/* ==========================================================================
   Dizzin — shared stylesheet for content & landing pages
   Theme tokens mirror index.html so every page stays visually consistent.
   ========================================================================== */

:root,
html[data-theme="light"] {
  --bg: #F4F6F5;
  --bg-deep: #EAEFED;
  --card: #EAEFED;
  --card2: #E2E9E6;
  --border: #D7E0DC;
  --teal: #5E8B83;
  --teal-dim: #DCE6E3;
  --teal-text: #3F6760;
  --text: #253238;
  --slate: #33454C;
  --sub: #5D6B70;
  --muted: #5A6567;
  --green: #7A9B76;
  --yellow: #B89A63;
  --red: #A06A6A;
  --purple: #8B7AC8;
  --blue: #4A85C4;
  --on-teal: #1A1A1A;
  --nav-bg: rgba(244,246,245,0.85);
  --body-glow-1: rgba(94,139,131,0.14);
  --body-glow-2: rgba(74,133,196,0.06);
  --feature-bg: linear-gradient(180deg, #fff, var(--card));
  --feature-hover-shadow: 0 12px 32px rgba(37,50,56,0.06);
  --logo-shadow: 0 2px 8px rgba(37,50,56,0.08);
  --accent-border: rgba(94,139,131,0.25);
  --accent-border-hover: rgba(94,139,131,0.45);
  --btn-shadow: rgba(94,139,131,0.28);
  --theme-color: #F4F6F5;
}

html[data-theme="dark"] {
  --bg: #0F1A1A;
  --bg-deep: #0A1212;
  --card: #111827;
  --card2: #1A2235;
  --border: #1F2D45;
  --teal: #5B9E96;
  --teal-dim: #2A4542;
  --teal-text: #9BBEB9;
  --text: #C8D8D6;
  --slate: #CBD5E1;
  --sub: #94A3B8;
  --muted: #828E9C;
  --green: #34D399;
  --yellow: #FCD34D;
  --red: #A87070;
  --purple: #A78BFA;
  --blue: #60A5FA;
  --on-teal: #000000;
  --nav-bg: rgba(10,18,18,0.85);
  --body-glow-1: rgba(91,158,150,0.18);
  --body-glow-2: rgba(96,165,250,0.07);
  --feature-bg: linear-gradient(180deg, rgba(17,24,39,0.9), rgba(17,24,39,0.5));
  --feature-hover-shadow: none;
  --logo-shadow: none;
  --accent-border: rgba(91,158,150,0.3);
  --accent-border-hover: rgba(91,158,150,0.5);
  --btn-shadow: rgba(91,158,150,0.35);
  --theme-color: #0A1212;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  background-image:
    radial-gradient(900px 500px at 80% -5%, var(--body-glow-1), transparent 60%),
    radial-gradient(700px 500px at 0% 10%, var(--body-glow-2), transparent 55%);
  transition: background-color 0.2s, color 0.2s;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }
.eyebrow { color: var(--teal-text); font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border: 1px solid var(--border); border-radius: 999px;
  background: var(--card); font-size: 13px; color: var(--sub);
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); }

/* ---- nav ---- */
nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  transition: background 0.2s, border-color 0.2s;
}
.nav-in { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; letter-spacing: 2px; font-size: 14px; color: var(--teal-text);
}
.logo-img { width: 32px; height: 32px; border-radius: 8px; display: block; object-fit: cover; box-shadow: var(--logo-shadow); }
.nav-links { display: flex; align-items: center; gap: 16px; }
.nav-links a { font-size: 14px; color: var(--sub); }
.nav-links a:hover { color: var(--text); }
.nav-links a.btn-primary { color: var(--on-teal); }
.nav-links a.btn-primary:hover { color: var(--on-teal); }
.nav-links a.btn-ghost { color: var(--slate); }

.theme-toggle {
  display: inline-flex; align-items: center; gap: 0;
  padding: 3px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--card2);
  cursor: pointer; font-family: inherit;
}
.theme-toggle:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
.theme-opt {
  border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 11px; font-weight: 600;
  letter-spacing: 0.3px; color: var(--muted);
  padding: 6px 11px; border-radius: 999px;
  transition: background 0.15s, color 0.15s;
}
.theme-opt.active { background: var(--teal-dim); color: var(--teal-text); }
@media (max-width: 760px) {
  .nav-links .nav-text-link { display: none; }
  .nav-in {
    height: auto;
    min-height: 56px;
    padding: 8px 0;
    gap: 8px;
  }
  .brand {
    flex-shrink: 1;
    min-width: 0;
    font-size: 12px;
    letter-spacing: 1.5px;
    gap: 8px;
  }
  .logo-img { width: 28px; height: 28px; }
  .nav-links { gap: 6px; flex-shrink: 0; }
  .nav-links .btn {
    padding: 7px 11px;
    font-size: 12px;
    white-space: nowrap;
    line-height: 1.2;
  }
  .theme-toggle .theme-opt { padding: 5px 8px; font-size: 10px; }
}

