:root {
  --paper: #F5F4ED;
  --paper-2: #FBFAF4;
  --ink: #1B1A17;
  --mute: #6E6A60;
  --mute-2: #A39C8C;
  --rule: #E2DFD3;
  --coral: #FF6145;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1F1E1D;
    --paper-2: #262624;
    --ink: #ECEAE3;
    --mute: #8F8B81;
    --mute-2: #6E6A60;
    --rule: #3A3835;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.45;
}

a { color: inherit; }
img { max-width: 100%; }

.wrap { max-width: 980px; margin: 0 auto; padding: 0 32px; }
.narrow { max-width: 660px; margin: 0 auto; padding: 0 32px; }

/* ================= NAV ================= */
nav.top {
  border-bottom: 1px solid var(--rule);
  padding: 18px 32px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
  max-width: 1044px;
  margin: 0 auto;
}
nav.top .brand {
  color: var(--ink);
  text-decoration: none;
}
nav.top .brand .dot { color: var(--coral); margin: 0 4px; }
nav.top .links { display: flex; gap: 28px; align-items: center; }
nav.top .links a { text-decoration: none; transition: color 0.15s; }
nav.top .links a:hover { color: var(--ink); }
nav.top .links a.active { color: var(--ink); border-bottom: 1.5px solid var(--coral); padding-bottom: 4px; margin-bottom: -5.5px; }
nav.top .nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--ink);
}
nav.top .nav-toggle svg { width: 22px; height: 22px; }

/* ================= HERO ================= */
.hero {
  padding: 104px 0 88px;
  text-align: center;
}
.kicker {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--coral);
  margin: 0 0 28px;
}
.hero h1 {
  font-family: 'Newsreader', Georgia, serif;
  font-weight: 400;
  font-size: 64px;
  line-height: 1.05;
  letter-spacing: -0.018em;
  margin: 0 0 28px;
  color: var(--ink);
}
.hero h1 em { font-style: italic; color: var(--coral); font-weight: 400; }
.hero-sub {
  font-family: 'Inter', sans-serif;
  font-size: 18px;
  color: var(--mute);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.55;
}
.hero-rule {
  width: 36px; height: 1.5px; background: var(--coral);
  margin: 36px auto 0; border: none;
}
.hero-actions {
  margin-top: 36px;
  display: flex; justify-content: center; align-items: center; gap: 24px; flex-wrap: wrap;
}

/* ================= BYOK DIAGRAM ================= */
.byok {
  padding: 80px 0 96px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--paper-2);
}
.byok .lead {
  text-align: center;
  margin-bottom: 56px;
}
.byok .lead h2 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 34px;
  line-height: 1.1;
  letter-spacing: -0.012em;
  margin: 14px 0 14px;
}
.byok .lead p {
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  color: var(--mute);
  max-width: 540px;
  margin: 0 auto;
}
.byok-flow {
  display: grid;
  grid-template-columns: 1fr 24px 1fr 24px 1fr;
  gap: 12px;
  align-items: stretch;
  max-width: 820px;
  margin: 0 auto;
}
.byok-cell {
  text-align: center;
  padding: 28px 16px;
  border: 1px solid var(--rule);
  background: var(--paper);
}
.byok-cell .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: 12px;
}
.byok-cell .val {
  font-family: 'Newsreader', serif;
  font-size: 19px;
  line-height: 1.25;
  color: var(--ink);
}
.byok-cell .val em { font-style: italic; color: var(--mute); }
.byok-arrow {
  align-self: center;
  text-align: center;
  color: var(--coral);
  font-family: 'JetBrains Mono', monospace;
  font-size: 18px;
}
.byok-line {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
  text-align: center;
  margin: 0 auto;
  max-width: 820px;
  padding: 22px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.byok-line .accent { color: var(--coral); }
.byok-line em { font-style: italic; color: var(--coral); text-transform: none; letter-spacing: 0; font-family: 'Newsreader', serif; font-size: 14px; }

