/* Playnostic landing page. Tokens follow PLAYNOSTIC-BRAND.md (Telemetry identity). */

@font-face {
  font-family: "Sora";
  src: url("/fonts/sora-latin.woff2") format("woff2");
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("/fonts/inter-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("/fonts/jetbrains-mono-latin.woff2") format("woff2");
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
}

/* ---- tokens ---- */
:root {
  color-scheme: light dark;

  --violet-50: #F4F2FF;
  --violet-100: #EDEAFF;
  --violet-200: #D9D5F5;
  --violet-300: #B7AEFF;
  --violet-400: #8F82FF;
  --violet-500: #6B5CFF;
  --violet-600: #5A4BEF;
  --violet-700: #4A3CD1;

  --bg: #F6F5FB;
  --surface: #FFFFFF;
  --surface-sunken: #F6F5FB;
  --border: #E4E2F0;
  --grid: #EFEEF7;
  --text: #23205A;
  --text-2: #5B5880;
  --placeholder: #9A97B8;
  --link: var(--violet-600);
  --link-hover: var(--violet-700);
  --primary: var(--violet-500);
  --primary-hover: var(--violet-600);
  --primary-active: var(--violet-700);
  --tint: var(--violet-100);
  --tint-text: var(--violet-700);
  --chart-hero: var(--violet-500);
  --chart-history: var(--violet-300);
  --ok: #35D0A5;
  --ok-text: #177A5E;  /* brand #1E9D78 is 3.1:1 on the mint tint; this shade passes AA for small text */
  --ok-tint: #E1F8F1;
  --danger-text: #E0584C;
  --dot: var(--violet-500);

  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 999px;
  --shadow-xs: 0 1px 2px rgba(35, 32, 90, 0.06);
  --shadow-md: 0 6px 16px rgba(35, 32, 90, 0.08);
  --ease: cubic-bezier(0.2, 0, 0, 1);

  --gutter: 24px;
  --section-gap: 96px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131129;
    --surface: #1D1A45;
    --surface-sunken: #23205A;
    --border: #322E6B;
    --grid: #2A2660;
    --text: #F6F5FB;
    --text-2: #A5A2C6;
    --placeholder: #7B78A3;
    --link: var(--violet-400);
    --link-hover: var(--violet-300);
    --tint: #2C2478;
    --tint-text: var(--violet-300);
    --chart-hero: var(--violet-400);
    --chart-history: #4A4390;
    --ok-text: #35D0A5;
    --ok-tint: rgba(53, 208, 165, 0.14);
    --dot: var(--violet-400);
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
  }
}

/* ---- base ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 15px/1.55 var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--link-hover); }
code {
  font: 400 0.9em/1 var(--font-mono);
  background: var(--tint);
  color: var(--tint-text);
  padding: 2px 6px;
  border-radius: 6px;
}
:focus-visible { outline: 2px solid var(--violet-500); outline-offset: 2px; }
::selection { background: var(--violet-200); color: #23205A; }

.container { width: 100%; max-width: calc(1060px + var(--gutter) * 2); margin-inline: auto; padding-inline: var(--gutter); }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}
.skip-link {
  position: absolute; left: 16px; top: -48px; z-index: 20;
  padding: 8px 16px; border-radius: var(--radius-sm);
  background: var(--primary); color: #fff; font-weight: 600; text-decoration: none;
}
.skip-link:focus { top: 12px; color: #fff; }

/* ---- type ---- */
.display-xl, .h-display, .h-card { font-family: var(--font-display); font-weight: 700; color: var(--text); }
.display-xl {
  font-weight: 800;
  font-size: clamp(2.125rem, 1.4rem + 2.6vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.h-display {
  font-size: clamp(1.75rem, 1.4rem + 1.3vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.h-card { font-size: 17px; font-weight: 600; line-height: 1.3; letter-spacing: -0.01em; }
.lede { font-size: 17px; line-height: 1.6; color: var(--text-2); max-width: 60ch; }
.eyebrow {
  font: 600 11.5px/1.4 var(--font-body);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-2);
}
.mono { font-family: var(--font-mono); }
.tabular { font-variant-numeric: tabular-nums; }

/* ---- pills ---- */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font: 500 10.5px/1.5 var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}
.pill--violet { background: var(--tint); color: var(--tint-text); }
.pill--ok { background: var(--ok-tint); color: var(--ok-text); }

