/* ── landing.css — Public marketing page at `/` ────────────────
   Self-contained: same conventions as legal.css. Doesn't pull in
   style.css (which is the authenticated-app theme) so the marketing
   page is reachable pre-auth and stays light. */

:root {
  --ln-bg: #f5f4f0;
  --ln-bg2: #fff;
  --ln-bg3: #ecebe5;
  --ln-text: #1a1a18;
  --ln-text2: #5f5e5a;
  --ln-text3: #888780;
  --ln-border: #e0ddd5;
  --ln-link: #185FA5;
  --ln-accent: #1D9E75;
  --ln-accent-soft: rgba(29,158,117,.12);
  --ln-shadow: 0 1px 3px rgba(0,0,0,.04), 0 12px 32px -20px rgba(0,0,0,.18);
  --ln-shadow-lg: 0 1px 4px rgba(0,0,0,.06), 0 30px 60px -28px rgba(0,0,0,.22);
}
[data-theme="dark"] {
  --ln-bg: #0d0d0c;
  --ln-bg2: #18181a;
  --ln-bg3: #1f1f22;
  --ln-text: #eae8e2;
  --ln-text2: #c4c2ba;
  --ln-text3: #9a9890;
  --ln-border: #2a2a2c;
  --ln-link: #8EC4F5;
  --ln-accent: #2BC48E;
  --ln-accent-soft: rgba(43,196,142,.16);
  --ln-shadow: 0 1px 4px rgba(0,0,0,.5), 0 16px 36px -20px rgba(0,0,0,.6);
  --ln-shadow-lg: 0 1px 6px rgba(0,0,0,.55), 0 40px 80px -30px rgba(0,0,0,.7);
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
/* Offset in-page anchor jumps so the sticky nav doesn't cover the section heading. */
html { scroll-padding-top: 80px; scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
  background: var(--ln-bg);
  color: var(--ln-text);
  min-height: 100vh;
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }

/* ── Nav ─────────────────────────────────────────────────── */
.ln-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px clamp(20px, 4vw, 48px);
  background: color-mix(in oklab, var(--ln-bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--ln-border);
}
.ln-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
}
.ln-brand-mark {
  width: 30px; height: 30px; border-radius: 9px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, #5eb588 0%, oklch(0.62 0.14 30) 100%);
  box-shadow: 0 0 0 1px rgba(255,255,255,.06), 0 6px 18px -8px rgba(94,181,136,.5);
}
.ln-brand-sub { color: var(--ln-text3); font-weight: 500; }

.ln-nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: 16px;
  flex: 1;
}
.ln-nav-links a {
  font-size: 14px;
  color: var(--ln-text2);
  font-weight: 500;
  transition: color .15s ease;
}
.ln-nav-links a:hover { color: var(--ln-text); }

.ln-nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.ln-theme-btn {
  background: var(--ln-bg2);
  border: 1px solid var(--ln-border);
  width: 36px; height: 36px; border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ln-text2);
}

.ln-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: inherit;
  font-weight: 600;
  font-size: 14px;
  padding: 9px 16px;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
}
.ln-btn-ghost {
  background: transparent;
  color: var(--ln-text);
  border-color: var(--ln-border);
}
.ln-btn-ghost:hover { background: var(--ln-bg2); }
.ln-btn-primary {
  background: var(--ln-accent);
  color: #08231a;
  border-color: transparent;
  box-shadow: 0 6px 20px -10px rgba(29,158,117,.6);
}
.ln-btn-primary:hover { transform: translateY(-1px); }
.ln-btn-lg { padding: 13px 22px; font-size: 15px; border-radius: 12px; }

@media (max-width: 760px) {
  .ln-nav-links { display: none; }
}

/* ── Page wrap ───────────────────────────────────────────── */
.ln-page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 64px clamp(20px, 4vw, 48px) 80px;
}

.ln-eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--ln-accent);
  font-weight: 700;
  margin-bottom: 14px;
}

