/* =====================================================================
   Shared stylesheet
   Light-first. Dark mode follows the system (prefers-color-scheme) unless
   the visitor picks a theme with the toggle (html[data-theme]).
   Zero dependencies: custom properties, grid and flexbox only.

   Contents
     1. Design tokens (light, dark)
     2. Base and accessibility
     3. Header and navigation
     4. Hero, page heads, badges, buttons
     5. Sections, grids, panels
     6. Cards, tags, launch buttons, accents
     7. Home: stat strip, trust banner, why cards, app tiles
     8. Apps / Tools: flagship card, filter bar, covers, thumbnails
     9. Product briefs: page-head icon, showcase, photo grid
    10. About: leadership
    11. Pricing
    12. Downloads, blog, notes
    13. Library reader
    14. Footer
    15. Responsive
    16. Motion and print
   ===================================================================== */

/* ---------- 1. Design tokens ---------- */
:root {
  --bg: #ffffff;
  --bg-elev: #f8fafc;
  --surface: #ffffff;
  --border: #e2e8f0;
  --text: #0f172a;
  --muted: #475569;
  --brand: #c2410c;          /* orange, text-safe on white */
  --brand-solid: #ea580c;    /* orange for fills */
  --brand2: #1e293b;         /* slate secondary */
  --ink: #0b1220;            /* footer */
  --on-accent: #ffffff;
  --card-ink: #ffffff;
  --grid-line: rgba(15, 23, 42, .045);
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .06);
  --shadow-hover: 0 2px 4px rgba(15, 23, 42, .05), 0 16px 40px rgba(15, 23, 42, .10);
  --nav-bg: rgba(255, 255, 255, 0.9);
  --font-display: "Poppins", system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 14px;
  --maxw: 1140px;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0b1220;
  --bg-elev: #0f172a;
  --surface: #111a2e;
  --border: rgba(148, 163, 184, .18);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --brand: #fb923c;
  --brand-solid: #ea580c;
  --brand2: #cbd5e1;
  --card-ink: #080c18;
  --grid-line: rgba(148, 163, 184, .06);
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  --shadow-hover: 0 2px 4px rgba(0, 0, 0, .35), 0 16px 40px rgba(0, 0, 0, .35);
  --nav-bg: rgba(8, 12, 24, 0.8);
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b1220;
    --bg-elev: #0f172a;
    --surface: #111a2e;
    --border: rgba(148, 163, 184, .18);
    --text: #e2e8f0;
    --muted: #94a3b8;
    --brand: #fb923c;
    --brand-solid: #ea580c;
    --brand2: #cbd5e1;
    --card-ink: #080c18;
    --grid-line: rgba(148, 163, 184, .06);
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
    --shadow-hover: 0 2px 4px rgba(0, 0, 0, .35), 0 16px 40px rgba(0, 0, 0, .35);
    --nav-bg: rgba(8, 12, 24, 0.8);
    color-scheme: dark;
  }
}

/* ---------- 2. Base and accessibility ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { overflow-x: hidden; }   /* never scroll sideways on small screens */
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}
main { flex: 1; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; margin: 0 0 .5em; letter-spacing: -0.025em; }
p { margin: 0 0 1em; }
a { color: var(--brand); }
img, svg, video { max-width: 100%; height: auto; }
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--brand-solid); color: var(--on-accent); padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; top: 8px; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 6px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* ---------- 3. Header and navigation ---------- */
.site-nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 0;
  box-shadow: 0 1px 0 var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; height: 68px; }
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 700; font-size: 1.05rem;
  color: var(--text); text-decoration: none; letter-spacing: -0.02em;
}
.brand .brand-mark { display: block; height: 32px; width: auto; flex: none; }
.brand .brand-text { color: var(--text); }
.brand .brand-text span {
  background: linear-gradient(90deg, #e11d8f, #f97316); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  display: block; padding: 8px 10px; border-radius: 8px;
  color: var(--muted); text-decoration: none; font-weight: 500; font-size: .9rem;
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--text); background: var(--bg-elev); }
.nav-links a[aria-current="page"] { background: transparent; color: var(--text); font-weight: 600; box-shadow: inset 0 -2px 0 var(--brand-solid); border-radius: 0; }
.nav-tools { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 38px; height: 38px; display: grid; place-items: center;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 9px; cursor: pointer; font-size: 1.05rem;
  transition: border-color .2s;
}
.icon-btn:hover { border-color: var(--brand); }
.menu-btn { display: none; }
/* Eight nav items: switch to the menu button below 1080px */
@media (max-width: 1080px) {
  .menu-btn { display: grid; }
  .nav-links {
    display: none; position: absolute; left: 0; right: 0; top: 68px;
    flex-direction: column; align-items: stretch; gap: 2px;
    padding: 10px 20px 16px; background: var(--bg-elev); border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px; }
  .nav-links a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--brand-solid); background: var(--bg-elev); }
}