/* ---- buttons ---- */
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 40px;
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: 10px;
  font: 600 14px/1.2 var(--font-body);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 150ms var(--ease), border-color 150ms var(--ease), color 150ms var(--ease);
}
.button--primary { background: var(--primary); color: #fff; }
.button--primary:hover { background: var(--primary-hover); color: #fff; }
.button--primary:active { background: var(--primary-active); }
.button--primary[disabled] { background: var(--violet-200); color: #5B5880; cursor: progress; }
.button--secondary { background: var(--surface); border-color: var(--border); color: var(--text); }
.button--secondary:hover { background: var(--bg); color: var(--text); }
.button--sm { min-height: 36px; padding: 8px 16px; }
.button--block { width: 100%; }
.button .icon { width: 16px; height: 16px; }

/* ---- icons (Lucide, 1.5px stroke) ---- */
.icon {
  width: 20px; height: 20px;
  flex: none;
  fill: none; stroke: currentColor; stroke-width: 1.5;
  stroke-linecap: round; stroke-linejoin: round;
}
.icon-tile {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: var(--tint);
  color: var(--tint-text);
}

/* ---- brand lockup ---- */
.brand {
  display: inline-flex; align-items: center; gap: 15px;
  color: var(--text); text-decoration: none;
  min-height: 36px;
}
.brand:hover { color: var(--text); }
.brand__mark { width: 28px; height: 28px; }
.brand__word { font: 700 21px/1 var(--font-display); letter-spacing: -0.03em; }
.brand__dot { color: var(--dot); }

/* ---- header ---- */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.site-header__inner { display: flex; align-items: center; gap: 32px; min-height: 64px; }
.site-nav { display: flex; gap: 4px; margin-left: auto; }
.site-nav a {
  display: inline-flex; align-items: center; min-height: 36px;
  padding: 0 12px; border-radius: var(--radius-sm);
  color: var(--text-2); font-weight: 500; font-size: 14px; text-decoration: none;
  transition: background-color 150ms var(--ease), color 150ms var(--ease);
}
.site-nav a:hover { background: var(--tint); color: var(--tint-text); }
@media (max-width: 760px) {
  .site-nav { display: none; }
  .site-header__inner { justify-content: space-between; }
}

/* ---- sections ---- */
.section { padding-block: var(--section-gap); }
.section--surface { background: var(--surface); border-block: 1px solid var(--border); }
.section__head { display: grid; gap: 12px; align-content: start; max-width: 720px; margin-bottom: 48px; }
.section__head .lede { margin-top: 4px; }

/* ---- hero ---- */
.hero { padding-block: 72px 88px; }
.hero__grid { display: grid; gap: 56px; align-items: center; }
.hero__copy { display: grid; gap: 20px; justify-items: start; }
.hero__copy .lede { font-size: 18px; }
@media (min-width: 960px) {
  .hero__grid { grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr); gap: 64px; }
}

/* ---- sign-up (hero) ---- */
.signup { width: 100%; max-width: 520px; margin-top: 8px; }
.signup__row { display: flex; gap: 8px; }
.signup__note { margin-top: 12px; font-size: 13.5px; color: var(--text-2); }
@media (max-width: 520px) {
  .signup__row { flex-direction: column; }
}

.input, .select {
  width: 100%;
  min-height: 40px;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font: 400 14px/1.4 var(--font-body);
  transition: border-color 150ms var(--ease), box-shadow 150ms var(--ease);
}
.input::placeholder { color: var(--placeholder); opacity: 1; }
.input:focus, .select:focus { outline: none; border-color: var(--violet-500); box-shadow: 0 0 0 3px var(--violet-100); }
.input[aria-invalid="true"] { border-color: var(--danger-text); }
@media (prefers-color-scheme: dark) {
  .input:focus, .select:focus { box-shadow: 0 0 0 3px rgba(143, 130, 255, 0.3); }
}
.select {
  appearance: none;
  padding-right: 36px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235B5880' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 16px;
}

.form-status:empty { display: none; }
.form-status { margin-top: 12px; font-size: 13.5px; }
.form-status--error { color: var(--danger-text); }
.form-success {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--ok);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
}
.form-success .icon { color: var(--ok-text); margin-top: 1px; }
.form-success__title { font-weight: 600; }
.form-success p + p { margin-top: 4px; color: var(--text-2); font-size: 14px; }
.form-success:focus { outline: none; }

.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* ---- product mock (hero visual) ---- */
.mock {
  display: grid; gap: 20px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
}
.mock__head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.mock__live { display: inline-flex; align-items: center; gap: 8px; }
.mock__title { margin-top: 6px; font: 600 17px/1.3 var(--font-display); letter-spacing: -0.01em; }
.mock__meta { margin-top: 2px; font: 400 12.5px/1.6 var(--font-mono); color: var(--text-2); }
.live-dot { position: relative; width: 8px; height: 8px; border-radius: 50%; background: var(--ok); }