@media (max-width: 420px) {
  .theme-toggle { display: none; }
  .nav-links .btn-primary { padding: 7px 10px; font-size: 11px; }
}

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 14px;
  padding: 10px 18px; border-radius: 12px;
  cursor: pointer; border: 1px solid transparent; transition: .15s;
}
.btn-primary { background: var(--teal); color: var(--on-teal); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 24px var(--btn-shadow); }
.btn-ghost { border-color: var(--border); color: var(--slate); background: var(--card); }
.btn-ghost:hover { border-color: var(--teal); color: var(--teal-text); }

/* ---- store badges ---- */
.store-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
}
.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 7px 14px 7px 12px;
  border-radius: 10px;
  background: #000;
  color: #fff;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.14);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.store-badge:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
}
a.store-badge,
a.store-badge:hover {
  color: #fff;
}
.store-badge-logo {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}
.store-badge-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.05;
}
.store-badge-kicker {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.02em;
  opacity: 0.92;
}
.store-badge-name {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.2px;
}
html[data-theme='dark'] .store-badge {
  background: #fff;
  color: #000;
  border-color: rgba(0, 0, 0, 0.08);
}
html[data-theme='dark'] .store-badge:hover {
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}
html[data-theme='dark'] a.store-badge,
html[data-theme='dark'] a.store-badge:hover {
  color: #000;
}

/* ---- breadcrumbs ---- */
.crumbs { font-size: 13px; color: var(--muted); padding: 22px 0 0; }
.crumbs a:hover { color: var(--teal-text); }
.crumbs span { color: var(--sub); }

/* ---- content hero ---- */
.page-hero { padding: 48px 0 36px; }
.page-hero h1 { font-size: clamp(30px, 4.6vw, 50px); line-height: 1.08; font-weight: 700; letter-spacing: -0.8px; color: var(--text); margin: 16px 0 0; }
.page-hero h1 .accent { color: var(--teal-text); }
.page-hero .lede { color: var(--sub); font-size: 18px; line-height: 1.6; margin-top: 18px; max-width: 640px; }
.page-hero .hero-cta { display: flex; gap: 14px; margin-top: 26px; flex-wrap: wrap; }

/* ---- long-form prose ---- */
.prose { color: var(--sub); font-size: 16.5px; line-height: 1.75; }
.prose h2 { font-size: clamp(22px, 3vw, 30px); letter-spacing: -0.4px; color: var(--text); margin: 44px 0 14px; }
.prose h3 { font-size: 20px; color: var(--text); margin: 30px 0 10px; }
.prose p { margin: 0 0 16px; }
.prose ul, .prose ol { margin: 0 0 18px 1.25rem; }
.prose li { margin-bottom: 9px; }
.prose strong { color: var(--slate); font-weight: 600; }
.prose .updated { color: var(--muted); font-size: 14px; margin: -6px 0 28px; }
.prose a:not(.btn) { color: var(--teal-text); text-decoration: underline; text-underline-offset: 2px; }
.prose a:not(.btn):hover { color: var(--text); }
.prose table { width: 100%; border-collapse: collapse; margin: 4px 0 22px; font-size: 15px; }
.prose th, .prose td { text-align: left; padding: 9px 12px; border: 1px solid var(--border); vertical-align: top; }
.prose thead th { background: var(--card); color: var(--text); font-weight: 600; }
.prose tbody td:first-child { color: var(--slate); font-weight: 600; }
.prose a.btn-primary { color: var(--on-teal); text-decoration: none; }
.prose a.btn-primary:hover { color: var(--on-teal); }
.prose a.btn-ghost { text-decoration: none; }
.prose img { max-width: 100%; height: auto; border-radius: 14px; border: 1px solid var(--border); }
.prose blockquote {
  border-left: 3px solid var(--teal); background: var(--card);
  padding: 16px 20px; border-radius: 0 12px 12px 0; margin: 0 0 20px;
  color: var(--slate);
}
.callout {
  border: 1px solid var(--accent-border); background: var(--teal-dim);
  border-radius: 16px; padding: 20px 22px; margin: 24px 0; color: var(--slate);
}
.callout strong { color: var(--teal-text); }