.ln-h1 {
  font-family: 'Instrument Serif', 'Inter', serif;
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -.01em;
  margin: 0 0 18px;
}
.ln-h1 em { font-style: italic; color: var(--ln-accent); }
.ln-h2 {
  font-family: 'Instrument Serif', 'Inter', serif;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 400;
  letter-spacing: -.01em;
  line-height: 1.15;
  margin: 0 0 14px;
}
.ln-lede {
  font-size: 17px;
  color: var(--ln-text2);
  margin: 0 0 26px;
  max-width: 540px;
}
.ln-section-lede {
  font-size: 16px;
  color: var(--ln-text2);
  margin: 0 0 20px;
  max-width: 580px;
}

/* ── Hero ────────────────────────────────────────────────── */
.ln-hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 24px 0 80px;
}
@media (max-width: 960px) {
  .ln-hero { grid-template-columns: 1fr; gap: 40px; padding-bottom: 50px; }
}
.ln-cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.ln-cta-sub {
  font-size: 13px;
  color: var(--ln-text3);
}
.ln-cta-sub a { color: var(--ln-link); font-weight: 600; }

.ln-hero-chart { min-width: 0; }
.ln-chart-card {
  background: var(--ln-bg2);
  border: 1px solid var(--ln-border);
  border-radius: 18px;
  padding: 22px;
  box-shadow: var(--ln-shadow-lg);
}
.ln-chart-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.ln-chart-eyebrow {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--ln-text3);
  font-weight: 700;
  margin-bottom: 4px;
}
.ln-chart-amount {
  font-size: 26px;
  font-weight: 700;
  color: var(--ln-accent);
  letter-spacing: -.01em;
}
.ln-chart-pill {
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--ln-accent-soft);
  color: var(--ln-accent);
}
.ln-chart-svg-wrap { width: 100%; }
.ln-chart-svg {
  width: 100%; height: auto;
  display: block;
}
.ln-chart-grid { stroke: var(--ln-border); stroke-width: 1; opacity: .55; }
.ln-chart-goal-area { fill: url(#ln-goal-grad); }
.ln-chart-goal-line { fill: none; stroke: var(--ln-accent); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.ln-chart-debt-line { fill: none; stroke: var(--ln-text3); stroke-width: 1.6; stroke-dasharray: 4 4; }
.ln-chart-mlabel { fill: var(--ln-text3); font-size: 11px; font-family: 'Inter', sans-serif; }
.ln-chart-legend {
  display: flex;
  gap: 18px;
  margin-top: 14px;
  font-size: 12px;
  color: var(--ln-text2);
}
.ln-chart-legend-item { display: inline-flex; align-items: center; gap: 6px; }
.ln-chart-legend-bar {
  width: 18px; height: 3px; border-radius: 2px;
  background: var(--ln-accent);
  display: inline-block;
}
.ln-chart-legend-dash {
  width: 18px; height: 0; border-top: 2px dashed var(--ln-text3);
  display: inline-block;
}

/* ── Feature strip ────────────────────────────────────────── */
.ln-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--ln-border);
  border-bottom: 1px solid var(--ln-border);
  margin-bottom: 60px;
}
@media (max-width: 900px) { .ln-strip { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .ln-strip { grid-template-columns: 1fr; } }
.ln-strip-item { padding: 14px 12px; }
.ln-strip-icon { font-size: 22px; margin-bottom: 6px; }
.ln-strip-title { font-weight: 700; font-size: 14px; margin-bottom: 4px; }
.ln-strip-body { font-size: 13px; color: var(--ln-text2); }

/* ── Sections ────────────────────────────────────────────── */
.ln-section { padding: 72px 0; }
.ln-section-alt {
  position: relative;
  margin: 0 calc(-1 * clamp(20px, 4vw, 48px));
  padding-left: clamp(20px, 4vw, 48px);
  padding-right: clamp(20px, 4vw, 48px);
  background: var(--ln-bg3);
  border-top: 1px solid var(--ln-border);
  border-bottom: 1px solid var(--ln-border);
}
.ln-section-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 900px) { .ln-section-grid { grid-template-columns: 1fr; gap: 36px; } }
.ln-section-head-center {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 36px;
}
.ln-section-head-center .ln-section-lede { margin-left: auto; margin-right: auto; }