.mock__stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.mock__stats > div { padding: 12px 14px; border-radius: var(--radius-md); background: var(--surface-sunken); }
.mock__stats dt { font: 600 11.5px/1.4 var(--font-body); letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-2); }
.mock__stats dd {
  margin-top: 6px;
  font: 700 24px/1.1 var(--font-display);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.mock__stats dd small { font-size: 15px; font-weight: 600; color: var(--text-2); letter-spacing: 0; }
.mock__stats .delta { margin-top: 4px; font: 500 12px/1.4 var(--font-mono); letter-spacing: 0; color: var(--ok-text); }
.mock__stats .delta--neutral { color: var(--tint-text); }

.mock__chart-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.mock__chart svg { width: 100%; height: auto; }
.mock__chart .grid { stroke: var(--grid); stroke-width: 1; }
.mock__chart .bar { fill: var(--chart-history); }
.mock__chart .bar--now { fill: var(--chart-hero); }
.mock__axis { display: flex; justify-content: space-between; margin-top: 6px; font: 400 11.5px/1.4 var(--font-mono); color: var(--text-2); }

.mock__log {
  display: grid; gap: 2px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: #23205A;
  color: #F6F5FB;
  font: 400 12.5px/1.6 var(--font-mono);
  overflow: hidden;
}
@media (prefers-color-scheme: dark) { .mock__log { background: #131129; } }
.mock__log p { display: grid; grid-template-columns: 9ch 17ch minmax(0, 1fr); gap: 8px; white-space: nowrap; }
.mock__log span { overflow: hidden; text-overflow: ellipsis; }
.mock__log .t { color: #A5A2C6; }
.mock__log .ev { color: var(--violet-300); }
.mock__foot { display: flex; flex-wrap: wrap; gap: 8px; }
@media (max-width: 520px) {
  .mock { padding: 16px; }
  .mock__stats { gap: 8px; }
  .mock__stats > div { padding: 10px; }
  .mock__stats dd { font-size: 20px; }
  .mock__stats dt { font-size: 10.5px; letter-spacing: 0.04em; }
  .mock__log p { grid-template-columns: 8ch minmax(0, 1fr); }
  .mock__log p span:last-child { display: none; }
}

/* ---- design targets strip ---- */
.targets { padding-bottom: var(--section-gap); }
.targets__head { margin-bottom: 16px; }
.targets__list { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.target {
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}
.target__value {
  font: 700 32px/1.1 var(--font-display);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}
.target__value small { font-size: 18px; font-weight: 600; }
.target__label { margin-top: 8px; font-size: 14px; color: var(--text-2); }

/* ---- cards ---- */
.cards { display: grid; gap: 16px; }
@media (min-width: 640px) { .cards--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 960px) { .cards--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.card {
  display: grid; gap: 12px; align-content: start;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}
.section--surface .card { background: var(--surface-sunken); }
.card p { color: var(--text-2); }
.card .icon-tile { margin-bottom: 4px; }

/* ---- steps ---- */
.steps { display: grid; gap: 16px; counter-reset: step; }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.step { position: relative; padding-top: 20px; border-top: 2px solid var(--border); display: grid; gap: 10px; align-content: start; }
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  font: 500 12.5px/1 var(--font-mono);
  color: var(--tint-text);
}
.step:first-child { border-top-color: var(--violet-500); }
.step p { color: var(--text-2); }

/* ---- audiences ---- */
.audience__list { margin-top: 4px; display: grid; gap: 6px; }
.audience__list li { display: flex; gap: 8px; color: var(--text-2); font-size: 14px; }
.audience__list .icon { width: 16px; height: 16px; margin-top: 3px; color: var(--violet-500); }

/* ---- FAQ ---- */
.faq { display: grid; gap: 48px; }
@media (min-width: 900px) {
  .faq { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 64px; align-items: start; }
  .faq .section__head { margin-bottom: 0; position: sticky; top: 112px; }
}
.faq__list { border-top: 1px solid var(--border); }
.faq__item { border-bottom: 1px solid var(--border); }
.faq__item summary {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  min-height: 56px;
  padding: 16px 0;
  font: 600 16px/1.4 var(--font-body);
  cursor: pointer;
  list-style: none;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary .icon { color: var(--text-2); transition: transform 150ms var(--ease); }
.faq__item[open] summary .icon { transform: rotate(45deg); }
.faq__item summary:hover { color: var(--tint-text); }
.faq__answer { padding-bottom: 20px; color: var(--text-2); max-width: 64ch; }

