:root {
  --void: #050b14;
  --deep: #071322;
  --navy: #0b1e33;
  --electric: #2fe0ff;
  --electric-deep: #18b8d8;
  --sodium: #e6a317;
  --sodium-deep: #c48a0c;
  --blueprint: #c9d6e2;
  --paper: #e8eef2;
  --card: #f3f6f8;
  --ink: #0a1620;
  --slate: #4a5d6e;
  --mist: #7e8f9e;
  --line: rgba(10, 22, 32, 0.12);
  --line-strong: rgba(10, 22, 32, 0.22);
  --line-frost: rgba(226, 240, 248, 0.14);
  --glow: rgba(47, 224, 255, 0.18);
  --glow-amber: rgba(230, 163, 23, 0.16);
  --white: #f2f7fb;
  --display: "Space Grotesk", "Avenir Next", sans-serif;
  --serif: "Source Serif 4", "Iowan Old Style", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --space: clamp(1.25rem, 3vw, 2rem);
  --wide: 1180px;
  --radius: 10px;
  --header: 4.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(11, 30, 51, 0.04), transparent 18rem),
    var(--paper);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.65;
  letter-spacing: 0.01em;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

a:hover {
  color: var(--electric-deep);
}

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

.skip {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 80;
  padding: 0.6rem 0.9rem;
  background: var(--electric);
  color: var(--void);
  font-family: var(--mono);
  font-size: 0.75rem;
}

.skip:focus {
  top: 1rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.wrap {
  width: min(var(--wide), calc(100% - 2 * var(--space)));
  margin-inline: auto;
}

.kicker {
  margin: 0 0 0.85rem;
  color: var(--slate);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.display {
  margin: 0;
  font-family: var(--display);
  font-weight: 560;
  letter-spacing: -0.04em;
  line-height: 0.98;
}

.lede {
  max-width: 38rem;
  color: var(--slate);
}

.lede strong {
  color: var(--ink);
  font-weight: 600;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header);
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand__mark {
  width: 2.35rem;
  height: 2.35rem;
  color: var(--ink);
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.brand__name {
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.brand__meta {
  color: var(--slate);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

.nav a {
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav a[aria-current="page"] {
  color: var(--electric-deep);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 1rem;
  height: 1.5px;
  margin: 0 auto;
  background: currentColor;
  position: relative;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle span::before {
  top: -5px;
}

.nav-toggle span::after {
  top: 5px;
}

.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(52% 42% at 84% 12%, rgba(47, 224, 255, 0.14), transparent 62%),
    radial-gradient(44% 38% at 10% 86%, rgba(230, 163, 23, 0.1), transparent 60%),
    linear-gradient(160deg, var(--deep) 0%, var(--void) 60%, #03070d 100%);
}

.hero--page {
  padding: 5.5rem 0 4.5rem;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(242, 247, 251, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242, 247, 251, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 88%);
  pointer-events: none;
}

.hero__fx {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.scan {
  position: absolute;
  top: 0;
  bottom: 0;
  left: -10%;
  width: 22%;
  background: linear-gradient(90deg, transparent, rgba(47, 224, 255, 0.12), transparent);
  filter: blur(6px);
  animation: scan 2.6s ease-out 0.25s 1 both;
  pointer-events: none;
}

@keyframes scan {
  from {
    transform: translateX(0);
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  to {
    transform: translateX(560%);
    opacity: 0;
  }
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(16rem, 0.75fr);
  gap: 3rem;
  align-items: end;
  min-height: calc(100vh - var(--header));
  padding: 5.5rem 0 4.5rem;
}

.hero .kicker,
.hero--page .kicker {
  color: var(--electric);
}

.hero .display {
  max-width: 13ch;
  font-size: clamp(3rem, 8vw, 6.2rem);
}

.hero--page .display {
  max-width: 16ch;
  font-size: clamp(2.4rem, 6vw, 4.4rem);
}

.hero .lede {
  margin: 1.5rem 0 0;
  color: rgba(242, 247, 251, 0.74);
  font-size: 1.15rem;
}

.hero .lede strong {
  color: var(--white);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.7rem 1.15rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.button--primary {
  background: linear-gradient(90deg, var(--electric), #7ef0ff);
  color: var(--void);
}

.button--primary:hover {
  background: linear-gradient(90deg, #5be8ff, var(--electric));
  color: var(--void);
}

.button--ghost {
  border-color: rgba(242, 247, 251, 0.26);
  color: var(--white);
}