/* ---------- 4. Hero, page heads, badges, buttons ---------- */
.hero {
  position: relative; overflow: hidden; text-align: center;
  padding: 96px 0 80px;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  border-bottom: 1px solid var(--border);
}
.hero::before { /* soft glow, fading the grid into the page */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(50% 60% at 50% 0%, color-mix(in srgb, var(--brand-solid) 9%, transparent), transparent 70%),
    linear-gradient(to bottom, transparent 55%, var(--bg));
}
.hero > .wrap { position: relative; }
.hero h1 {
  font-size: clamp(2.1rem, 5.2vw, 3.5rem); font-weight: 700; line-height: 1.12;
  max-width: 900px; margin: 0 auto .35em;
}
.hero h1 .accent { color: var(--brand); }
.hero h1 .accent2 { color: var(--brand2); }
.hero p.lead { max-width: 680px; margin: 0 auto 28px; color: var(--muted); font-size: clamp(1rem, 2vw, 1.08rem); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.hero-logo { display: block; width: min(360px, 80%); height: auto; margin: 0 auto 22px; }

.page-head {
  padding: 72px 0 40px; text-align: center;
  background-color: var(--bg-elev);
  background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  border-bottom: 1px solid var(--border);
}
.page-head h1 { font-size: clamp(1.9rem, 4.6vw, 2.9rem); font-weight: 700; }
.page-head p { color: var(--muted); max-width: 620px; margin: 0 auto 1.5em; font-size: 1.05rem; }
.page-head-icon {
  display: block; width: 64px; height: 64px; margin: 0 auto 16px;
  border-radius: 16px; box-shadow: var(--shadow);
}

.badge {
  display: inline-flex; align-items: center;
  padding: 5px 12px; margin-bottom: 18px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface); color: var(--muted);
  font-size: .72rem; font-weight: 700; letter-spacing: .12em; box-shadow: var(--shadow);
}

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: 10px; font-weight: 600; font-size: .95rem;
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: transform .2s, box-shadow .2s, background .2s, border-color .2s;
}
.btn-primary { background: var(--brand-solid); color: #fff; box-shadow: 0 1px 2px rgba(0, 0, 0, .08); }
.btn-primary:hover { transform: translateY(-2px); background: #c2410c; box-shadow: 0 6px 18px rgba(234, 88, 12, .25); }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--text); transform: translateY(-2px); }

/* ---------- 5. Sections, grids, panels ---------- */
.section { padding: 72px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.section-head h2 { font-size: clamp(1.6rem, 3.6vw, 2.2rem); }
.section-head p { color: var(--muted); }
.eyebrow { color: var(--brand); font-weight: 700; font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; display: block; margin-bottom: 10px; }

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.prose { max-width: 720px; margin: 0 auto; }
.prose p { color: var(--muted); }
.values { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.values.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.values .panel h3 { font-size: 1.08rem; color: var(--text); }
.values .panel p { color: var(--muted); margin: 0; }
.plain { padding-left: 1.1em; margin: 0; color: var(--muted); }
.plain li { margin-bottom: .45em; }

/* ---------- 6. Cards, tags, launch buttons, accents ---------- */
.card {
  --accent: var(--brand);
  position: relative; display: flex; flex-direction: column;
  padding: 28px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.card::before { /* accent bar */
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: var(--accent); border-radius: var(--radius) var(--radius) 0 0; opacity: .9;
}
.card:hover, .card:focus-within {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  box-shadow: var(--shadow-hover);
}
.card-icon {
  width: 46px; height: 46px; display: grid; place-items: center; margin-bottom: 16px;
  border-radius: 12px; color: var(--accent); border: 0;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}
.card-icon svg { width: 22px; height: 22px; }
.tag {
  align-self: flex-start; padding: 3px 10px; border-radius: 999px; margin-bottom: 12px;
  font-size: .68rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--muted); background: var(--bg-elev); border: 1px solid var(--border);
}
.card h3 { font-size: 1.3rem; margin-bottom: .4em; }
.card p { color: var(--muted); flex: none; }
.card > .launch, .card .card-actions { margin-top: auto; padding-top: 6px; }
.card-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