/* ---- section + cards shared ---- */
section { padding: 60px 0; }
.section-head { text-align: center; max-width: 660px; margin: 0 auto 40px; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 38px); letter-spacing: -0.5px; margin-top: 12px; color: var(--text); }
.section-head p { color: var(--sub); font-size: 17px; line-height: 1.6; margin-top: 12px; }
.section-muted { background: var(--bg-deep); border-block: 1px solid var(--border); }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  border: 1px solid var(--border); border-radius: 18px; padding: 24px;
  background: var(--feature-bg); transition: .2s; display: block;
}
.card:hover { border-color: var(--accent-border-hover); transform: translateY(-3px); box-shadow: var(--feature-hover-shadow); }
.card .fi {
  width: 44px; height: 44px; border-radius: 12px;
  display: grid; place-items: center; font-size: 22px;
  background: var(--teal-dim); border: 1px solid var(--accent-border); margin-bottom: 14px;
}
.card h3 { font-size: 18px; margin-bottom: 8px; color: var(--text); }
.card p { color: var(--sub); font-size: 14px; line-height: 1.6; }
.card .kicker { font-size: 11px; font-weight: 600; letter-spacing: 1px; color: var(--teal-text); text-transform: uppercase; }
.card .readmore { color: var(--teal-text); font-size: 13px; font-weight: 600; margin-top: 12px; display: inline-block; }

/* ---- blog list ---- */
.blog-index { padding: 12px 0 80px; }
.blog-section { margin-bottom: 64px; }
.blog-section:last-of-type { margin-bottom: 0; }
.blog-section + .blog-section { padding-top: 8px; }
.blog-section-head { margin-bottom: 28px; }
.blog-section-head h2 {
  font-size: 13px; font-weight: 600; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--teal-text);
}
.blog-section-head p { color: var(--sub); font-size: 15px; line-height: 1.55; margin-top: 10px; max-width: 520px; }
.post-list { display: grid; gap: 24px; grid-template-columns: 1fr 1fr; }
.post-list--single { grid-template-columns: 1fr; max-width: 620px; }
.post-list .card { padding: 30px 32px 32px; }
.post-list .card h3 { margin-bottom: 10px; line-height: 1.35; }
.post-list .card p { margin-bottom: 0; }
.post-list .card .readmore { margin-top: 18px; }
.post-meta { font-size: 12.5px; color: var(--muted); margin-bottom: 12px; display: flex; gap: 10px; flex-wrap: wrap; }
.post-meta .tag { color: var(--teal-text); font-weight: 600; }

/* ---- reading mode (Kindle-style blog articles) ---- */
.article-tools { margin-top: 22px; }
.read-mode-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 14px; border-radius: 999px;
  border: 1px solid var(--accent-border);
  background: var(--teal-dim); color: var(--teal-text);
  font-size: 13px; font-weight: 600; cursor: pointer;
  transition: border-color .15s, background .15s, color .15s, box-shadow .15s;
}
.read-mode-btn:hover {
  border-color: var(--accent-border-hover);
  background: var(--feature-bg);
  color: var(--text);
}
.read-mode-btn[aria-pressed="true"] {
  border-color: var(--teal);
  background: var(--teal);
  color: var(--on-teal);
}
.read-mode-icon { flex-shrink: 0; }

.read-mode-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  position: fixed; inset: 0 0 auto 0; z-index: 1000; height: 52px;
  padding: 0 max(16px, env(safe-area-inset-right)) 0 max(16px, env(safe-area-inset-left));
  background: rgba(244, 236, 216, 0.94);
  border-bottom: 1px solid #E0D4BC;
  backdrop-filter: blur(10px);
}
.read-mode-bar[hidden] { display: none !important; }
.read-mode-exit {
  border: 0; background: transparent; color: #5C4E3A;
  font-size: 13px; font-weight: 600; cursor: pointer; white-space: nowrap;
  padding: 8px 0;
}
.read-mode-exit:hover { color: #2C2416; }
.read-mode-title {
  flex: 1; min-width: 0; text-align: center;
  font-size: 13px; font-weight: 600; color: #5C4E3A;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.read-mode-controls {
  display: flex; align-items: center; gap: 6px; flex-shrink: 0;
}
.read-mode-chip {
  border: 1px solid #D8CBB2; background: rgba(255,255,255,0.45);
  color: #5C4E3A; border-radius: 999px; padding: 5px 10px;
  font-size: 12px; font-weight: 600; cursor: pointer;
}
.read-mode-chip[aria-pressed="true"] {
  background: #2C2416; border-color: #2C2416; color: #F4ECD8;
}
.read-mode-divider {
  width: 1px; height: 18px; background: #D8CBB2; margin: 0 2px;
}

