/* Atreemology: marketing site styles. Hand-written, zero dependencies
   (Google Fonts is the one external asset, same as the brand guide
   recommends: Baloo 2 for headlines/wordmark, system fonts for body
   copy). Shares the exact same color tokens as the app's src/styles.css
   so the marketing site and the product feel like one brand. */

:root {
  --color-bg: #faf6ec;
  --color-surface: #ffffff;
  --color-surface-alt: #f2ecdc;
  --color-border: #e4dcc8;
  --color-text: #202a1e;
  --color-text-muted: #5c6555;
  --color-text-faint: #8b9382;

  --color-primary: #2f6e4e;
  --color-primary-dark: #1e4a34;
  --color-primary-light: #dcefe0;
  --color-accent: #e2972f;
  --color-accent-soft: #fbe7c3;
  --color-accent-text: #8a5a12;
  --color-bark: #7c5b43;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 3px rgba(32, 42, 30, 0.08);
  --shadow-md: 0 8px 24px rgba(32, 42, 30, 0.12);
  --shadow-lg: 0 20px 50px rgba(32, 42, 30, 0.16);

  --font-display: 'Baloo 2', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --transition-med: 220ms ease;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #171d14;
    --color-surface: #202821;
    --color-surface-alt: #26301f;
    --color-border: #34402c;
    --color-text: #eef3e6;
    --color-text-muted: #b7c2ab;
    --color-text-faint: #8b9682;
    --color-primary: #4fb87e;
    --color-primary-dark: #7fe0ab;
    --color-primary-light: #24382c;
    --color-accent: #eaa955;
    --color-accent-soft: #3a2f1c;
    --color-accent-text: #f2c98a;
    --color-bark: #a4826a;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}
img { max-width: 100%; display: block; }
a { color: var(--color-primary-dark); }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; margin: 0 0 12px; color: var(--color-primary-dark); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) h1, :root:not([data-theme="light"]) h2, :root:not([data-theme="light"]) h3 { color: var(--color-text); } }
p { margin: 0 0 16px; color: var(--color-text-muted); }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.site-logo { display: flex; align-items: center; }
.site-logo img { height: 32px; width: auto; }
.site-nav { display: flex; align-items: center; gap: 28px; }

/* ---------- Logo: light vs. dark-background wordmark ----------
   The default lockup ("A"/"mology" in dark forest green) reads fine on
   the light paper background, but nearly disappears against the dark
   theme's near-black-green background. `atreemology-lockup-dark.png`
   swaps those letters to cream/white (keeping "tree" bright green, per
   the brand guide) for exactly that case. Shown wherever the logo sits
   on a dark surface: system dark mode, and the explicit dark-theme
   attribute hook (unused today, kept consistent with styles.css). */
.logo-dark { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .logo-light { display: none; }
  :root:not([data-theme="light"]) .logo-dark { display: block; }
}
:root[data-theme="dark"] .logo-light { display: none; }
:root[data-theme="dark"] .logo-dark { display: block; }
.site-nav a { color: var(--color-text); text-decoration: none; font-weight: 600; font-size: 15px; }
.site-nav a:hover { color: var(--color-primary); }
.site-nav-links { display: flex; gap: 24px; }
.nav-toggle { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  padding: 13px 22px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-med), box-shadow var(--transition-med), background var(--transition-med);
}
.btn-primary { background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost { background: transparent; color: var(--color-primary-dark); border: 1.5px solid var(--color-border); }
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-secondary { background: var(--color-primary-light); color: var(--color-primary-dark); }
.btn-secondary:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-accent { background: var(--color-accent); color: #fff; box-shadow: var(--shadow-sm); }
.btn-accent:hover { filter: brightness(0.94); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-block { display: flex; width: 100%; }
.btn-lg { padding: 16px 30px; font-size: 16px; }
.btn:disabled { cursor: default; opacity: 0.55; box-shadow: none; transform: none; background: var(--color-border); color: var(--color-text-faint); filter: none; }

/* ---------- Hero ---------- */
.hero { padding: 64px 0 40px; }
.hero .wrap { display: flex; align-items: center; gap: 48px; }
.hero-copy { flex: 1; min-width: 0; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary-dark);
  background: var(--color-primary-light);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.hero h1 { font-size: clamp(32px, 5vw, 52px); font-weight: 700; margin-bottom: 16px; }
.hero-sub { font-size: clamp(16px, 2vw, 19px); max-width: 46ch; margin-bottom: 28px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.hero-note { font-size: 13px; color: var(--color-text-faint); }
.hero-visual { flex: 1; min-width: 0; display: flex; justify-content: center; }
.hero-visual img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }

