% 50%, rgba(85, 255, 85, 0.2), transparent 65%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: -1;
}

.card:hover,
.card:focus-visible {
  transform: translateY(-6px);
  box-shadow:
    0 20px 40px rgba(5, 10, 30, 0.65),
    0 0 30px rgba(246, 38, 175, 0.2);
  border-color: rgba(85, 255, 85, 0.52);
}

.card:hover::after,
.card:focus-visible::after {
  opacity: 1;
}

.card:focus-visible {
  outline: 2px dashed var(--pink);
  outline-offset: 6px;
}

.icon {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 1rem;
  display: grid;
  place-items: center;
  align-self: center;
  background: linear-gradient(145deg, rgba(246, 38, 175, 0.3), rgba(30, 79, 255, 0.35));
  color: var(--text-primary);
  font-size: 1.35rem;
  box-shadow:
    inset 0 0 12px rgba(113, 61, 253, 0.4),
    0 0 18px rgba(246, 38, 175, 0.4);
}

.content h2 {
  margin: 0;
  font-family: "Fira Code", monospace;
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.token-key {
  color: var(--code-key);
}

.token-operator {
  color: var(--code-operator);
}

.token-variable {
  color: var(--pink);
}

.token-string {
  color: var(--code-string);
}

.content p {
  margin: 0.5rem 0 0;
  font-family: "Fira Code", monospace;
  font-size: 0.9rem;
  color: var(--code-comment);
}

.cta {
  font-family: "Fira Code", monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.65);
  align-self: center;
}

.footer {
  padding: 2rem 0 0;
  text-align: center;
  color: rgba(147, 166, 214, 0.65);
  font-size: 0.85rem;
}

@media (max-width: 1080px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .code-panel {
    order: 2;
  }
}

@media (max-width: 720px) {
  body {
    padding: 1.5rem;
  }

  .layout {
    padding: 1.5rem;
  }

  .hero h1 {
    font-size: clamp(2.4rem, 5vw + 1.5rem, 3.4rem);
  }

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

  .btn {
    justify-content: center;
  }

  .card {
    grid-template-columns: 1fr;
    text-align: left;
    justify-items: center;
    gap: 1rem;
  }

  .cta {
    justify-self: flex-start;
    margin-top: 1rem;
  }

  .icon {
    justify-self: center;
  }
}