:root {
  --font-display: "Clash Display", "Satoshi", system-ui, sans-serif;
  --font-sans: "Satoshi", system-ui, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;

  --text-display: clamp(2.4rem, 1.4rem + 4.2vw, 4.6rem);
  --text-h2: clamp(1.5rem, 1.15rem + 1.4vw, 2.15rem);
  --text-body: 1.0625rem;
  --text-ui: 0.9375rem;
  --text-caption: 0.75rem;

  --bg: #071016;
  --bg-deep: #050b0f;
  --fg: #e8f4f2;
  --muted: #8aa8a4;
  --subtle: #5d7a76;
  --accent: #7dffc3;
  --accent-ink: #04140e;
  --line: rgba(140, 210, 200, 0.16);
  --card: #10222c;
  --elev: #0d1a22;
  --focus-ring: #7dffc3;

  --radius: 18px;
  --radius-sm: 12px;
  --tap: 48px;
  --nav-h: 72px;
  --measure: 38rem;

  --surface-glass-border: oklch(0.92 0.04 170 / 0.16);
  --surface-glass-blur: 16px;
  --surface-grain-opacity: 0.045;
  --surface-depth: 0 18px 50px oklch(0.12 0.03 200 / 0.45);

  --motion-dur-fast: 120ms;
  --motion-dur-base: 200ms;
  --motion-ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --motion-ease-spring: cubic-bezier(0.34, 1.45, 0.64, 1);
  --motion-ease-hover: ease;
  --motion-scale: 0.97;
}

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg-deep);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  background-image:
    radial-gradient(980px 520px at 12% -8%, rgba(125, 255, 195, 0.14), transparent 58%),
    radial-gradient(820px 480px at 92% 8%, rgba(64, 140, 180, 0.16), transparent 52%),
    radial-gradient(700px 400px at 50% 100%, rgba(125, 255, 195, 0.05), transparent 60%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 80;
  opacity: var(--surface-grain-opacity);
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.85 0 0 0 0 1 0 0 0 0 0.9 0 0 0 0.55 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

a {
  color: var(--accent);
}

img {
  max-width: 100%;
  height: auto;
}

.skip {
  position: absolute;
  left: 12px;
  top: 12px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-140%);
}
.skip:focus-visible {
  transform: translateY(0);
}

.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: var(--nav-h);
  padding: 10px 22px;
  padding-top: max(10px, env(safe-area-inset-top));
  background: color-mix(in srgb, var(--bg-deep) 72%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(var(--surface-glass-blur)) saturate(1.2);
  -webkit-backdrop-filter: blur(var(--surface-glass-blur)) saturate(1.2);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.03em;
  font-size: 1.05rem;
}

.mark {
  width: 28px;
  height: 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
}
.mark i {
  display: block;
  border-radius: 3px;
  background: color-mix(in srgb, var(--accent) 35%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 55%, transparent);
}
.mark i:first-child {
  background: var(--accent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--accent) 45%, transparent);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  min-height: 44px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  font-size: var(--text-ui);
  font-weight: 500;
  transition:
    color var(--motion-dur-fast) var(--motion-ease-hover),
    background-color var(--motion-dur-fast) var(--motion-ease-hover);
}
.nav-links a:hover {
  color: var(--fg);
  background: color-mix(in srgb, var(--card) 55%, transparent);
}

.nav-end {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.x-follow {
  display: inline-flex;
  align-items: center;
  height: 28px;
  max-height: 28px;
  flex-shrink: 0;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  text-decoration: none;
  overflow: hidden;
  color: var(--muted);
}
.x-follow-mark {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.x-follow-mark svg {
  width: 11px;
  height: 11px;
}
.x-follow-handle {
  display: none;
}
@media (min-width: 1536px) {
  .x-follow-handle {
    display: inline;
    padding-right: 0.5rem;
    font-size: 0.62rem;
  }
}

.nav-cta {
  display: none;
  color: var(--fg);
  text-decoration: none;
  font-weight: 700;
  font-size: var(--text-ui);
  min-height: 44px;
  padding: 0 14px;
  align-items: center;
  border-radius: 999px;
}

@media (min-width: 860px) {
  .nav-links,
  .nav-cta {
    display: inline-flex;
  }
}

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  gap: 36px;
  padding: 48px 0 28px;
  align-items: center;
}

@media (min-width: 980px) {
  .hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 48px;
    padding: 64px 0 40px;
  }
}