/* ---------- Sections ---------- */
.section { padding: 56px 0; }
.section-alt { background: var(--color-surface-alt); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 34px); }
.section-head p { font-size: 17px; margin: 0; }

/* ---------- How it works (4-step) ---------- */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-card { background: var(--color-surface); border-radius: var(--radius-md); padding: 24px 20px; box-shadow: var(--shadow-sm); }
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--color-primary-light); color: var(--color-primary-dark);
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  margin-bottom: 14px;
}
.step-card h3 { font-size: 18px; margin-bottom: 8px; }
.step-card p { font-size: 14.5px; margin: 0; }

/* ---------- Root example cards ---------- */
.roots-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; }
.root-example {
  background: var(--color-surface); border-radius: var(--radius-md);
  padding: 20px; box-shadow: var(--shadow-sm); border: 1px solid var(--color-border);
}
.root-example .root-name { font-family: var(--font-display); font-size: 22px; color: var(--color-primary-dark); margin-bottom: 2px; }
.root-example .root-meaning { font-size: 13.5px; color: var(--color-text-faint); margin-bottom: 10px; }
.root-example .root-words { font-size: 14.5px; color: var(--color-text); margin: 0; }
.root-example .root-words strong { color: var(--color-primary-dark); }

/* ---------- Feature list (prose-with-icon rows) ---------- */
.feature-rows { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.feature-row { display: flex; gap: 14px; }
.feature-icon {
  flex-shrink: 0; width: 40px; height: 40px; border-radius: 12px;
  background: var(--color-primary-light); display: flex; align-items: center; justify-content: center;
  font-size: 20px;
}
.feature-row h3 { font-size: 17px; margin-bottom: 4px; }
.feature-row p { font-size: 14.5px; margin: 0; }

/* ---------- Screenshot frame ---------- */
.shot-frame { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); overflow: hidden; border: 1px solid var(--color-border); }
.shot-row { display: flex; gap: 24px; align-items: center; }
.shot-row.reverse { flex-direction: row-reverse; }
.shot-row > .shot-visual { flex: 1.1; min-width: 0; }
.shot-row > .shot-copy { flex: 1; min-width: 0; }
.shot-copy h2 { font-size: clamp(24px, 3vw, 30px); }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--color-primary-dark);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  margin: 0 24px;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,0.82); max-width: 50ch; margin: 0 auto 24px; }
.cta-band .btn-ghost { color: #fff; border-color: rgba(255,255,255,0.4); }
.cta-band .btn-ghost:hover { border-color: #fff; color: #fff; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--color-surface); border-radius: var(--radius-md); border: 1px solid var(--color-border); overflow: hidden; }
.faq-item summary {
  cursor: pointer; list-style: none; padding: 18px 22px; font-weight: 700;
  font-size: 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 22px; color: var(--color-primary); flex-shrink: 0; }
.faq-item[open] summary::after { content: '\2212'; }
.faq-item .faq-answer { padding: 0 22px 20px; margin: 0; font-size: 15px; }

/* ---------- Simple content pages (About / Privacy / Contact) ---------- */
.page-hero { padding: 48px 0 8px; }
.page-hero h1 { font-size: clamp(28px, 4vw, 40px); }
.prose { max-width: 720px; }
.prose h2 { font-size: 22px; margin-top: 32px; }
.prose ul { color: var(--color-text-muted); padding-left: 22px; }
.prose li { margin-bottom: 8px; }
.prose .updated-note { font-size: 13px; color: var(--color-text-faint); }

.about-blurb {
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin: 24px 0 32px;
}
.about-blurb p { color: var(--color-primary-dark); font-size: 17px; margin: 0; }

.contact-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 28px 32px; box-shadow: var(--shadow-sm);
  display: flex; align-items: center; gap: 16px; margin-top: 20px;
}
.contact-card .feature-icon { width: 48px; height: 48px; font-size: 24px; }
.contact-card a { font-weight: 700; }

