/* GraphLinear coming-soon page. System fonts only: no third-party requests, nothing to block rendering. */
:root {
  --bg: #12131a;
  --bg-panel: #171820;
  --bg-elevated: #191b24;
  --line: #262a37;
  --line-strong: #34384a;
  --text: #e9e9f0;
  --text-2: #a0a3b5;
  --text-3: #8b8fa3;
  --brand: #34e0c4;
  --violet: #8b7bff;
  --amber: #ffb547;
  --danger: #f87171;
  --radius: 10px;
  --mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; animation: none !important; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 var(--sans);
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 40px 40px;
}

a { color: var(--brand); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 4px; }

.wrap { width: min(1080px, calc(100% - 40px)); margin-inline: auto; }

.skip { position: absolute; left: 12px; top: -48px; background: var(--brand); color: #07120f; padding: 8px 14px; border-radius: 6px; z-index: 10; font-weight: 600; }
.skip:focus { top: 12px; }

/* header */
.top { display: flex; align-items: center; justify-content: space-between; width: min(1080px, calc(100% - 40px)); margin: 0 auto; padding: 18px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 600; font-size: 18px; letter-spacing: -0.01em; }
.brand b { color: var(--brand); font-weight: 600; }
.top-link { color: var(--text-2); font-size: 14px; text-decoration: none; padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; }
.top-link:hover { border-color: var(--brand); color: var(--brand); }

/* hero */
.hero { padding: 40px 0 72px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 48px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 18px; font: 500 13px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--brand); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 4px rgba(52, 224, 196, 0.18); }
h1 { margin: 0 0 18px; font-size: clamp(34px, 5.2vw, 56px); line-height: 1.08; letter-spacing: -0.03em; font-weight: 700; }
.lead { margin: 0 0 28px; font-size: clamp(17px, 2vw, 20px); color: var(--text-2); max-width: 36em; }
.art { width: 100%; height: auto; }

/* form */
.waitlist { max-width: 520px; }
.waitlist label { display: block; margin-bottom: 8px; font-size: 14px; color: var(--text-2); }
.waitlist .row { display: flex; gap: 10px; flex-wrap: wrap; }
.waitlist input[type="email"] { flex: 1 1 220px; min-width: 0; padding: 13px 14px; font: inherit; color: var(--text); background: var(--bg-elevated); border: 1px solid var(--line-strong); border-radius: var(--radius); }
.waitlist input[type="email"]::placeholder { color: var(--text-3); }
.waitlist input[type="email"]:focus { border-color: var(--brand); outline: none; box-shadow: 0 0 0 3px rgba(52, 224, 196, 0.2); }
.waitlist input[aria-invalid="true"] { border-color: var(--danger); }
.trap { position: absolute !important; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.waitlist button, .button { display: inline-block; padding: 13px 20px; font: 600 15px/1.2 var(--sans); color: #07120f; background: var(--brand); border: 0; border-radius: var(--radius); cursor: pointer; text-decoration: none; transition: filter 0.15s; }
.waitlist button:hover, .button:hover { filter: brightness(1.08); }
.waitlist button:disabled { opacity: 0.6; cursor: progress; }
.fine { margin: 10px 0 0; font-size: 13px; color: var(--text-3); }
.status { margin: 10px 0 0; min-height: 1.5em; font-size: 14px; color: var(--brand); }
.status.error { color: var(--danger); }

/* sections */
.band { background: rgba(23, 24, 32, 0.78); border-block: 1px solid var(--line); padding: 64px 0; }
.band h2, .steps h2, .faq h2 { margin: 0 0 8px; font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -0.02em; line-height: 1.15; }
.sub { margin: 0 0 32px; color: var(--text-2); }
.band .sub:last-child { margin-bottom: 0; }

.cards { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.cards li { padding: 22px; background: var(--bg-elevated); border: 1px solid var(--line); border-radius: 12px; }
.cards h3 { margin: 0 0 8px; font-size: 17px; letter-spacing: -0.01em; }
.cards p { margin: 0; color: var(--text-2); font-size: 15px; }

.steps { padding: 72px 0; }
.steps ol { list-style: none; margin: 28px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.steps li { display: flex; gap: 14px; align-items: flex-start; }
.num { flex: none; width: 34px; height: 34px; display: grid; place-items: center; font: 600 15px var(--mono); color: var(--brand); border: 1.5px solid var(--brand); border-radius: 50%; }
.steps h3 { margin: 4px 0 6px; font-size: 17px; }
.steps p { margin: 0; color: var(--text-2); font-size: 15px; }

.chips { list-style: none; margin: 24px 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.chips li { padding: 8px 14px; font-size: 14px; color: var(--text); background: var(--bg-elevated); border: 1px solid var(--line-strong); border-radius: 999px; }
.chips li:nth-child(3n) { border-color: rgba(139, 123, 255, 0.55); }
.chips li:nth-child(3n+1) { border-color: rgba(52, 224, 196, 0.45); }

.faq { padding: 72px 0; max-width: 780px; }
.qa { padding: 18px 0; border-top: 1px solid var(--line); }
.qa:first-of-type { margin-top: 24px; }
.qa h3 { margin: 0 0 6px; font-size: 17px; }
.qa p { margin: 0; color: var(--text-2); }

.closing { text-align: center; }
.closing .sub { margin-bottom: 22px; }

.foot { padding: 28px 0 36px; font-size: 14px; color: var(--text-3); }
.foot .wrap { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.foot p { margin: 0; }
.foot a { color: var(--text-2); }

/* plain pages (privacy, 404) */
.page { width: min(760px, calc(100% - 40px)); margin: 24px auto 64px; }
.page h1 { font-size: clamp(30px, 4vw, 40px); }
.page h2 { margin: 32px 0 8px; font-size: 21px; letter-spacing: -0.01em; }
.page p, .page li { color: var(--text-2); }
.page ul { padding-left: 20px; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .art { max-width: 460px; margin-inline: auto; order: 2; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps ol { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .hero { padding: 24px 0 48px; }
  .cards { grid-template-columns: 1fr; }
  .band { padding: 48px 0; }
  .steps, .faq { padding: 48px 0; }
  .waitlist button { width: 100%; }
}