.launch {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: 9px; font-weight: 600; font-size: .92rem;
  color: #fff; background: var(--brand-solid); text-decoration: none;
  transition: transform .2s, filter .2s;
}
.launch:hover { background: #c2410c; }
.launch span { transition: transform .2s; }
.launch:hover span { transform: translate(2px, -2px); }
.text-link { color: var(--brand); font-weight: 600; font-size: .92rem; text-decoration: none; }
.text-link:hover { text-decoration: underline; }

.free-pill {
  position: absolute; top: 24px; right: 24px;
  padding: 3px 10px; border-radius: 999px;
  font-size: .66rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  color: #047857; background: #ecfdf5; border: 1px solid #a7f3d0;
}
:root[data-theme="dark"] .free-pill { color: #6ee7b7; background: rgba(16, 185, 129, .12); border-color: rgba(16, 185, 129, .35); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .free-pill { color: #6ee7b7; background: rgba(16, 185, 129, .12); border-color: rgba(16, 185, 129, .35); } }

.feat { list-style: none; padding: 0; margin: 0 0 14px; color: var(--muted); font-size: .94rem; }
.feat li { position: relative; padding-left: 22px; margin-bottom: 7px; }
.feat li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 800; }
.card .feat { flex: none; margin-top: 4px; }
.best { font-size: .9rem; margin-bottom: 18px; flex: none; }
.card .best { color: var(--muted); margin-top: 0; }

/* Per-card accents: deeper on white, lighter on dark */
.c-teal { --accent: #0f766e; }
.c-amber { --accent: #b45309; }
.c-violet { --accent: #4f46e5; }
.c-pink { --accent: #be185d; }
.c-orange { --accent: #c2410c; }
.c-blue { --accent: #0369a1; }
.c-indigo { --accent: #3730a3; }
:root[data-theme="dark"] .c-teal { --accent: #2dd4bf; }
:root[data-theme="dark"] .c-amber { --accent: #fbbf24; }
:root[data-theme="dark"] .c-violet { --accent: #a5b4fc; }
:root[data-theme="dark"] .c-pink { --accent: #f9a8d4; }
:root[data-theme="dark"] .c-orange { --accent: #fb923c; }
:root[data-theme="dark"] .c-blue { --accent: #7dd3fc; }
:root[data-theme="dark"] .c-indigo { --accent: #a5b4fc; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .c-teal { --accent: #2dd4bf; }
  :root:not([data-theme="light"]) .c-amber { --accent: #fbbf24; }
  :root:not([data-theme="light"]) .c-violet { --accent: #a5b4fc; }
  :root:not([data-theme="light"]) .c-pink { --accent: #f9a8d4; }
  :root:not([data-theme="light"]) .c-orange { --accent: #fb923c; }
  :root:not([data-theme="light"]) .c-blue { --accent: #7dd3fc; }
  :root:not([data-theme="light"]) .c-indigo { --accent: #a5b4fc; }
}

/* ---------- 7. Home: stat strip, trust banner, why cards, app tiles ---------- */
.stat-strip { border-bottom: 1px solid var(--border); background: var(--surface); }
.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat-grid > div { padding: 26px 16px; text-align: center; border-left: 1px solid var(--border); }
.stat-grid > div:first-child { border-left: 0; }
.stat-grid b { display: block; font-family: var(--font-display); font-size: 2rem; line-height: 1.1; color: var(--text); }
.stat-grid span { color: var(--muted); font-size: .88rem; }
.stat-grid a { color: var(--muted); text-decoration: none; border-bottom: 1px dashed var(--border); }
.stat-grid a:hover { color: var(--brand); }
/* Product spec strips: short text values instead of big numbers */
.stat-grid.spec b { font-size: 1.02rem; line-height: 1.3; margin-bottom: 4px; }