.read-mode-group { display: flex; align-items: center; gap: 6px; }
.read-mode-paper-group { flex-shrink: 0; }

html[data-read-mode="on"] {
  --read-size: 1.0625rem;
  scroll-behavior: auto;
}
html[data-read-mode="on"][data-read-font="sm"] { --read-size: 0.975rem; }
html[data-read-mode="on"][data-read-font="lg"] { --read-size: 1.2rem; }

html[data-read-mode="on"][data-read-paper="sepia"] {
  --read-bg: #F4ECD8;
  --read-text: #2C2416;
  --read-sub: #5C4E3A;
  --read-link: #7A4E2D;
  --read-border: #E0D4BC;
  --read-quote-bg: rgba(44, 36, 22, 0.05);
  --read-bar-bg: rgba(244, 236, 216, 0.94);
  --read-bar-text: #5C4E3A;
  --read-chip-border: #D8CBB2;
  --read-chip-bg: rgba(255, 255, 255, 0.45);
  --read-chip-active-bg: #2C2416;
  --read-chip-active-text: #F4ECD8;
}
html[data-read-mode="on"][data-read-paper="white"] {
  --read-bg: #FFFFFF;
  --read-text: #1A1A1A;
  --read-sub: #4A4A4A;
  --read-link: #8B4513;
  --read-border: #E5E5E5;
  --read-quote-bg: rgba(0, 0, 0, 0.04);
  --read-bar-bg: rgba(255, 255, 255, 0.94);
  --read-bar-text: #4A4A4A;
  --read-chip-border: #D9D9D9;
  --read-chip-bg: #F5F5F5;
  --read-chip-active-bg: #1A1A1A;
  --read-chip-active-text: #FFFFFF;
}
html[data-read-mode="on"][data-read-paper="dark"] {
  --read-bg: #1A1410;
  --read-text: #E8DFD0;
  --read-sub: #B8AA96;
  --read-link: #D4A574;
  --read-border: #3A3228;
  --read-quote-bg: rgba(255, 255, 255, 0.05);
  --read-bar-bg: rgba(26, 20, 16, 0.94);
  --read-bar-text: #B8AA96;
  --read-chip-border: #4A4034;
  --read-chip-bg: rgba(255, 255, 255, 0.06);
  --read-chip-active-bg: #E8DFD0;
  --read-chip-active-text: #1A1410;
}

html[data-read-mode="on"] body {
  background: var(--read-bg);
  background-image: none;
  color: var(--read-text);
  transition: background-color .2s, color .2s;
}
html[data-read-mode="on"] nav,
html[data-read-mode="on"] footer,
html[data-read-mode="on"] .crumbs,
html[data-read-mode="on"] .cta-final,
html[data-read-mode="on"] .post-meta,
html[data-read-mode="on"] .article-tools {
  display: none !important;
}
html[data-read-mode="on"] .read-mode-bar {
  background: var(--read-bar-bg);
  border-bottom-color: var(--read-border);
}
html[data-read-mode="on"] .read-mode-exit,
html[data-read-mode="on"] .read-mode-title {
  color: var(--read-bar-text);
}
html[data-read-mode="on"] .read-mode-exit:hover { color: var(--read-text); }
html[data-read-mode="on"] .read-mode-chip {
  border-color: var(--read-chip-border);
  background: var(--read-chip-bg);
  color: var(--read-bar-text);
}
html[data-read-mode="on"] .read-mode-chip[aria-pressed="true"] {
  background: var(--read-chip-active-bg);
  border-color: var(--read-chip-active-bg);
  color: var(--read-chip-active-text);
}
html[data-read-mode="on"] .read-mode-divider { background: var(--read-border); }

