/* ─────────────────────────────────────────────────────────────
   Plinn — marketing site · shared stylesheet
   Tokens lifted directly from /design/tokens.json
   ────────────────────────────────────────────────────────────── */

:root {
  --paper:    #FAFAF7;
  --surface:  #F2F0EA;
  --ink:      #0F0F0F;
  --mute:     rgba(15,15,15,0.55);
  --soft:     rgba(15,15,15,0.30);
  --faint:    rgba(15,15,15,0.12);
  --fainter:  rgba(15,15,15,0.06);
  --loved:    #FF4A4A;
  --accent:   #1B4BFF;

  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --mono:  "JetBrains Mono", ui-monospace, SFMono-Regular, monospace;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;

  --gutter: 56px;
  --max:    1280px;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body { overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; background: none; border: 0; padding: 0; color: inherit; }
input, textarea { font: inherit; color: inherit; background: none; border: 0; outline: 0; }
::selection { background: var(--ink); color: var(--paper); }

/* ─────────────────────────────────────────────────────────────
   Atoms
   ────────────────────────────────────────────────────────────── */

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--mute);
}
.eyebrow.ink { color: var(--ink); }
.eyebrow.accent { color: var(--accent); }

.mono {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  color: var(--mute);
}
.mono.ink { color: var(--ink); }
.mono.accent { color: var(--accent); }

.serif { font-family: var(--serif); font-weight: 400; letter-spacing: -0.02em; }
.serif em, .serif .em { font-style: italic; }

/* Heart-period wordmark — used everywhere */
.lockup {
  font-family: var(--serif);
  font-style: italic;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: baseline;
  gap: 0.12em;
  line-height: 1;
}
.lockup .heart { display: inline-block; line-height: 0; }
.lockup .heart svg {
  display: block;
  width: 0.22em;
  height: 0.22em;
}
.heart-path { fill: var(--loved); }

/* Buttons */
.btn-ink, .btn-line {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -0.1px;
  transition: transform 120ms ease, background 120ms ease, color 120ms ease;
  white-space: nowrap;
  cursor: pointer;
}
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { transform: translateY(-1px); }
.btn-line { border: 0.5px solid var(--ink); color: var(--ink); }
.btn-line:hover { background: var(--ink); color: var(--paper); }
.btn-ink .arr, .btn-line .arr { font-family: var(--mono); font-size: 13px; }

/* Mono link / chip */
.mono-link {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  color: var(--mute);
  border-bottom: 0.5px solid var(--faint);
  padding-bottom: 2px;
}
.mono-link:hover { color: var(--ink); border-color: var(--ink); }

/* ─────────────────────────────────────────────────────────────
   Layout
   ────────────────────────────────────────────────────────────── */

.shell {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.divider {
  border-top: 0.5px solid var(--faint);
  margin: 0;
}

/* Nav */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250,250,247,0.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 0.5px solid var(--faint);
}
.site-nav .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px var(--gutter);
  max-width: var(--max);
  margin: 0 auto;
}
.site-nav .lockup { font-size: 26px; }
.site-nav .links {
  display: flex;
  gap: 32px;
  font-size: 14px;
  letter-spacing: -0.1px;
}
.site-nav .links a:hover { color: var(--mute); }
.site-nav .cta {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 16px;
  border: 0.5px solid var(--ink);
}
.site-nav .cta:hover { background: var(--ink); color: var(--paper); }

/* Footer */
.site-foot {
  border-top: 0.5px solid var(--faint);
  padding: 80px var(--gutter) 56px;
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
}
.site-foot .summary {
  font-family: var(--serif);
  font-size: 24px;
  letter-spacing: -0.2px;
  line-height: 1.4;
  max-width: 36ch;
  margin-top: 18px;
}
.site-foot .summary em { font-style: italic; }
.site-foot h3 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 400;
  margin: 0 0 16px;
}
.site-foot ul { list-style: none; padding: 0; margin: 0; }
.site-foot li { margin-bottom: 8px; }
.site-foot a { font-size: 14px; }
.site-foot a:hover { color: var(--mute); }
.site-foot .colophon {
  grid-column: 1 / -1;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 0.5px solid var(--faint);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--mute);
}

/* ─────────────────────────────────────────────────────────────
   Page sections (used by subpages too)
   ────────────────────────────────────────────────────────────── */

.section {
  padding: 96px var(--gutter);
  max-width: var(--max);
  margin: 0 auto;
}
.section.dense { padding-top: 56px; padding-bottom: 56px; }

.section-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: end;
  padding-bottom: 36px;
  margin-bottom: 48px;
  border-bottom: 0.5px solid var(--faint);
}
.section-head .lede {
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.45;
  letter-spacing: -0.1px;
  color: var(--ink);
  max-width: 44ch;
  justify-self: end;
}
.section-head .lede em { font-style: italic; }
.section-head h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 64px;
  letter-spacing: -1.4px;
  line-height: 1;
  margin: 14px 0 0;
}
.section-head h2 em { font-style: italic; }