.trust-banner {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0;
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(135deg, color-mix(in srgb, #e11d8f 6%, var(--surface)), color-mix(in srgb, #f97316 6%, var(--surface)));
  box-shadow: var(--shadow);
}
.trust-item { display: flex; align-items: center; gap: 12px; padding: 18px 20px; border-left: 1px solid var(--border); }
.trust-item:first-child { border-left: 0; }
.trust-item svg { width: 24px; height: 24px; flex: none; color: var(--brand); }
.trust-item b { display: block; font-size: .9rem; line-height: 1.3; color: var(--text); }
.trust-item span { display: block; font-size: .78rem; color: var(--muted); line-height: 1.4; }

.why-card { position: relative; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--brand) 40%, var(--border)); }
.why-ico {
  display: grid; place-items: center; width: 46px; height: 46px; margin-bottom: 14px; border-radius: 12px; font-size: 1.4rem;
  color: var(--brand);
  background: linear-gradient(135deg, color-mix(in srgb, #e11d8f 14%, transparent), color-mix(in srgb, #f97316 14%, transparent));
}
.why-ico svg { width: 24px; height: 24px; }

.tile { position: relative; transition: transform .2s, box-shadow .2s, border-color .2s; }
.tile h3 a { color: var(--text); text-decoration: none; }
.tile h3 a::after { content: ""; position: absolute; inset: 0; }
.tile:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); border-color: color-mix(in srgb, var(--brand-solid) 35%, var(--border)); }
.tile h3::after { content: " →"; color: var(--brand); }

/* Rich app tiles (home bento grid) */
.app-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.app-tile { display: flex; flex-direction: column; gap: 10px; padding: 22px; }
.app-tile .tile-top { display: flex; align-items: center; gap: 12px; }
.app-tile .tile-top img { width: 40px; height: 40px; flex: none; border-radius: 10px; }
.app-tile .tile-top .tag { margin: 0; }
.app-tile .plan-badge { margin-left: auto; }
.app-tile h3 { font-size: 1.12rem; margin: 4px 0 0; }
.app-tile h3::after { content: none; }
.app-tile p { color: var(--muted); font-size: .93rem; margin: 0; flex: 1; }
.app-tile .tile-actions { display: flex; gap: 16px; align-items: center; padding-top: 8px; margin-top: auto; border-top: 1px solid var(--border); }
.app-tile .tile-actions a { font-size: .88rem; font-weight: 600; text-decoration: none; color: var(--brand); }
.app-tile .tile-actions a:hover { text-decoration: underline; }
.app-tile .tile-actions a.overview { color: var(--muted); }
.plan-badge {
  flex: none; padding: 2px 9px; border-radius: 999px;
  font-size: .64rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
  color: #047857; background: #ecfdf5; border: 1px solid #a7f3d0;
}
:root[data-theme="dark"] .plan-badge { color: #6ee7b7; background: rgba(16, 185, 129, .12); border-color: rgba(16, 185, 129, .35); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .plan-badge { color: #6ee7b7; background: rgba(16, 185, 129, .12); border-color: rgba(16, 185, 129, .35); } }

.expert-callout {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 24px; align-items: center;
}
.expert-callout img { width: 84px; height: 84px; border-radius: 50%; object-fit: cover; object-position: center 18%; box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand-solid) 18%, transparent); }
.expert-callout h2 { font-size: 1.35rem; margin-bottom: .3em; }
.expert-callout p { color: var(--muted); margin: 0; }

/* ---------- 8. Apps / Tools: flagship card, filter bar, covers, thumbnails ---------- */
.app-head { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; padding-right: 64px; }
.app-thumb { width: 56px; height: 56px; flex: none; border-radius: 14px; object-fit: cover; box-shadow: 0 1px 2px rgba(15, 23, 42, .12); }
.app-head .tag { margin-bottom: 6px; }
.app-head h3 { margin: 0; line-height: 1.2; }

.card-cover {
  width: calc(100% + 56px); max-width: none; height: 190px;
  object-fit: cover; object-position: center 62%;
  margin: -28px -28px 18px; border-radius: var(--radius) var(--radius) 0 0;
}
.card-cover.cover-top { object-position: center top; }
.card:has(.card-cover) .free-pill { top: 204px; }   /* pill sits just below a cover */

.card-flagship {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 0; padding: 0;
}
.card-flagship .flagship-media { position: relative; min-height: 100%; background: #1e3a8a; }
.card-flagship .flagship-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.card-flagship .flagship-body { position: relative; display: flex; flex-direction: column; padding: 32px; }
.card-flagship .flagship-body .free-pill { top: 32px; right: 32px; }
.card-flagship .flagship-label { font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin: 0 0 10px; }