.button--ghost:hover {
  border-color: var(--electric);
  color: var(--electric);
}

.button--ink {
  border-color: var(--ink);
  color: var(--ink);
}

.button--ink:hover {
  background: var(--ink);
  color: var(--paper);
}

.plate {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 22rem;
  padding: 1.4rem;
  border: 1px solid var(--line-frost);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(11, 30, 51, 0.72), rgba(5, 11, 20, 0.55));
  backdrop-filter: blur(14px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35), inset 0 0 0 1px rgba(47, 224, 255, 0.04);
}

.plate__mark {
  width: 5.5rem;
  height: 5.5rem;
}

.plate__coords {
  display: grid;
  gap: 0.85rem;
  margin: 2rem 0 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(242, 247, 251, 0.68);
}

.plate__coords span {
  display: block;
  margin-top: 0.25rem;
  color: var(--white);
  font-size: 0.82rem;
  letter-spacing: 0;
  text-transform: none;
}

.section {
  padding: 5.5rem 0;
}

.section--tight {
  padding: 3.5rem 0;
}

.section--dark {
  position: relative;
  color: var(--white);
  background: var(--void);
}

.section--dark .kicker {
  color: var(--electric);
}

.section--dark .lede {
  color: rgba(242, 247, 251, 0.74);
}

.section--dark .lede strong {
  color: var(--white);
}

.section--dark .stat-list {
  border-top-color: var(--line-frost);
}

.section--dark .stat-list li {
  border-bottom-color: rgba(242, 247, 251, 0.1);
}

.section--dark .stat-list strong {
  color: var(--electric);
}

.section--dark .quote {
  color: var(--white);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.1fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 2.5rem;
}

.section-head .display {
  font-size: clamp(2.2rem, 4vw, 3.6rem);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  position: relative;
  padding: 1.4rem 1.35rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--electric), var(--sodium));
  transform: scaleX(0);
  transform-origin: left;
}

.card h3,
.item h3,
.step h3 {
  margin: 0 0 0.55rem;
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 580;
  letter-spacing: -0.03em;
}

.card p,
.item p,
.step p {
  margin: 0;
  color: var(--slate);
}

.card__index,
.step__index {
  margin-bottom: 1.4rem;
  color: var(--electric-deep);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.band {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.stat-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-strong);
}

.stat-list li {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.stat-list strong {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.rule-list {
  display: grid;
  gap: 0;
}

.item {
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
}

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

.steps {
  display: grid;
  gap: 0;
}

.step {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 1.5rem;
  padding: 1.6rem 0;
  border-top: 1px solid var(--line);
}

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

.quote {
  margin: 0;
  max-width: 22ch;
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 560;
  letter-spacing: -0.04em;
  line-height: 1.05;
}

.form {
  display: grid;
  gap: 1rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field span {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.85rem 0.9rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--ink);
  font: inherit;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--electric);
}

.field textarea {
  min-height: 9rem;
  resize: vertical;
}

.form-status {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.78rem;
}

.form-status[data-state="ok"] {
  color: #1f6b46;
}

.form-status[data-state="error"] {
  color: #9a2f1d;
}

.mail-card {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}

.mail-card a {
  display: inline-block;
  margin-top: 0.4rem;
  font-family: var(--display);
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.site-footer {
  padding: 2.2rem 0;
  color: rgba(242, 247, 251, 0.72);
  background: var(--void);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-footer__bar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer a {
  color: var(--white);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--electric);
}

@media (max-width: 520px) {
  .brand__meta {
    display: none;
  }
}

@media (max-width: 860px) {
  .nav {
    display: none;
    position: fixed;
    inset: var(--header) 0 0;
    z-index: 30;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.4rem;
    padding: 2rem var(--space);
    background: var(--paper);
  }

  body.nav-open .nav {
    display: flex;
  }

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

  .nav a {
    font-size: 1rem;
  }

  .hero__inner,
  .section-head,
  .split,
  .cards,
  .band,
  .step,
  .stat-list li {
    grid-template-columns: 1fr;
  }

  .hero__inner,
  .hero--page {
    min-height: auto;
    padding: 4rem 0 3.2rem;
  }

  .hero .display {
    max-width: 11ch;
  }

  .plate {
    min-height: auto;
  }

  .quote {
    max-width: none;
  }
}

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

  .scan,
  .scan *,
  .hero__fx {
    animation: none !important;
  }
}