/* ------------------------------------------------------------------ tokens */
:root {
  --bg: #0C121A;
  --surface: #121A24;
  --border: #212D3B;
  --text: #E4E9F0;
  --muted: #8A97A8;
  --accent: #4C8DF0;
  --accent-soft: rgba(76, 141, 240, 0.12);
  --accent-line: rgba(76, 141, 240, 0.42);
  --accent-2: #F2A93B;
  --accent-2-soft: rgba(242, 169, 59, 0.12);
  --pop: #FF3D8A;
  --pop-hover: #FF5D9E;
  --error: #E59A8C;

  --display: "Space Grotesk", "Hanken Grotesk", system-ui, sans-serif;
  --sans: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --gutter: max(16px, env(safe-area-inset-left), env(safe-area-inset-right));
  --max: 1160px;
  --radius: 10px;
  --header-h: 64px;

  color-scheme: dark;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + env(safe-area-inset-top) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  background-image: radial-gradient(1100px 620px at 80% -10%, rgba(76, 141, 240, 0.07), transparent 60%);
  background-repeat: no-repeat;
  color: var(--text);
  font: 400 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
h1, h2, h3 { margin: 0; color: var(--text); font-family: var(--display); font-weight: 600; letter-spacing: -0.02em; }
p { margin: 0; }

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--text); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  width: 100%;
  max-width: calc(var(--max) + 2 * var(--gutter));
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

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

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -100px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--accent);
  color: var(--bg);
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
}
.skip-link:focus { top: calc(env(safe-area-inset-top) + 8px); color: var(--bg); }

.label {
  font: 500 14px/1.4 var(--sans);
  color: var(--accent);
  margin-bottom: 16px;
}

.mono { font-family: var(--mono); }

.micro { font-size: 13px; color: var(--muted); }

/* ------------------------------------------------------------------ buttons */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--pop);
  border-radius: 8px;
  background: var(--pop);
  color: var(--bg);
  font: 600 15px/1 var(--sans);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.button:hover { background: var(--pop-hover); color: var(--bg); }
.button:disabled, .button[aria-busy="true"] { opacity: 0.7; cursor: progress; }

.button-small { min-height: 40px; padding: 0 14px; font-size: 14px; }

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 44px; height: 44px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
.icon-button svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.icon-button:hover { border-color: var(--accent-line); }
.icon-button[aria-disabled="true"] { color: var(--muted); opacity: 0.55; cursor: default; }
.icon-button[aria-disabled="true"]:hover { border-color: var(--border); }

/* ------------------------------------------------------------------ header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding-top: env(safe-area-inset-top);
  background: rgba(10, 13, 18, 0.86);
  border-bottom: 1px solid var(--border);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  height: var(--header-h);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font: 600 18px/1 var(--display);
  letter-spacing: -0.01em;
  text-decoration: none;
  min-width: 0;
}
.wordmark:hover { color: var(--text); }
.wordmark-mark { width: 26px; height: 26px; flex: none; }
.wordmark span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.nav-links {
  display: flex;
  gap: 4px;
  margin: 0 0 0 auto;
  padding: 0;
  list-style: none;
}
.nav-links a {
  display: inline-block;
  padding: 10px 12px;
  color: var(--muted);
  font: 500 15px/1 var(--sans);
  text-decoration: none;
}
.nav-links a:hover { color: var(--text); }

@media (max-width: 599px) {
  .nav { gap: 12px; }
  .nav-links { display: none; }
  .nav .button-small { margin-left: auto; padding: 0 12px; font-size: 13px; }
}

/* ------------------------------------------------------------------ hero */
.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
  padding-top: 64px;
  padding-bottom: 72px;
}

.hero h1 {
  font-family: var(--display);
  font-size: clamp(40px, 7.4vw, 78px);
  line-height: 1.01;
  letter-spacing: -0.035em;
  font-weight: 700;
}

.hero-sub {
  margin-top: 20px;
  max-width: 34em;
  font-size: clamp(17px, 2.2vw, 20px);
  color: var(--muted);
}