html[data-read-mode="on"] main > .wrap.narrow:first-of-type { display: none; }
html[data-read-mode="on"] .page-hero {
  padding: calc(var(--read-bar-height, 52px) + 20px) 0 24px;
}
html[data-read-mode="on"] .page-hero h1 {
  font-family: Georgia, 'Times New Roman', Times, serif;
  font-size: clamp(1.85rem, 4.5vw, 2.35rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--read-text);
}
html[data-read-mode="on"] .page-hero h1 .accent { color: var(--read-sub); }
html[data-read-mode="on"] .page-hero .lede {
  font-family: Georgia, 'Times New Roman', Times, serif;
  font-size: calc(var(--read-size) * 1.08);
  line-height: 1.65;
  color: var(--read-sub);
}
html[data-read-mode="on"] main section { padding-top: 0; padding-bottom: 88px; }
html[data-read-mode="on"] .wrap.narrow { max-width: 42rem; }
html[data-read-mode="on"] .prose {
  font-family: Georgia, 'Times New Roman', Times, serif;
  font-size: var(--read-size);
  line-height: 1.78;
  color: var(--read-text);
}
html[data-read-mode="on"] .prose h2,
html[data-read-mode="on"] .prose h3 {
  font-family: Georgia, 'Times New Roman', Times, serif;
  color: var(--read-text);
  letter-spacing: -0.01em;
}
html[data-read-mode="on"] .prose h2 { margin-top: 2.4em; }
html[data-read-mode="on"] .prose strong { color: var(--read-text); }
html[data-read-mode="on"] .prose a:not(.btn) {
  color: var(--read-link);
  text-decoration: underline;
  text-underline-offset: 2px;
}
html[data-read-mode="on"] .prose a:not(.btn):hover { color: var(--read-text); }
html[data-read-mode="on"] .prose blockquote {
  background: var(--read-quote-bg);
  border-left-color: var(--read-link);
  color: var(--read-sub);
}

@media (max-width: 760px) {
  .wrap {
    padding-left: max(20px, env(safe-area-inset-left));
    padding-right: max(20px, env(safe-area-inset-right));
  }

  section { padding-bottom: 32px; }

  .page-hero { padding: 24px 0 24px; }
  .page-hero h1 { font-size: clamp(26px, 7vw, 34px); margin-top: 10px; line-height: 1.12; }
  .page-hero .lede { font-size: 16px; margin-top: 12px; line-height: 1.55; }
  .crumbs { padding-top: 14px; font-size: 12px; }

  .blog-index { padding: 0 0 40px; }
  .blog-section { margin-bottom: 36px; }
  .blog-section:first-child { margin-top: 4px; }
  .blog-section-head { margin-bottom: 16px; }
  .blog-section-head p { font-size: 14px; margin-top: 6px; }
  .post-list { gap: 14px; }
  .post-list .card { padding: 18px 16px 20px; border-radius: 16px; }
  .post-list .card h3 { font-size: 17px; margin-bottom: 8px; }
  .post-list .card .readmore { margin-top: 12px; }
  .blog-footnote { margin-top: 28px; font-size: 13px; padding: 0 4px; }

  .article-tools { margin-top: 14px; }
  .read-mode-btn { width: 100%; justify-content: center; padding: 12px 16px; }

  .prose { font-size: 16px; line-height: 1.7; }
  .prose h2 { margin-top: 28px; font-size: clamp(20px, 5.5vw, 26px); }

  .cta-final h2 { font-size: clamp(24px, 6.5vw, 34px); line-height: 1.15; }
  .cta-final p { font-size: 16px; margin: 12px 0 20px; }

  .hero-cta {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-cta .btn-ghost {
    width: 100%;
    justify-content: center;
  }
  .store-badges {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 10px;
  }
  .store-badge {
    display: flex;
    width: 100%;
    max-width: 100%;
    justify-content: center;
    box-sizing: border-box;
  }
  .store-badge-copy {
    align-items: center;
    text-align: center;
  }
  .store {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  .store .store-badges {
    width: 100%;
  }
  .store .btn-ghost {
    width: 100%;
    justify-content: center;
  }

  .read-mode-title { display: none; }
  .read-mode-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    height: auto;
    min-height: 0;
    padding:
      max(10px, env(safe-area-inset-top))
      max(16px, env(safe-area-inset-right))
      12px
      max(16px, env(safe-area-inset-left));
  }
  .read-mode-exit {
    align-self: flex-start;
    padding: 4px 0;
    min-height: 0;
    display: inline-flex;
    align-items: center;
    gap: 4px;
  }
  .read-mode-exit-mark { display: inline; margin-right: 2px; }
  .read-mode-exit-long { display: none; }
  .read-mode-controls {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    overflow: visible;
  }
  .read-mode-group {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    width: 100%;
  }
  .read-mode-divider { display: none; }
  .read-mode-chip {
    width: 100%;
    min-width: 0;
    padding: 8px 6px;
    font-size: 11px;
    text-align: center;
  }