.ln-section-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}
.ln-section-list li {
  font-size: 15px;
  color: var(--ln-text2);
  padding-left: 22px;
  position: relative;
  line-height: 1.55;
}
.ln-section-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--ln-accent);
  font-weight: 700;
}
.ln-section-list strong { color: var(--ln-text); font-weight: 700; }

.ln-section-figure { display: flex; flex-direction: column; gap: 16px; }
.ln-mini-card {
  background: var(--ln-bg2);
  border: 1px solid var(--ln-border);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: var(--ln-shadow);
}
.ln-mini-head {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--ln-text3);
  font-weight: 700;
  margin-bottom: 10px;
}
.ln-mini-bar {
  display: flex;
  height: 12px;
  border-radius: 6px;
  overflow: hidden;
  background: var(--ln-bg3);
}
.ln-mini-bar span { display: block; height: 100%; }
.ln-mini-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 10px;
  font-size: 12px;
  color: var(--ln-text2);
}
.ln-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; margin-right: 6px; vertical-align: middle; }
.ln-mini-runway {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.ln-mini-runway-val { font-size: 28px; font-weight: 700; color: var(--ln-accent); letter-spacing: -.02em; }
.ln-mini-runway-sub { font-size: 13px; color: var(--ln-text2); }

/* ── Calculator grid ─────────────────────────────────────── */
.ln-calc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
@media (max-width: 900px) { .ln-calc-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .ln-calc-grid { grid-template-columns: 1fr; } }
.ln-calc-tile {
  background: var(--ln-bg2);
  border: 1px solid var(--ln-border);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform .12s ease, border-color .15s ease;
}
.ln-calc-tile:hover { transform: translateY(-2px); border-color: var(--ln-accent); }
.ln-calc-tile > span:first-child { font-size: 24px; line-height: 1; }
.ln-calc-tile strong { font-size: 14px; font-weight: 700; }
.ln-calc-sub { font-size: 12px; color: var(--ln-text3); }

/* ── Quote / closer ─────────────────────────────────────── */
.ln-quote-figure { justify-content: center; }
.ln-quote {
  margin: 0;
  padding: 26px 28px;
  background: var(--ln-bg2);
  border: 1px solid var(--ln-border);
  border-left: 4px solid var(--ln-accent);
  border-radius: 14px;
  box-shadow: var(--ln-shadow);
  font-family: 'Instrument Serif', serif;
  font-size: 20px;
  line-height: 1.4;
}
.ln-quote p { margin: 0 0 14px; }
.ln-quote-by {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  color: var(--ln-text3);
}

.ln-closer { text-align: center; padding-bottom: 0; }
.ln-closer-card {
  max-width: 720px;
  margin: 0 auto;
  background: var(--ln-bg2);
  border: 1px solid var(--ln-border);
  border-radius: 18px;
  padding: 44px 32px;
  box-shadow: var(--ln-shadow-lg);
}

/* ── Changelog (inline on landing) ──────────────────────── */
.ln-changelog {
  display: grid;
  gap: 14px;
  max-width: 820px;
  margin: 36px auto 0;
}
.ln-changelog-entry {
  background: var(--ln-bg2);
  border: 1px solid var(--ln-border);
  border-radius: 14px;
  padding: 20px 22px;
  box-shadow: var(--ln-shadow);
}
.ln-changelog-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}
.ln-changelog-ver {
  font-weight: 700;
  font-size: 15px;
  color: var(--ln-text);
}
.ln-changelog-date {
  font-size: 12px;
  color: var(--ln-text3);
}
.ln-changelog-list {
  margin: 0;
  padding-left: 20px;
  color: var(--ln-text2);
  font-size: 14px;
  line-height: 1.65;
}
.ln-changelog-list li + li { margin-top: 6px; }
.ln-changelog-loading,
.ln-changelog-empty {
  text-align: center;
  color: var(--ln-text3);
  font-size: 14px;
  padding: 20px 0;
}

/* ── Footer ─────────────────────────────────────────────── */
.ln-footer {
  border-top: 1px solid var(--ln-border);
  background: var(--ln-bg2);
}
.ln-footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px clamp(20px, 4vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.ln-footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 14px;
}
.ln-footer-links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--ln-text2);
}
.ln-footer-links a { color: var(--ln-text2); }
.ln-footer-links a:hover { color: var(--ln-text); }