/* ================= APP SECTION ================= */
.app {
  padding: 96px 0;
  border-bottom: 1px solid var(--rule);
}
.app-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.app-grid.flip .app-text { order: 2; }
.app-grid.flip .app-shot { order: 1; }
.app-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--coral);
  margin-bottom: 14px;
}
.app-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 18px;
}
.app h2 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 44px;
  line-height: 1.05;
  letter-spacing: -0.014em;
  margin: 0 0 20px;
  color: var(--ink);
}
.app p {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  color: var(--mute);
  margin: 0 0 28px;
  line-height: 1.55;
  max-width: 440px;
}
.feature-line {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  margin-bottom: 24px;
}
.feature-line span { color: var(--mute); margin-left: 6px; text-transform: none; letter-spacing: 0; font-family: 'Inter', sans-serif; font-size: 13px; }
.app-actions {
  display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
}
.badge {
  display: inline-block;
  padding: 9px 18px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  transition: opacity 0.15s;
}
.badge:hover { opacity: 0.85; }
.more-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--coral);
  text-decoration: none;
  border-bottom: 1px solid var(--coral);
  padding-bottom: 2px;
  transition: opacity 0.15s;
}
.more-link:hover { opacity: 0.7; }

.app-shot {
  background: var(--paper-2);
  border: 1px solid var(--rule);
  padding: 0;
  aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.app-shot.phone { aspect-ratio: 9/16; max-width: 320px; margin: 0 auto; }
.app-shot img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ================= WATCH STRIP ================= */
.watch {
  padding: 80px 0;
  background: var(--paper-2);
  border-bottom: 1px solid var(--rule);
}
.watch-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 56px;
  align-items: center;
}
.watch-shot {
  background: var(--paper);
  border: 1px solid var(--rule);
  aspect-ratio: 1/1;
  display: flex; align-items: center; justify-content: center;
  border-radius: 32px;
  overflow: hidden;
}
.watch-shot img { width: 100%; height: 100%; object-fit: cover; }
.watch h3 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 32px;
  line-height: 1.1;
  margin: 0 0 14px;
  color: var(--ink);
}
.watch .kicker { color: var(--mute); }
.watch p {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  color: var(--mute);
  max-width: 480px;
  margin: 0;
  line-height: 1.55;
}

/* ================= CAPABILITIES ================= */
.caps {
  padding: 96px 0;
  border-bottom: 1px solid var(--rule);
}
.section-head {
  display: grid;
  grid-template-columns: 1fr 2.4fr;
  gap: 64px;
  margin-bottom: 56px;
  align-items: baseline;
}
.section-head h2 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 38px;
  line-height: 1.05;
  letter-spacing: -0.012em;
  margin: 8px 0 0;
  color: var(--ink);
}
.section-head .sub {
  font-family: 'Newsreader', serif;
  font-style: italic;
  font-size: 19px;
  color: var(--mute);
  margin: 0;
  line-height: 1.45;
}
.caps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}
.cap {
  padding: 28px 24px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  min-height: 152px;
  display: flex; flex-direction: column; gap: 10px;
}
.cap .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--coral);
  letter-spacing: 0.06em;
}
.cap h4 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 19px;
  line-height: 1.2;
  margin: 0;
  color: var(--ink);
}
.cap p {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  color: var(--mute);
  margin: 0;
  line-height: 1.5;
}

/* ================= PROVIDERS ================= */
.providers {
  padding: 80px 0;
  border-bottom: 1px solid var(--rule);
  text-align: center;
}
.providers .kicker { color: var(--coral); margin-bottom: 18px; }
.providers h2 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 32px;
  margin: 0 0 12px;
  color: var(--ink);
}
.providers .sub {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  color: var(--mute);
  margin: 0 auto 48px;
  max-width: 480px;
}
.providers-list {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 28px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  max-width: 820px; margin: 0 auto;
}
.providers-list span { padding: 8px 14px; border: 1px solid var(--rule); background: var(--paper-2); }