.hero .waitlist { margin-top: 32px; }

.hero-graphic {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: radial-gradient(circle at 60% 55%, rgba(76, 141, 240, 0.07), transparent 65%), var(--surface);
  padding: 12px;
}
.hero-graphic svg { width: 100%; height: auto; }

.hero-graphic .panel { fill: rgba(10, 13, 18, 0.55); stroke: var(--border); stroke-width: 1; }
.hero-graphic .panel-clone { fill: rgba(76, 141, 240, 0.05); stroke: rgba(76, 141, 240, 0.3); stroke-dasharray: 4 4; }
.hero-graphic .panel-label { fill: var(--muted); font: 600 10.5px var(--mono); letter-spacing: 0.14em; }
.hero-graphic .panel-label-clone { fill: var(--accent); }
.hero-graphic .band-label { fill: var(--muted); font: 500 9.5px var(--mono); letter-spacing: 0.16em; }

.real-edges { fill: none; stroke: #2E3946; stroke-width: 1.25; }
.real-node rect { fill: var(--surface); stroke: #5A6878; stroke-width: 1.25; }
.real-node .glyph { fill: none; stroke: #8B97A6; stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; }
.real-node .glyph .g-fill { fill: #8B97A6; stroke: none; }
.hero-graphic .panel-meta { fill: #6E7A89; font: 500 9.5px var(--mono); letter-spacing: 0.12em; }
.hero-graphic .panel-meta-clone { fill: var(--accent); }

.beam { fill: none; stroke: var(--accent); stroke-width: 1.5; stroke-dasharray: 2 3; }
.engine rect { fill: var(--bg); stroke: var(--accent); stroke-width: 1.25; }
.engine text { fill: var(--text); font: 600 10px var(--mono); letter-spacing: 0.14em; }
.engine-dot { fill: var(--accent-2); animation: blink 1.6s ease-in-out infinite; }

.clone-node { animation: appear 0.7s ease-out both; }
.clone-node .glyph { fill: none; stroke: var(--accent); stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; }
.clone-node .glyph .g-fill { fill: var(--accent); stroke: none; }

.packet { fill: var(--pop); offset-rotate: 0deg; opacity: 0; animation: travel 6s ease-in-out infinite; }

@keyframes appear { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
@keyframes travel {
  0%   { offset-distance: 0%; opacity: 0; }
  5%   { opacity: 1; }
  30%  { offset-distance: 100%; opacity: 1; }
  34%, 100% { offset-distance: 100%; opacity: 0; }
}

.clone-edges {
  fill: none;
  stroke: var(--accent-line);
  stroke-width: 1.25;
  stroke-dasharray: 4 6;
  animation: flow 8s linear infinite;
}
.clone-node rect { fill: #13223E; stroke: var(--accent); stroke-width: 1.5; }

.node-labels text { fill: var(--muted); font: 9.5px var(--mono); letter-spacing: 0.08em; }
.node-labels-clone text { fill: #9FB8EA; }

.scan {
  stroke-width: 1.5;
  opacity: 0;
  animation: scan 5.4s ease-in-out infinite;
}


.pulse {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.25;
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
  animation: pulse 5.4s ease-out infinite;
}
.pulse.d2 { animation-delay: 0.9s; }
.pulse.d3 { animation-delay: 1.8s; }
.pulse.d4 { animation-delay: 2.7s; }
.pulse.d5 { animation-delay: 3.6s; }
.pulse.d6 { animation-delay: 4.5s; }

@keyframes pulse {
  0%   { transform: scale(0.5); opacity: 0.6; }
  60%  { transform: scale(1.4); opacity: 0; }
  100% { transform: scale(1.4); opacity: 0; }
}
@keyframes scan {
  0%   { transform: translateY(0); opacity: 0; }
  10%  { opacity: 0.8; }
  85%  { opacity: 0.8; }
  100% { transform: translateY(166px); opacity: 0; }
}
@keyframes blink {
  0%, 100% { opacity: 0.25; }
  50%      { opacity: 1; }
}
@keyframes flow { to { stroke-dashoffset: -100; } }

@media (min-width: 900px) {
  .hero { grid-template-columns: 1.05fr 1fr; gap: 56px; padding-top: 96px; padding-bottom: 112px; }
}