.filter-bar { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 0 0 28px; }
.filter-pill {
  padding: 8px 16px; border-radius: 999px; cursor: pointer;
  font: 600 .88rem/1.2 var(--font-body); color: var(--muted);
  background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow);
  transition: color .2s, border-color .2s, background .2s;
}
.filter-pill:hover { color: var(--text); border-color: var(--text); }
.filter-pill[aria-pressed="true"] { color: #fff; background: var(--brand-solid); border-color: var(--brand-solid); }
.filter-status { text-align: center; color: var(--muted); font-size: .88rem; margin: -14px 0 22px; }
.grid .card[hidden] { display: none; }

/* ---------- 9. Product briefs: showcase, photo grid ---------- */
.showcase { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: center; margin-bottom: 40px; }
.showcase img { width: 100%; height: auto; border-radius: var(--radius); box-shadow: var(--shadow); }
.showcase h2 { margin-top: 4px; }
.showcase p { color: var(--muted); }
.photo-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.photo-grid figure { margin: 0; padding: 0; overflow: hidden; }
.photo-grid figure img { width: 100%; height: 260px; object-fit: cover; display: block; }
.photo-grid figcaption { padding: 18px 22px 22px; }
.photo-grid figcaption h3 { font-size: 1.15rem; margin: 0 0 6px; }
.photo-grid figcaption p { margin: 0; font-size: .94rem; }

/* ---------- 10. About: leadership ---------- */
.team { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.team.solo { grid-template-columns: minmax(0, 640px); justify-content: center; }
.member { text-align: center; align-items: center; }
.member::before { left: 50%; right: auto; width: 64px; transform: translateX(-50%); }
.avatar {
  width: 112px; height: 112px; border-radius: 50%; margin: 6px auto 18px; overflow: hidden; flex: none;
  display: grid; place-items: center; color: #fff;
  font-family: var(--font-display); font-weight: 700; font-size: 2.1rem; letter-spacing: .02em;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 45%, var(--brand2)));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}
.avatar img { width: 100%; height: 100%; object-fit: cover; object-position: center 18%; }
.member h3 { font-size: 1.3rem; margin-bottom: 2px; }
.member .title { color: var(--accent); font-weight: 700; font-size: .92rem; margin: 0 0 14px; flex: none; }
.member p { text-align: left; font-size: .95rem; }
.member .card-actions { justify-content: center; }

/* ---------- 11. Pricing ---------- */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; }
.plan { gap: 4px; }
.plan .plan-name { font-weight: 700; font-size: 1.05rem; color: var(--text); }
.plan .price { font-family: var(--font-display); font-size: 2rem; font-weight: 700; color: var(--accent); line-height: 1.2; margin: 6px 0 0; }
.plan .price small { font-size: .9rem; font-weight: 600; color: var(--muted); }
.plan .price.price-text { font-size: 1.5rem; white-space: nowrap; line-height: 1.6; }
.plan .per { color: var(--muted); font-size: .88rem; margin: 0 0 14px; flex: none; }
.plan .feat { flex: 1; }
.plan.featured { border-color: var(--accent); box-shadow: var(--shadow), 0 0 0 1px color-mix(in srgb, var(--accent) 40%, transparent); }
.plan .ribbon {
  position: absolute; top: 16px; right: 16px; padding: 3px 10px; border-radius: 999px;
  font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
  color: var(--on-accent); background: var(--brand-solid);
}
.plan .ribbon + .plan-name { padding-right: 84px; }
.price-group { margin-bottom: 56px; }
.price-group .section-head { text-align: left; margin-bottom: 20px; max-width: none; }
.price-group .section-head h2 { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.price-group .section-head img { width: 40px; height: 40px; }
.free-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 14px; }
.free-list a {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px; text-decoration: none; color: var(--text); font-weight: 600;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
}
.free-list a:hover { border-color: var(--brand); }
.free-list img { width: 36px; height: 36px; }
.free-list span { margin-left: auto; flex: none; padding-left: 8px; font-size: .72rem; font-weight: 800; letter-spacing: .08em; color: var(--brand); }