/* ---------- Support page ---------- */
.support-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 760px; margin: 0 auto; }
.support-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
}
.support-card .feature-icon { width: 48px; height: 48px; font-size: 24px; margin-bottom: 10px; }
.support-card h3 { font-size: 19px; margin: 0 0 4px; }
.support-card p { font-size: 14.5px; color: var(--color-text-muted); margin: 0 0 18px; }
.support-card .btn { margin-top: auto; }
.support-card--accent { background: var(--color-accent-soft); border-color: var(--color-accent); }
.support-note { max-width: 620px; margin: 28px auto 0; text-align: center; font-size: 13px; color: var(--color-text-faint); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--color-border); padding: 40px 0 28px; margin-top: 40px; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 32px; flex-wrap: wrap; margin-bottom: 24px; }
.footer-brand img { height: 26px; margin-bottom: 8px; }
.footer-tagline { font-size: 14px; color: var(--color-text-faint); max-width: 32ch; margin: 0; }
.footer-social { display: flex; gap: 10px; margin-top: 16px; }
.footer-social a {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--color-surface-alt); color: var(--color-text-muted);
  transition: background var(--transition-med), color var(--transition-med);
}
.footer-social a:hover { background: var(--color-primary-light); color: var(--color-primary-dark); }
.footer-social svg { width: 17px; height: 17px; }
.footer-cols { display: flex; gap: 48px; flex-wrap: wrap; }
.footer-col h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-text-faint); margin: 0 0 10px; }
.footer-col a { display: block; color: var(--color-text-muted); text-decoration: none; font-size: 14.5px; margin-bottom: 8px; }
.footer-col a:hover { color: var(--color-primary); }
.footer-bottom { border-top: 1px solid var(--color-border); padding-top: 20px; font-size: 13px; color: var(--color-text-faint); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero .wrap { flex-direction: column; }
  .hero-ctas { justify-content: center; }
  .hero-copy { text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-rows { grid-template-columns: 1fr; }
  .shot-row, .shot-row.reverse { flex-direction: column; }
  .cta-band { margin: 0 16px; padding: 36px 24px; }
  .support-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .site-nav-links { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .roots-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { flex-direction: column; }
}

/* ======================================================================
   Blog (Oct 2026): a "Word Roots" section pairing deeper write-ups with
   the Instagram carousels/reels — the IG "link in bio" style destination.
   Reuses existing tokens/components (.page-hero, .prose, .cta-band,
   .feature-icon) and adds only what those don't already cover.
   ====================================================================== */

/* ---------- Blog index ---------- */
.blog-list { display: flex; flex-direction: column; gap: 20px; max-width: 760px; margin: 0 auto; }
.blog-card {
  display: flex; gap: 22px; align-items: flex-start;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 26px 28px; box-shadow: var(--shadow-sm);
  text-decoration: none; transition: transform var(--transition-med), box-shadow var(--transition-med);
}
.blog-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.blog-card-glyph {
  flex: none; width: 64px; height: 64px; border-radius: var(--radius-md);
  background: var(--color-primary-light); color: var(--color-primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; font-size: 26px;
}
.blog-card-body { min-width: 0; }
.blog-card-meta { font-size: 12.5px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-faint); margin-bottom: 6px; }
.blog-card h3 { font-size: 21px; margin: 0 0 6px; color: var(--color-text); }
.blog-card p { font-size: 15px; margin: 0; }
.blog-card-more { margin-top: 10px; font-size: 14px; font-weight: 700; color: var(--color-primary); }
.blog-empty-note { text-align: center; font-size: 14px; color: var(--color-text-faint); max-width: 520px; margin: 32px auto 0; }

/* ---------- Article page ---------- */
.article-hero { padding: 44px 0 12px; }
.article-eyebrow {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-primary-dark);
  background: var(--color-primary-light); padding: 6px 14px; border-radius: 999px; margin-bottom: 18px;
}
.article-hero h1 { font-size: clamp(30px, 4.6vw, 46px); margin-bottom: 10px; }
.article-dek { font-size: clamp(16px, 2vw, 19px); max-width: 60ch; margin-bottom: 14px; }
.article-meta { font-size: 13.5px; color: var(--color-text-faint); display: flex; gap: 10px; flex-wrap: wrap; }
.article-meta span:not(:last-child)::after { content: '·'; margin-left: 10px; color: var(--color-border); }

.article-prose { max-width: 700px; }
.article-prose h2 { font-size: 25px; margin-top: 44px; }
.article-prose h2 .script { font-size: 0.72em; color: var(--color-text-faint); font-weight: 600; margin-left: 10px; }
.article-prose p { font-size: 16.5px; }
.article-prose .script-inline { font-family: 'Noto Sans Devanagari', 'Noto Sans Kannada', var(--font-body); }