  html[data-read-mode="on"] .page-hero {
    padding-top: calc(var(--read-bar-height, 120px) + 18px);
    padding-bottom: 12px;
  }
  html[data-read-mode="on"] .page-hero h1 {
    font-size: clamp(1.5rem, 6.2vw, 1.95rem);
    line-height: 1.2;
  }
  html[data-read-mode="on"] .page-hero .lede {
    font-size: calc(var(--read-size) * 1);
    margin-top: 10px;
    line-height: 1.6;
  }
  html[data-read-mode="on"] .wrap.narrow,
  html[data-read-mode="on"] .page-hero .wrap {
    max-width: none;
    padding-left: max(20px, env(safe-area-inset-left));
    padding-right: max(20px, env(safe-area-inset-right));
  }
  html[data-read-mode="on"] main section {
    padding-top: 0;
    padding-bottom: calc(48px + env(safe-area-inset-bottom));
  }
  html[data-read-mode="on"] .prose h2 { margin-top: 1.6em; }
  html[data-read-mode="on"] .prose blockquote {
    padding: 14px 16px;
    margin-right: 0;
  }
}

@media (min-width: 761px) {
  .read-mode-exit-mark { margin-right: 2px; }
  .read-mode-font-group {
    margin-left: 2px;
    padding-left: 10px;
    border-left: 1px solid #D8CBB2;
  }
  html[data-read-mode="on"] .read-mode-font-group {
    border-left-color: var(--read-border);
  }
}

.blog-footnote {
  color: var(--muted); font-size: 14px; margin-top: 48px; text-align: center;
}
.blog-footnote a { color: var(--teal-text); }
.blog-footnote a:hover { color: var(--text); }

/* ---- FAQ ---- */
.faq { max-width: 780px; margin: 0 auto; }
.faq details {
  border: 1px solid var(--border); border-radius: 14px;
  background: var(--card); padding: 4px 20px; margin-bottom: 12px;
}
.faq summary {
  cursor: pointer; list-style: none; padding: 16px 0;
  font-weight: 600; font-size: 16.5px; color: var(--text);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--teal-text); font-size: 22px; font-weight: 400; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { color: var(--sub); font-size: 15px; line-height: 1.7; padding: 0 0 18px; }
.faq details a { color: var(--teal-text); text-decoration: underline; }

/* ---- final CTA ---- */
.cta-final { text-align: center; }
.cta-final h2 { font-size: clamp(28px,3.8vw,44px); letter-spacing: -0.5px; color: var(--text); }
.cta-final p { color: var(--sub); font-size: 17px; margin: 16px 0 26px; }
.store { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.store .btn { padding: 14px 22px; font-size: 15px; }
.store .store-badges { justify-content: center; }

/* Waitlist */
.waitlist { max-width: 460px; margin: 22px auto 0; }
.waitlist-row { display: flex; gap: 8px; }
.waitlist-input {
  flex: 1;
  min-width: 0;
  padding: 13px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
  outline: none;
}
.waitlist-input:focus { border-color: var(--teal); }
.waitlist-input::placeholder { color: var(--muted); }
.waitlist .btn { white-space: nowrap; }
.waitlist-note { color: var(--muted); font-size: 12.5px; margin-top: 10px; text-align: center; }
.waitlist-msg { font-size: 14px; margin-top: 10px; text-align: center; display: none; }
.waitlist-msg.ok { display: block; color: var(--teal-text); }
.waitlist-msg.err { display: block; color: var(--red); }
/* Hidden from humans; bots love to fill it in. */
.waitlist-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
@media (max-width: 480px) {
  .waitlist-row { flex-direction: column; }
}

/* ---- footer ---- */
footer { border-top: 1px solid var(--border); padding: 36px 0; color: var(--muted); font-size: 13px; background: var(--bg-deep); }
.foot-in { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 16px; }
.foot-cols { display: flex; gap: 44px; flex-wrap: wrap; }
.foot-col h5 { color: var(--slate); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 12px; }
.foot-col a { display: block; color: var(--muted); font-size: 13.5px; margin-bottom: 8px; }
.foot-col a:hover { color: var(--text); }
.disclaimer { color: var(--muted); font-size: 11.5px; line-height: 1.6; margin-top: 26px; max-width: 820px; }

@media (max-width: 900px) {
  .cards, .post-list { grid-template-columns: 1fr; }
}