/* ================= PRIVACY ================= */
.privacy {
  padding: 104px 0 96px;
  background: var(--paper-2);
  border-bottom: 1px solid var(--rule);
}
.privacy h2 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 46px;
  line-height: 1.05;
  letter-spacing: -0.012em;
  margin: 18px 0 24px;
  max-width: 680px;
  color: var(--ink);
}
.privacy h2 em { font-style: italic; color: var(--coral); }
.privacy-lead {
  font-family: 'Newsreader', serif;
  font-style: italic;
  font-size: 19px;
  color: var(--mute);
  max-width: 540px;
  margin: 0 0 56px;
  line-height: 1.5;
}
.privacy-list {
  list-style: none; padding: 0; margin: 0 0 48px;
  border-top: 1px solid var(--rule);
  max-width: 820px;
}
.privacy-list li {
  border-bottom: 1px solid var(--rule);
  padding: 22px 0;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 18px;
  align-items: baseline;
}
.privacy-list .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--coral);
  letter-spacing: 0.06em;
}
.privacy-list h4 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 22px;
  margin: 0;
  color: var(--ink);
}
.privacy-policies {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
  line-height: 2.2;
}
.privacy-policies .label { color: var(--coral); margin-right: 16px; }
.privacy-policies a { color: var(--mute); text-decoration: none; margin-right: 16px; border-bottom: 1px solid transparent; transition: border-color 0.15s; }
.privacy-policies a:hover { border-bottom-color: var(--coral); color: var(--ink); }

/* ================= CTA ================= */
.cta {
  padding: 120px 0;
  text-align: center;
}
.cta h2 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 50px;
  line-height: 1.05;
  letter-spacing: -0.014em;
  margin: 0 0 18px;
  color: var(--ink);
}
.cta p {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  color: var(--mute);
  margin: 0 0 40px;
}

/* ================= GENERIC PAGE CONTENT ================= */

/* App-page feature card grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px 56px;
  margin-top: 24px;
}
.feature-grid.three-col { grid-template-columns: repeat(3, 1fr); gap: 40px; }

.feature-card {
  display: flex;
  flex-direction: column;
}
.feature-card .shot {
  background: var(--paper-2);
  border: 1px solid var(--rule);
  aspect-ratio: 4/3;
  margin-bottom: 22px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.feature-card .shot.phone { aspect-ratio: 9/16; max-width: 320px; }
.feature-card .shot img { width: 100%; height: 100%; object-fit: cover; display: block; }
.feature-card .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--coral);
  margin-bottom: 10px;
}
.feature-card h3 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 22px;
  line-height: 1.2;
  margin: 0 0 12px;
  color: var(--ink);
}
.feature-card p {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mute);
  margin: 0;
}

.group-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--coral);
  margin: 64px 0 0;
  padding-top: 28px;
  border-top: 1px solid var(--rule);
}

/* Numbered list (Pattern D) */
.numbered-list {
  list-style: none; padding: 0; margin: 0;
  border-top: 1px solid var(--rule);
}
.numbered-list li {
  border-bottom: 1px solid var(--rule);
  padding: 22px 0;
  display: grid;
  grid-template-columns: 1fr 2.4fr;
  gap: 24px;
  align-items: baseline;
}
.numbered-list .left {
  display: grid; grid-template-columns: 32px 1fr; gap: 18px; align-items: baseline;
}
.numbered-list .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--coral);
  letter-spacing: 0.06em;
}
.numbered-list .name {
  font-family: 'Newsreader', serif;
  font-size: 22px;
  line-height: 1.25;
  color: var(--ink);
}
.numbered-list .detail {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  color: var(--mute);
  line-height: 1.55;
}

/* Long-form prose (privacy/terms/help body) */
.prose {
  font-family: 'Inter', sans-serif;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
}
.prose p { margin: 0 0 1.1em; color: var(--ink); }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { color: var(--coral); border-bottom: 1px solid transparent; text-decoration: none; transition: border-color 0.15s; }
.prose a:hover { border-bottom-color: var(--coral); }
.prose ul, .prose ol { margin: 0 0 1.2em; padding-left: 22px; }
.prose li { margin-bottom: 0.5em; }
.prose code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85em;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  padding: 1px 6px;
}
.prose .last-updated {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
  margin: 0 0 36px;
}
.prose h2 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.012em;
  margin: 64px 0 18px;
  color: var(--ink);
}
.prose h3 {
  font-family: 'Newsreader', serif;
  font-weight: 400;
  font-size: 22px;
  line-height: 1.2;
  margin: 36px 0 12px;
  color: var(--ink);
}
.prose .caps {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.7;
  color: var(--ink);
}