/* Card grid (paired with hairlines, never radii) */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--faint); border: 0.5px solid var(--faint); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--faint); border: 0.5px solid var(--faint); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--faint); border: 0.5px solid var(--faint); }
.cell { background: var(--paper); padding: 28px 26px; }
.cell.tall { min-height: 240px; display: flex; flex-direction: column; }
.cell .k {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 10px;
}
.cell .v {
  font-family: var(--serif);
  font-size: 24px;
  letter-spacing: -0.4px;
  line-height: 1.15;
}
.cell .v em { font-style: italic; }
.cell .d { font-size: 13.5px; color: var(--mute); line-height: 1.55; margin-top: auto; padding-top: 22px; }

/* Pull quote (used by manifesto) */
.pull {
  font-family: var(--serif);
  font-style: italic;
  font-size: 56px;
  line-height: 1.1;
  letter-spacing: -1px;
  max-width: 20ch;
}
.pull .by {
  display: block;
  margin-top: 28px;
  font-family: var(--mono);
  font-style: normal;
  font-size: 10px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--mute);
}

/* ─────────────────────────────────────────────────────────────
   Phone bezel — used by product tour
   ────────────────────────────────────────────────────────────── */

.phone {
  width: 320px;
  height: 660px;
  position: relative;
  background: var(--paper);
  border: 0.5px solid var(--ink);
  border-radius: 42px;
  overflow: hidden;
  box-shadow: 0 30px 80px -30px rgba(15,15,15,0.18);
}
.phone .notch {
  position: absolute;
  top: 10px; left: 50%; transform: translateX(-50%);
  width: 100px; height: 28px;
  background: var(--ink);
  border-radius: 18px;
  z-index: 5;
}
.phone .screen {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

/* ─────────────────────────────────────────────────────────────
   Hero
   ────────────────────────────────────────────────────────────── */

.hero {
  padding: 120px var(--gutter) 96px;
  max-width: var(--max);
  margin: 0 auto;
}
.hero-eyebrow { margin-bottom: 36px; }
.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(72px, 12vw, 168px);
  letter-spacing: -4px;
  line-height: 0.9;
  margin: 0;
}
.hero h1 em { font-style: italic; }
.hero .lede {
  margin-top: 44px;
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1.35;
  letter-spacing: -0.3px;
  max-width: 30ch;
}
.hero .cta-row {
  margin-top: 44px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.hero-meta {
  margin-top: 96px;
  padding-top: 22px;
  border-top: 0.5px solid var(--faint);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--mute);
  flex-wrap: wrap;
  gap: 12px;
}

/* ─────────────────────────────────────────────────────────────
   Sub-page hero (privacy / investors / press / jobs)
   ────────────────────────────────────────────────────────────── */

.subhero {
  padding: 96px var(--gutter) 80px;
  max-width: var(--max);
  margin: 0 auto;
  border-bottom: 0.5px solid var(--faint);
}
.subhero .eyebrow { margin-bottom: 22px; }
.subhero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(56px, 8vw, 112px);
  letter-spacing: -2px;
  line-height: 0.95;
  margin: 0;
}
.subhero h1 em { font-style: italic; }
.subhero .lede {
  margin-top: 32px;
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.4;
  letter-spacing: -0.2px;
  max-width: 46ch;
}

/* Body prose (used in privacy etc.) */
.prose {
  max-width: 720px;
}
.prose h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 32px;
  letter-spacing: -0.6px;
  margin: 64px 0 16px;
}
.prose h2 em { font-style: italic; }
.prose h3 {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--mute);
  margin: 40px 0 14px;
}
.prose p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.7;
}
.prose p em { font-style: italic; }
.prose ul {
  padding-left: 0;
  list-style: none;
  margin: 0 0 18px;
}
.prose li {
  padding: 12px 0;
  border-bottom: 0.5px solid var(--fainter);
  font-size: 15.5px;
  line-height: 1.55;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 12px;
}
.prose li::before {
  content: "—";
  color: var(--mute);
  font-family: var(--mono);
}
.prose .ts {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  color: var(--mute);
  margin-top: 56px;
  padding-top: 16px;
  border-top: 0.5px solid var(--faint);
}

/* ─────────────────────────────────────────────────────────────
   Misc helpers
   ────────────────────────────────────────────────────────────── */

.hairline { border-top: 0.5px solid var(--faint); }
.hairline-b { border-bottom: 0.5px solid var(--faint); }
.dark-block { background: var(--ink); color: var(--paper); }
.dark-block ::selection { background: var(--paper); color: var(--ink); }

/* Tiny "coming soon" tag */
.soon {
  display: inline-block;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--accent);
  padding: 2px 6px;
  border: 0.5px solid var(--accent);
  vertical-align: middle;
  margin-left: 8px;
}

/* ─────────────────────────────────────────────────────────────
   Responsive
   ────────────────────────────────────────────────────────────── */

@media (max-width: 980px) {
  :root { --gutter: 24px; }
  .site-nav .links { display: none; }
  .site-foot { grid-template-columns: 1fr 1fr; }
  .site-foot .colophon { flex-direction: column; gap: 12px; }
  .section { padding: 64px var(--gutter); }
  .section-head { grid-template-columns: 1fr; }
  .section-head .lede { justify-self: start; }
  .section-head h2 { font-size: 44px; letter-spacing: -1px; }
  .hero { padding: 64px var(--gutter); }
  .hero h1 { font-size: clamp(56px, 14vw, 96px); letter-spacing: -2px; }
  .hero .lede { font-size: 20px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}