/* ---------- 12. Downloads, blog, notes ---------- */
.meta { color: var(--muted); font-size: .85rem; margin: -6px 0 16px; }
.steps { padding-left: 1.2em; color: var(--muted); }
.steps li { margin-bottom: .5em; }
.note { font-size: .9rem; color: var(--muted); }
.post-card h3 a { color: inherit; text-decoration: none; }
.post-card h3 a::after { content: ""; position: absolute; inset: 0; } /* whole card clickable */
.post-meta { color: var(--muted); font-size: .85rem; margin: 0 0 10px; }
.read-more { color: var(--accent); font-weight: 700; font-size: .92rem; }
.post-card .read-more { color: var(--brand); }
.article { max-width: 720px; margin: 0 auto; }
.article h2 { font-size: 1.5rem; margin-top: 1.8em; }
.article h3 { font-size: 1.2rem; margin-top: 1.5em; }
.article p, .article li { color: var(--text); }
.article ul, .article ol { padding-left: 1.3em; margin: 0 0 1em; }
.article li { margin-bottom: .35em; }
.back-link { display: inline-block; margin-bottom: 18px; font-weight: 600; text-decoration: none; }
.fineprint { font-size: .8rem; color: var(--muted); max-width: 720px; margin: 0 auto 10px; }

/* ---------- 13. Library reader (read-online guides) ---------- */
.reader {
  display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 32px;
  max-width: 1240px; margin: 0 auto; padding: 24px 20px 56px;
  -webkit-user-select: none; user-select: none; -webkit-touch-callout: none;
}
.reader img { -webkit-user-drag: none; user-drag: none; pointer-events: none; }
.toc {
  position: sticky; top: 76px; align-self: start;
  max-height: calc(100vh - 96px); overflow: auto;
  padding: 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  font-size: .86rem;
}
.toc-title { font-family: var(--font-display); font-weight: 700; margin: 0 0 10px; line-height: 1.3; }
.toc-title a { color: var(--text); text-decoration: none; }
.toc ol { list-style: none; margin: 0; padding: 0; }
.toc li a { display: block; padding: 6px 8px; border-radius: 8px; color: var(--muted); text-decoration: none; line-height: 1.35; }
.toc li a:hover { background: var(--bg-elev); color: var(--text); }
.toc li a[aria-current="page"] { background: color-mix(in srgb, var(--brand-solid) 14%, transparent); color: var(--text); font-weight: 700; }
.toc-toggle { display: none; }
.doc { min-width: 0; max-width: 820px; }
.doc h1 { font-size: clamp(1.6rem, 4vw, 2.3rem); margin: .4em 0 .6em; }
.doc h2 { font-size: 1.4rem; margin: 1.8em 0 .5em; }
.doc h3 { font-size: 1.15rem; margin: 1.5em 0 .4em; }
.doc h4 { font-size: 1.02rem; margin: 1.3em 0 .3em; }
.doc p, .doc li { color: var(--text); }
.doc ul, .doc ol { padding-left: 1.3em; margin: 0 0 1em; }
.doc a { color: var(--brand); }
.doc img { /* clean, uniform, readable in both themes */
  display: block; width: auto; max-width: 100%; height: auto; max-height: 560px;
  object-fit: contain; margin: 1.4em auto; padding: 10px;
  background: #fff; border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow);
}
.doc p:has(> img:only-child) { text-align: center; }
.doc .tbl { overflow-x: auto; margin: 1em 0; border: 1px solid var(--border); border-radius: 10px; }
.doc table { border-collapse: collapse; width: 100%; font-size: .88rem; }
.doc th, .doc td { padding: 8px 10px; border: 1px solid var(--border); vertical-align: top; text-align: left; }
.doc th { background: var(--bg-elev); font-weight: 700; }
.doc .cover { margin-bottom: 24px; }
.crumbs { font-size: .85rem; color: var(--muted); margin: 0 0 8px; }
.crumbs a { color: var(--muted); }
.pager { display: flex; justify-content: space-between; gap: 16px; margin: 40px 0 20px; padding-top: 20px; border-top: 1px solid var(--border); }
.pager a { color: var(--brand); font-weight: 600; text-decoration: none; max-width: 48%; }