.section-head-inline {
  display: grid;
  grid-template-columns: 1fr 2.4fr;
  gap: 64px;
  align-items: baseline;
  padding: 56px 0 24px;
  border-top: 1px solid var(--rule);
}
.section-head-inline:first-of-type { border-top: none; padding-top: 24px; }
.section-head-inline .kicker { margin: 0; }
.section-head-inline .sub {
  font-family: 'Newsreader', serif;
  font-style: italic;
  font-size: 19px;
  color: var(--mute);
  margin: 0;
  line-height: 1.45;
}

.back-link {
  display: inline-block;
  margin: 56px 0 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--coral);
  text-decoration: none;
  border-bottom: 1px solid var(--coral);
  padding-bottom: 2px;
}
.back-link:hover { opacity: 0.7; }

.page-section {
  padding: 88px 0;
  border-bottom: 1px solid var(--rule);
}
.page-section:last-of-type { border-bottom: none; }

.callout {
  background: var(--paper-2);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 56px 0;
  margin: 56px 0;
}
.callout p {
  font-family: 'Newsreader', serif;
  font-style: italic;
  font-size: 22px;
  line-height: 1.45;
  color: var(--ink);
  text-align: center;
  max-width: 660px;
  margin: 0 auto;
}
.callout p em { color: var(--coral); }

.contact-badge {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}
.contact-badge:hover { border-color: var(--coral); color: var(--coral); }

/* ================= FOOTER ================= */
footer {
  border-top: 1px solid var(--rule);
  padding: 36px 32px;
  max-width: 1044px;
  margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
  flex-wrap: wrap;
  gap: 16px;
}
footer .links { display: flex; flex-wrap: wrap; gap: 4px 22px; }
footer .links a { text-decoration: none; }
footer .links a:hover { color: var(--ink); }
footer .credit { font-style: italic; text-transform: none; font-family: 'Newsreader', serif; font-size: 13px; letter-spacing: 0; color: var(--mute); }
footer .credit em { color: var(--coral); }

/* ================= RESPONSIVE ================= */
@media (max-width: 860px) {
  .hero { padding: 72px 0 64px; }
  .hero h1 { font-size: 44px; }
  .byok { padding: 64px 0 72px; }
  .byok-flow {
    grid-template-columns: 1fr;
  }
  .byok-arrow { transform: rotate(90deg); padding: 4px 0; }
  .app { padding: 72px 0; }
  .app-grid { grid-template-columns: 1fr; gap: 40px; }
  .app-grid.flip .app-text { order: 2; }
  .app-grid.flip .app-shot { order: 1; }
  .app h2 { font-size: 34px; }
  .watch-grid { grid-template-columns: 1fr; gap: 32px; text-align: center; }
  .watch-shot { max-width: 200px; margin: 0 auto; }
  .watch p { margin: 0 auto; }
  .caps { padding: 72px 0; }
  .section-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 40px; }
  .caps-grid { grid-template-columns: repeat(2, 1fr); }
  .privacy { padding: 72px 0; }
  .privacy h2 { font-size: 34px; }
  .feature-grid, .feature-grid.three-col { grid-template-columns: 1fr; gap: 40px; }
  .numbered-list li { grid-template-columns: 1fr; gap: 12px; }
  .section-head-inline { grid-template-columns: 1fr; gap: 16px; padding-top: 40px; }
  .section-head-inline:first-of-type { padding-top: 16px; }
  .prose { font-size: 16px; }
  .prose h2 { font-size: 26px; margin-top: 48px; }

  nav.top { padding: 14px 20px; }
  nav.top .links { display: none; }
  nav.top .nav-toggle { display: inline-flex; }
  nav.top.menu-open { flex-wrap: wrap; }
  nav.top.menu-open .links {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 14px;
    width: 100%;
    padding: 18px 0 4px;
    border-top: 1px solid var(--rule);
    margin-top: 14px;
  }
  nav.top.menu-open .links a.active { padding-bottom: 4px; margin-bottom: 0; }

  footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .wrap, .narrow { padding: 0 20px; }
}