.hero-copy {
  position: relative;
  z-index: 1;
}

.kicker {
  margin: 0 0 14px;
  font-size: var(--text-caption);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

h1 {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.98;
  margin: 0 0 18px;
  text-wrap: balance;
}

.lede {
  margin: 0 0 28px;
  color: var(--muted);
  max-width: var(--measure);
  font-size: 1.12rem;
  line-height: 1.55;
}

.ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.btn {
  min-height: var(--tap);
  padding: 0 20px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-weight: 700;
  font-size: var(--text-ui);
  border: 1px solid var(--line);
  color: var(--fg);
  background: color-mix(in srgb, var(--card) 80%, transparent);
  transition:
    transform var(--motion-dur-fast) var(--motion-ease-spring),
    background-color var(--motion-dur-fast) var(--motion-ease-hover),
    border-color var(--motion-dur-fast) var(--motion-ease-hover),
    color var(--motion-dur-fast) var(--motion-ease-hover);
}
.btn:hover {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
}
.btn:active {
  transform: scale(var(--motion-scale));
}
.btn.primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: transparent;
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent), 0 10px 28px color-mix(in srgb, var(--accent) 18%, transparent);
}
.btn.primary:hover {
  background: color-mix(in srgb, var(--accent) 88%, white);
}

.btn:focus-visible,
.x-follow:focus-visible,
.nav-links a:focus-visible,
.wordmark:focus-visible,
.nav-cta:focus-visible,
.icon-btn:focus-visible,
summary:focus-visible,
.copy:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

.proof {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  padding: 0;
  margin: 0;
  list-style: none;
  color: var(--subtle);
  font-size: var(--text-caption);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 700;
}
.proof li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.proof li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(125, 255, 195, 0.12);
}

.packet {
  position: relative;
  border-radius: calc(var(--radius) + 4px);
  padding: 14px;
  background:
    linear-gradient(var(--elev), var(--elev)) padding-box,
    linear-gradient(165deg, rgba(255, 255, 255, 0.34), rgba(125, 255, 195, 0.12) 38%, rgba(255, 255, 255, 0.04)) border-box;
  border: 1px solid transparent;
  box-shadow: var(--surface-depth);
  overflow: hidden;
}
.packet::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(7, 16, 22, 0.12), rgba(7, 16, 22, 0.55)),
    url("/ascii/gate-texture.png") center / cover no-repeat;
  opacity: 0.22;
}
.packet-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--subtle);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
}
.packet-bar span.dots {
  display: inline-flex;
  gap: 5px;
  margin-right: 6px;
}
.packet-bar span.dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--subtle) 70%, transparent);
}
.packet-bar span.dots i:first-child {
  background: var(--accent);
}

.packet-body {
  position: relative;
  border-radius: var(--radius-sm);
  padding: 16px 16px 14px;
  background: color-mix(in srgb, var(--card) 78%, transparent);
  border: 1px solid var(--surface-glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.packet-kicker {
  margin: 0 0 6px;
  font-size: var(--text-caption);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--subtle);
  font-weight: 700;
}

.packet-title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: -0.03em;
  font-weight: 600;
}

.packet-note {
  margin: 0 0 16px;
  color: var(--muted);
}

.meta-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr 1fr;
}
.meta {
  margin: 0;
}
.meta dt {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--subtle);
  font-weight: 700;
}
.meta dd {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--fg);
}

.seats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.seat {
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  background: color-mix(in srgb, var(--bg-deep) 55%, transparent);
}
.seat .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--subtle);
}
.seat[data-live="true"] {
  color: var(--fg);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
}
.seat[data-live="true"] .dot {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(125, 255, 195, 0.14);
}

.section {
  padding: 28px 0 12px;
  scroll-margin-top: calc(var(--nav-h) + 12px);
}

.section-head {
  display: grid;
  gap: 8px;
  margin-bottom: 22px;
  max-width: 40rem;
}
.section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.12;
}
.section-head p {
  margin: 0;
  color: var(--muted);
}

.bento {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .bento {
    grid-template-columns: 1fr 1fr;
  }
  .tile-continue {
    grid-column: 1 / -1;
  }
}
@media (min-width: 980px) {
  .bento {
    grid-template-columns: 1.4fr 1fr 1fr;
    grid-template-rows: auto auto;
  }
  .tile-continue {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }
}