/* ---------- 14. Footer (dark in both themes) ---------- */
.site-footer { background: var(--ink); color: #94a3b8; text-align: left; padding: 56px 0 0; border-top: 0; font-size: .92rem; }
.site-footer a { color: #cbd5e1; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: none; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand p { color: #94a3b8; max-width: 380px; margin: 14px 0 0; }
.site-footer .fineprint { font-size: .8rem; color: #64748b; margin: 12px 0 0; max-width: 380px; }
.site-footer .brand .brand-mark { height: 30px; }
.site-footer .brand .brand-text { color: #f1f5f9; }
.site-footer .brand .brand-text span { background: linear-gradient(90deg, #22d3ee, #4ade80); -webkit-background-clip: text; background-clip: text; color: transparent; }
.footer-col h2 { font-family: var(--font-body); font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: #e2e8f0; margin: 6px 0 14px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 9px; }
.footer-col a { display: inline-flex; align-items: center; gap: 8px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding: 18px 20px; border-top: 1px solid rgba(148, 163, 184, .15); font-size: .82rem; color: #64748b; }
.footer-bottom p { margin: 0; }
.footer-disclaimer { padding: 14px 20px 22px; border-top: 1px solid rgba(148, 163, 184, .12); }
.footer-disclaimer p { margin: 0; font-size: .82rem; color: #94a3b8; text-align: center; }
.footer-disclaimer strong { color: #e2e8f0; }

/* ---------- 15. Responsive ---------- */
@media (max-width: 1000px) {
  .app-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust-banner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust-item:nth-child(3) { border-left: 0; }
  .trust-item:nth-child(n+3) { border-top: 1px solid var(--border); }
}
@media (max-width: 900px) {
  .reader { grid-template-columns: 1fr; gap: 14px; }
  .toc-toggle {
    display: inline-flex; width: max-content; padding: 8px 16px; font-weight: 700; cursor: pointer;
    background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 10px;
  }
  .toc { display: none; position: static; max-height: 60vh; }
  .toc.open { display: block; }
  .team { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .showcase { grid-template-columns: 1fr; gap: 24px; }
  .photo-grid { grid-template-columns: 1fr; }
  .photo-grid figure img { height: 240px; }
  .card-flagship { grid-template-columns: 1fr; }
  .card-flagship .flagship-media { min-height: 0; height: 220px; }
}
@media (max-width: 860px) { .values.three { grid-template-columns: 1fr 1fr; } }
@media (max-width: 760px) {
  .section { padding: 48px 0; }
  .page-head { padding: 48px 0 32px; }
  .hero { padding: 64px 0 56px; }
  .hero-cta .btn { width: 100%; max-width: 320px; justify-content: center; }
  .card { padding: 22px; }
  .card-cover { width: calc(100% + 44px); margin: -22px -22px 16px; }
  .card:has(.card-cover) .free-pill { top: 200px; }
  .card-flagship { padding: 0; }
  .card-flagship .flagship-body { padding: 24px 22px; }
  .card-flagship .flagship-body .free-pill { top: 24px; right: 22px; }
  .app-head { padding-right: 56px; }
  .free-pill { top: 18px; right: 18px; }
  .card-actions { gap: 12px; }
  .stat-grid b { font-size: 1.6rem; }
  .stat-grid.spec b { font-size: .98rem; }
  .doc h1 { font-size: 1.6rem; }
  .doc .tbl table { font-size: .82rem; }
  .doc th, .doc td { padding: 6px 8px; }
  .doc img { max-height: 380px; padding: 6px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .expert-callout { grid-template-columns: 1fr; text-align: center; justify-items: center; }
}
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stat-grid > div:nth-child(3) { border-left: 0; }
  .stat-grid > div:nth-child(n+3) { border-top: 1px solid var(--border); }
  .app-grid { grid-template-columns: 1fr; }
  .trust-banner { grid-template-columns: 1fr; }
  .trust-item { border-left: 0; }
  .trust-item:nth-child(n+2) { border-top: 1px solid var(--border); }
}
@media (max-width: 560px) { .values.three { grid-template-columns: 1fr; } }
@media (max-width: 420px) {
  .brand .brand-text { font-size: .95rem; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 380px) {
  .wrap { padding: 0 16px; }
  .brand .brand-text { font-size: .9rem; }
  .brand .brand-mark { height: 26px; }
  .icon-btn { width: 36px; height: 36px; }
  .nav-tools { gap: 6px; }
}

/* ---------- 16. Motion and print ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .card:hover, .card:focus-within, .btn:hover, .launch:hover, .tile:hover, .why-card:hover { transform: none; }
}
/* Printing is not offered for reader pages */
@media print {
  .reader, .reader * { display: none !important; }
  .reader + script + footer::before, body:has(.reader)::before { content: "Printing is not available for this document."; display: block; padding: 24px; font-size: 1.2rem; }
}