/* ------------------------------------------------------------------ waitlist form */
.waitlist { max-width: 520px; }

.waitlist-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
@media (min-width: 480px) {
  .waitlist-row { flex-direction: row; }
}

.waitlist input[type="email"] {
  flex: 1;
  min-width: 0;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: 16px var(--sans);
}
.waitlist input[type="email"]::placeholder { color: #6E7A89; }
.waitlist input[type="email"]:hover { border-color: #2C3744; }
.waitlist input[type="email"]:focus-visible { outline-offset: 1px; border-color: var(--accent); }
.waitlist input[aria-invalid="true"] { border-color: var(--error); }

.waitlist .micro { margin-top: 10px; }

.form-status { margin-top: 8px; font-size: 14px; min-height: 0; }
.form-status:empty { display: none; }
.form-status.is-error { color: var(--error); }
.form-status.is-success { color: var(--accent); }
.form-status .dev-note {
  display: block;
  margin-top: 8px;
  padding: 8px 10px;
  border: 1px dashed var(--border);
  border-radius: 6px;
  color: var(--muted);
  font: 12px/1.5 var(--mono);
}

.waitlist.is-done .waitlist-row,
.waitlist.is-done .micro { display: none; }

/* honeypot: off-screen, not display:none, so naive bots still fill it */
.hp {
  position: absolute;
  left: -10000px;
  width: 1px; height: 1px;
  overflow: hidden;
}

/* ------------------------------------------------------------------ sections */
.section {
  padding-top: 112px;
  padding-bottom: 8px;
}
.section h2 {
  font-size: clamp(28px, 4.2vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 600;
  max-width: 16ch;
}
.section-sub { margin-top: 16px; color: var(--muted); font-size: 19px; max-width: 46ch; }

.rows { margin-top: 48px; border-top: 1px solid var(--border); }
.row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}
.row h3 { font-size: clamp(20px, 2.4vw, 26px); font-weight: 600; letter-spacing: -0.015em; }
.row p { color: var(--muted); max-width: 54ch; }
@media (min-width: 760px) {
  .row { grid-template-columns: minmax(170px, 1fr) 2.4fr; gap: 48px; align-items: baseline; }
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 36px;
}
@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.card {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.card h3 { font-size: 19px; letter-spacing: -0.01em; margin-bottom: 8px; }
.card p { color: var(--muted); }
.card .card-index {
  margin-bottom: 18px;
  color: var(--accent);
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* steps */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.step {
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.step::before {
  counter-increment: step;
  content: counter(step, decimal);
  display: block;
  margin-bottom: 16px;
  color: var(--pop);
  font: 500 14px/1 var(--mono);
}
.step h3 { font-size: 21px; font-weight: 600; letter-spacing: -0.015em; margin-bottom: 8px; }
.step p { color: var(--muted); max-width: 34ch; }
@media (min-width: 768px) {
  .steps { grid-template-columns: repeat(3, 1fr); gap: 40px; }
}

/* ------------------------------------------------------------------ applications */
.apps { display: grid; gap: 16px; margin-top: 40px; }

.app {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.app-index {
  margin-bottom: 14px;
  color: var(--accent);
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.app h3 { font-size: clamp(26px, 3.6vw, 38px); line-height: 1.08; letter-spacing: -0.025em; }
.app-line { margin-top: 12px; color: var(--muted); font-size: 17px; max-width: 30em; }
.app-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}
.app-points li {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  font: 500 11.5px/1.2 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.app-art {
  width: 100%;
  max-width: 420px;
  justify-self: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
}
.app-art .art-dim { fill: none; stroke: #2E3946; stroke-width: 1.25; }
.app-art .art-dim-node { fill: var(--surface); stroke: #4A5868; stroke-width: 1.25; }
.app-art .art-accent { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 1.5; }
.app-art .art-line { fill: none; stroke: #4A5868; stroke-width: 1.25; }
.app-art .art-thick { stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.app-art .art-dashed { stroke: var(--accent-line); stroke-dasharray: 4 4; }
.app-art .art-arrow { fill: none; stroke: var(--muted); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.app-art .art-segment { fill: none; stroke: var(--accent); stroke-width: 1.5; stroke-dasharray: 3 5; }
.app-art .art-check { fill: none; stroke: var(--accent); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.app-art .art-ground { fill: none; stroke: #2E3946; stroke-width: 1.25; }
.app-art .art-label { fill: var(--muted); font: 9px var(--mono); letter-spacing: 0.1em; }
@media (min-width: 768px) {
  .app { grid-template-columns: 1.1fr 1fr; gap: 48px; padding: 44px 48px; }
  .app:nth-child(even) .app-text { order: 2; }
}