/* word-math: daśa + harā = "takes away ten" */
.word-math { display: grid; grid-template-columns: 1fr auto 1fr; align-items: stretch; gap: 14px; margin: 24px 0 14px; }
.word-math-part {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: 18px 20px; display: flex; flex-direction: column; gap: 4px;
}
.word-math-part .script { font-family: 'Noto Sans Devanagari', var(--font-display); font-size: 34px; color: var(--color-primary-dark); line-height: 1.1; }
.word-math-part .translit { font-style: italic; font-weight: 600; color: var(--color-text); }
.word-math-part .gloss { font-size: 14px; color: var(--color-text-faint); }
.word-math-op { display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 26px; color: var(--color-bark); }
.word-math-result {
  margin: 0 0 20px; background: var(--color-primary-dark); color: #fff; border-radius: var(--radius-md);
  padding: 18px 22px; font-family: var(--font-display); font-weight: 700; font-size: 20px; display: flex; align-items: center; gap: 14px;
}
.word-math-result .eq { color: var(--color-accent); font-size: 26px; }
@media (max-width: 640px) { .word-math { grid-template-columns: 1fr; } .word-math-op { padding: 2px 0; } }

/* cousins-of-the-root comparison */
.cousins-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 22px 0; }
.cousins-card { background: var(--color-surface-alt); border-radius: var(--radius-md); padding: 16px 14px; }
.cousins-lang { font-size: 11.5px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-primary); margin-bottom: 4px; }
.cousins-word { font-family: var(--font-display); font-style: italic; font-weight: 700; font-size: 20px; color: var(--color-primary-dark); }
.cousins-desc { font-size: 13px; color: var(--color-text-muted); margin-top: 6px; line-height: 1.4; }
@media (max-width: 640px) { .cousins-grid { grid-template-columns: 1fr 1fr; } }

/* two-names comparison */
.names-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 22px 0; }
.names-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 22px 24px; }
.names-card .script { font-family: 'Noto Sans Devanagari', 'Noto Sans Kannada', var(--font-display); font-size: 34px; color: var(--color-primary); }
.names-card h4 { font-family: var(--font-display); font-weight: 800; font-size: 26px; margin: 4px 0 6px; color: var(--color-primary-dark); }
.names-card .where { font-size: 13px; color: var(--color-text-faint); margin-bottom: 10px; }
.names-card p { font-size: 14.5px; margin: 0; }
@media (max-width: 640px) { .names-grid { grid-template-columns: 1fr; } }

/* myth / truth pair */
.myth-block { margin: 30px 0; border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; }
.myth-claim { background: var(--color-surface-alt); padding: 20px 26px; }
.myth-claim-label { font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-faint); margin-bottom: 6px; }
.myth-claim-text { font-family: var(--font-display); font-weight: 700; font-size: 20px; line-height: 1.3; color: var(--color-text-muted); text-decoration: line-through; text-decoration-color: var(--color-accent); text-decoration-thickness: 2px; }
.myth-truth { background: var(--color-surface); padding: 20px 26px; border-top: 1px solid var(--color-border); }
.myth-truth-label { font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-primary); margin-bottom: 8px; }
.myth-truth p { margin: 0; font-size: 15.5px; color: var(--color-text); }
.myth-truth p + p { margin-top: 10px; }

/* source quote */
.source-quote { background: var(--color-primary-dark); color: #faf6ec; border-radius: var(--radius-lg); padding: 28px 32px; margin: 28px 0; }
.source-quote .script { font-family: 'Noto Sans Devanagari', var(--font-display); font-size: 22px; line-height: 1.5; margin-bottom: 8px; }
.source-quote .translit { font-style: italic; color: var(--color-primary-light); font-size: 15px; margin-bottom: 10px; }
.source-quote .rendering { font-family: var(--font-display); font-weight: 700; font-size: 18px; color: #fff; }
.source-quote cite { display: block; margin-top: 10px; font-size: 13px; color: var(--color-primary-light); font-style: normal; }

.article-sources { font-size: 13px; color: var(--color-text-faint); border-top: 1px solid var(--color-border); padding-top: 18px; margin-top: 40px; }
.article-sources li { margin-bottom: 4px; }

.article-social-note {
  display: flex; align-items: center; gap: 16px; background: var(--color-surface-alt);
  border-radius: var(--radius-lg); padding: 22px 26px; margin: 32px 0;
}
.article-social-note .feature-icon { width: 44px; height: 44px; font-size: 22px; }
.article-social-note p { margin: 0; font-size: 14.5px; }
.article-social-note a { font-weight: 700; }