/* ---- waitlist CTA ---- */
.cta { display: grid; gap: 40px; align-items: start; }
@media (min-width: 900px) { .cta { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; } }
.cta__copy { display: grid; gap: 16px; }
.checklist { display: grid; gap: 10px; margin-top: 8px; }
.checklist li { display: flex; gap: 10px; align-items: flex-start; }
.checklist .icon { color: var(--violet-500); margin-top: 1px; }
.waitlist-form { gap: 20px; padding: 28px; box-shadow: var(--shadow-xs); }
.field { display: grid; gap: 6px; margin: 0; padding: 0; border: 0; min-width: 0; }
.field > label, .field > legend {
  padding: 0;
  font: 600 11.5px/1.4 var(--font-body);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
}
.field > legend { margin-bottom: 6px; }
.optional { margin-left: 6px; font-weight: 500; letter-spacing: 0.02em; text-transform: none; color: var(--text-2); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  position: relative;
  display: inline-flex; align-items: center;
  min-height: 36px; padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface);
  font-size: 14px; font-weight: 500;
  cursor: pointer;
  transition: background-color 150ms var(--ease), border-color 150ms var(--ease), color 150ms var(--ease);
}
.chip input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip:hover { border-color: var(--violet-300); }
.chip:has(input:checked) { background: var(--tint); border-color: var(--violet-500); color: var(--tint-text); }
.chip:has(input:focus-visible) { outline: 2px solid var(--violet-500); outline-offset: 2px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; cursor: pointer; }
.check input { width: 18px; height: 18px; margin: 1px 0 0; accent-color: var(--violet-500); flex: none; }
.form-note { font-size: 13px; color: var(--text-2); }

/* ---- footer ---- */
.site-footer { padding-block: 48px; border-top: 1px solid var(--border); }
.site-footer__inner { display: grid; gap: 24px; }
@media (min-width: 760px) { .site-footer__inner { grid-template-columns: 1fr auto; align-items: start; } }
.tagline { margin-top: 8px; color: var(--text-2); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.footer-nav a { display: inline-flex; align-items: center; min-height: 36px; color: var(--text-2); text-decoration: none; font-size: 14px; }
.footer-nav a:hover { color: var(--tint-text); }
.legal { grid-column: 1 / -1; padding-top: 24px; border-top: 1px solid var(--border); font-size: 13px; color: var(--text-2); }

/* ---- simple pages (thanks, 404, privacy, errors) ---- */
.notice { padding-block: 96px; }
.notice__inner { display: grid; gap: 16px; justify-items: start; max-width: 640px; }
.notice__title { font: 700 clamp(1.75rem, 1.4rem + 1.3vw, 2.25rem)/1.15 var(--font-display); letter-spacing: -0.03em; }
.notice__body { font-size: 17px; color: var(--text-2); }
.notice__steps { display: grid; gap: 10px; margin-block: 8px 12px; }
.notice__steps li { display: flex; gap: 10px; }
.notice__steps .icon { color: var(--violet-500); margin-top: 2px; }
.notice__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }

.prose { max-width: 68ch; padding-block: 72px 96px; }
.prose h1 { font: 700 clamp(1.75rem, 1.4rem + 1.3vw, 2.25rem)/1.15 var(--font-display); letter-spacing: -0.03em; margin-bottom: 8px; }
.prose h2 { font: 700 22px/1.25 var(--font-display); letter-spacing: -0.02em; margin-top: 40px; margin-bottom: 12px; }
.prose p, .prose ul { margin-bottom: 14px; color: var(--text-2); }
.prose ul { list-style: disc; padding-left: 20px; }
.prose li + li { margin-top: 6px; }
.prose strong { color: var(--text); font-weight: 600; }
.prose .updated { color: var(--text-2); font-size: 14px; margin-bottom: 32px; }

/* ---- motion: once, small, and only when wanted ---- */
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
  .live-dot::after {
    content: "";
    position: absolute; inset: 0;
    border-radius: 50%;
    background: var(--ok);
    animation: pulse 2s var(--ease) infinite;
  }
  .mock__chart .bar {
    transform-box: fill-box;
    transform-origin: bottom;
    animation: grow 400ms var(--ease) both;
  }
}
@keyframes pulse { 0% { transform: scale(1); opacity: 0.6; } 70%, 100% { transform: scale(2.6); opacity: 0; } }
@keyframes grow { from { transform: scaleY(0); } to { transform: scaleY(1); } }

@media (max-width: 520px) {
  :root { --gutter: 16px; --section-gap: 64px; }
  .hero { padding-block: 40px 64px; }
  .waitlist-form { padding: 20px; }
}