/* ------------------------------------------------------------------ compounding library + partners */
@media (min-width: 768px) {
  .steps-4 { grid-template-columns: repeat(2, 1fr); }
  .steps-4 .step:nth-child(3) { border-left: 0; border-top: 1px solid var(--border); }
  .steps-4 .step:nth-child(4) { border-top: 1px solid var(--border); }
}
@media (min-width: 1024px) {
  .steps-4 { grid-template-columns: repeat(4, 1fr); }
  .steps-4 .step:nth-child(3) { border-left: 1px solid var(--border); border-top: 0; }
  .steps-4 .step:nth-child(4) { border-top: 0; }
}

.compound {
  margin-top: 16px;
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius);
  background: var(--surface);
}
.compound .label { margin-bottom: 10px; }
.compound-lead {
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.3;
  letter-spacing: -0.015em;
  font-weight: 600;
  max-width: 32em;
}
.compound-sub { margin-top: 10px; color: var(--muted); max-width: 40em; }
.compound-list { margin-top: 8px; color: var(--muted); font-size: 16px; }
@media (min-width: 768px) {
  .compound { padding: 36px 40px; }
}

.partner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  margin-top: 16px;
  padding: 24px;
  border: 1px solid var(--accent-line);
  border-radius: var(--radius);
  background: var(--accent-soft);
}
.partner p { font-size: 18px; font-weight: 600; max-width: 32em; }

.button-ghost { background: transparent; border-color: var(--accent); color: var(--accent); }
.button-ghost:hover { background: var(--accent); color: var(--bg); }

/* ------------------------------------------------------------------ emphasis */
.accent { color: var(--accent-2); }


/* ------------------------------------------------------------------ team */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 900px) {
  .team-grid { grid-template-columns: repeat(3, 1fr); }
}

.member {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.member-head { display: flex; align-items: center; gap: 16px; }
.avatar {
  flex: none;
  width: 72px; height: 72px;
  border-radius: 50%;
  border: 1px solid var(--border);
  object-fit: cover;
  background: var(--bg);
}
.avatar-monogram {
  display: grid;
  place-items: center;
  color: var(--accent);
  font: 600 22px/1 var(--mono);
  letter-spacing: 0.04em;
}
.member h3 { font-size: 20px; letter-spacing: -0.01em; }
.member-role {
  margin-top: 6px;
  color: var(--accent);
  font: 500 14px/1.4 var(--sans);
}
.member-bio { color: var(--muted); }
.member-link {
  display: inline-grid;
  place-items: center;
  width: 40px; height: 40px;
  margin-top: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
}
.member-link:hover { color: var(--accent); border-color: var(--accent-line); }
.member-link svg { width: 18px; height: 18px; fill: currentColor; }

/* ------------------------------------------------------------------ CTA */
.cta {
  padding: 40px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: radial-gradient(circle at 85% 0%, rgba(76, 141, 240, 0.08), transparent 60%), var(--surface);
}
.cta .waitlist { margin-top: 28px; }
@media (min-width: 768px) {
  .cta { padding: 64px; }
}

/* ------------------------------------------------------------------ footer */
.site-footer {
  margin-top: 96px;
  padding-bottom: env(safe-area-inset-bottom);
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 32px;
  padding-top: 28px;
  padding-bottom: 32px;
}
.footer-name {
  font: 600 16px/1 var(--display);
  letter-spacing: -0.01em;
}
.footer-inner .micro { margin-left: auto; }

/* ------------------------------------------------------------------ reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .pulse { opacity: 0; }
  .packet { display: none; }
}

.hero-sub-lead { display: block; color: var(--text); font-weight: 600; }