.tile {
  border-radius: var(--radius);
  padding: 22px 20px 20px;
  background: color-mix(in srgb, var(--card) 78%, transparent);
  border: 1px solid var(--line);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset;
  transition:
    transform var(--motion-dur-base) var(--motion-ease-out),
    border-color var(--motion-dur-base) var(--motion-ease-out);
}
.tile:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 28%, var(--line));
}
.tile h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  font-weight: 600;
}
.tile p {
  margin: 0;
  color: var(--muted);
}
.tile-continue {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--card) 70%, transparent), color-mix(in srgb, var(--elev) 88%, transparent));
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.tile-continue h3 {
  font-size: 1.7rem;
}

.steps {
  display: grid;
  gap: 14px;
  counter-reset: step;
}
@media (min-width: 860px) {
  .steps {
    grid-template-columns: 1fr 1fr 1fr;
  }
}
.step {
  position: relative;
  padding: 22px 20px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--elev) 88%, transparent);
}
.step h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}
.step p {
  margin: 0;
  color: var(--muted);
}
.step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 12px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
}

.scene {
  margin: 36px 0 8px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--elev);
}
.scene img {
  display: block;
  width: 100%;
  aspect-ratio: 1440 / 804;
  object-fit: cover;
}

.terminal {
  position: relative;
  margin-top: 8px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #0a161c;
  overflow: hidden;
}
.terminal-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px 8px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--subtle);
  font-size: var(--text-caption);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
}
.copy {
  min-height: 44px;
  min-width: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--elev);
  color: var(--fg);
  font: inherit;
  font-weight: 700;
  font-size: 0.8rem;
  cursor: pointer;
  transition:
    transform var(--motion-dur-fast) var(--motion-ease-spring),
    background-color var(--motion-dur-fast) var(--motion-ease-hover);
}
.copy:active {
  transform: scale(var(--motion-scale));
}
.copy[data-state="copied"] {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: transparent;
}
.setup {
  margin: 0;
  padding: 16px 18px 20px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--accent);
  background: transparent;
}

.faq {
  display: grid;
  gap: 10px;
}
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--card) 70%, transparent);
  padding: 4px 4px 4px 16px;
}
.faq-item summary {
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  font-weight: 700;
  list-style: none;
  padding-right: 8px;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "";
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform var(--motion-dur-fast) var(--motion-ease-out);
  margin-right: 10px;
  flex-shrink: 0;
}
.faq-item[open] summary::after {
  transform: rotate(225deg);
}
.faq-item p {
  margin: 0 36px 16px 0;
  color: var(--muted);
}

.close {
  margin: 48px 0 12px;
  padding: 36px 24px;
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid var(--line);
  background:
    radial-gradient(700px 220px at 10% 0%, rgba(125, 255, 195, 0.12), transparent 60%),
    color-mix(in srgb, var(--card) 80%, transparent);
  text-align: center;
}
.close h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: var(--text-h2);
  letter-spacing: -0.03em;
}
.close p {
  margin: 0 auto 22px;
  max-width: 34rem;
  color: var(--muted);
}
.close .ctas {
  justify-content: center;
  margin-bottom: 0;
}

.foot {
  margin-top: 28px;
  padding: 22px 0 calc(28px + env(safe-area-inset-bottom));
  color: var(--muted);
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
}
.foot a {
  color: var(--muted);
  text-decoration: none;
}
.foot a:hover {
  color: var(--fg);
}

.sticky {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 45;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 64px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--bg-deep) 82%, transparent);
  border-top: 1px solid var(--line);
  backdrop-filter: blur(var(--surface-glass-blur));
  -webkit-backdrop-filter: blur(var(--surface-glass-blur));
  transform: translateY(0);
  opacity: 1;
  transition:
    opacity var(--motion-dur-base) var(--motion-ease-out),
    transform var(--motion-dur-base) var(--motion-ease-out);
}
.sticky[hidden] {
  display: none;
}
.sticky[data-open="false"] {
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
}
.sticky p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}
.sticky .btn {
  min-height: 44px;
}
.icon-btn {
  min-width: 44px;
  min-height: 44px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.1rem;
}

@media (max-width: 640px) {
  .sticky p {
    display: none;
  }
}

@media (prefers-reduced-transparency: reduce), (prefers-contrast: more) {
  .nav,
  .packet-body,
  .tile,
  .sticky,
  .faq-item {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: var(--elev);
  }
  .packet::before {
    opacity: 0.08;
  }
  body::after {
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
  .tile:hover {
    transform: none;
  }
}