/* xou-main.css — Xoul App (xoulapp.com)
   Brand prefix: xou
   Palette: dark navy #1A2535, cream #F7F3EE, sage-teal #2D7A69
   Typography: Lora (display) + Inter (body) + JetBrains Mono (data)
*/

/* =========================================================
   CSS CUSTOM PROPERTIES
   ========================================================= */
:root {
  --xou-brand:             #1A2535;
  --xou-bg-dark:           #1A2535;
  --xou-bg-dark-alt:       #222E3F;
  --xou-bg-light:          #F7F3EE;
  --xou-bg-light-alt:      #EDE8E0;
  --xou-bg-white:          #FFFFFF;
  --xou-accent:            #2D7A69;
  --xou-accent-aa-light:   #1F6254;
  --xou-accent-aa-dark:    #5EC9B2;
  --xou-fg-light-primary:  #1A2535;
  --xou-fg-light-sec:      #4A5568;
  --xou-fg-dark-primary:   #F0EDE8;
  --xou-fg-dark-sec:       #9AADA8;
  --xou-border-light:      #D8D2C8;
  --xou-border-dark:       #2E3D50;
  --xou-amber:             #C8842A;
  --xou-container:         1140px;
  --xou-text-col:          680px;
  --xou-radius:            12px;
  --xou-radius-sm:         8px;
  --xou-shadow:            0 4px 24px rgba(26,37,53,0.12);
  --xou-shadow-card:       0 2px 12px rgba(26,37,53,0.08);
}

/* =========================================================
   RESET & BASE
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--xou-fg-light-primary);
  background: var(--xou-bg-light);
  -webkit-font-smoothing: antialiased;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

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

ul { list-style: none; }

/* =========================================================
   TYPOGRAPHY
   ========================================================= */
h1, h2, h3, h4 {
  font-family: 'Lora', Georgia, serif;
  line-height: 1.2;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 600; }
h3 { font-size: 1.25rem; font-family: 'Inter', sans-serif; font-weight: 600; line-height: 1.3; }
p  { font-size: 1rem; line-height: 1.65; }

.xou-eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  line-height: 1;
}

.xou-body-lg { font-size: 1.125rem; line-height: 1.7; }
.xou-caption { font-size: 0.875rem; line-height: 1.5; }
.xou-mono    { font-family: 'JetBrains Mono', 'Courier New', monospace; font-size: 0.9rem; line-height: 1.5; }

/* =========================================================
   LAYOUT CONTAINERS
   ========================================================= */
.xou-container {
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.xou-text-col {
  max-width: var(--xou-text-col);
}

/* =========================================================
   BUTTONS
   ========================================================= */
.xou-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--xou-radius-sm);
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.18s, color 0.18s, border-color 0.18s, box-shadow 0.18s;
  text-decoration: none;
  white-space: nowrap;
}

.xou-btn--primary {
  background: var(--xou-accent-aa-light);
  color: #fff;
  border-color: var(--xou-accent-aa-light);
}
.xou-btn--primary:hover {
  background: #185044;
  border-color: #185044;
  box-shadow: 0 2px 12px rgba(31,98,84,0.28);
}

.xou-btn--outline-dark {
  background: transparent;
  color: var(--xou-fg-dark-primary);
  border-color: rgba(240,237,232,0.45);
}
.xou-btn--outline-dark:hover {
  background: rgba(240,237,232,0.10);
  border-color: rgba(240,237,232,0.75);
}

.xou-btn--outline-light {
  background: transparent;
  color: var(--xou-fg-light-primary);
  border-color: var(--xou-border-light);
}
.xou-btn--outline-light:hover {
  background: var(--xou-bg-light-alt);
  border-color: var(--xou-fg-light-primary);
}

.xou-btn--ghost-light {
  background: transparent;
  color: var(--xou-accent-aa-light);
  border-color: transparent;
  padding-left: 0;
}
.xou-btn--ghost-light:hover {
  color: #185044;
  text-decoration: underline;
}

.xou-btn--ghost-dark {
  background: transparent;
  color: var(--xou-accent-aa-dark);
  border-color: transparent;
}
.xou-btn--ghost-dark:hover {
  color: #8eddd3;
}

.xou-btn--lg {
  padding: 15px 32px;
  font-size: 1rem;
}

.xou-btn--sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

/* =========================================================
   NAV
   ========================================================= */
.xou-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  transition: background 0.25s, box-shadow 0.25s;
}

/* Dark-top pages: nav transparent over hero, solid on scroll */
body.xou-page--dark-top .xou-nav {
  background: transparent;
}
body.xou-page--dark-top .xou-nav.xou-nav--scrolled {
  background: var(--xou-bg-dark);
  box-shadow: 0 1px 0 var(--xou-border-dark);
}

/* Light-top pages: nav always solid dark */
body.xou-page--light-top .xou-nav {
  background: var(--xou-bg-dark);
  box-shadow: 0 1px 0 var(--xou-border-dark);
}

.xou-nav__inner {
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.xou-nav__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.xou-nav__logo img {
  height: 32px;
  width: auto;
  max-width: 140px;
}

.xou-nav__links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
}

.xou-nav__links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(240,237,232,0.85);
  padding: 6px 12px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}
.xou-nav__links a:hover {
  color: #fff;
  background: rgba(255,255,255,0.07);
}

.xou-nav__cta {
  flex-shrink: 0;
}

.xou-nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
}
.xou-nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--xou-fg-dark-primary);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}
.xou-nav__hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.xou-nav__hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.xou-nav__hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav */
.xou-nav__mobile {
  display: none;
  flex-direction: column;
  background: var(--xou-bg-dark);
  border-top: 1px solid var(--xou-border-dark);
  padding: 16px;
  gap: 4px;
}
.xou-nav__mobile.xou-nav__mobile--open {
  display: flex;
}
.xou-nav__mobile a {
  font-size: 1rem;
  font-weight: 500;
  color: rgba(240,237,232,0.85);
  padding: 10px 12px;
  border-radius: 8px;
  transition: background 0.15s;
}
.xou-nav__mobile a:hover {
  background: rgba(255,255,255,0.07);
  color: #fff;
}
.xou-nav__mobile .xou-btn {
  margin-top: 8px;
  justify-content: center;
  width: 100%;
}

@media (max-width: 820px) {
  .xou-nav__links, .xou-nav__cta { display: none; }
  .xou-nav__hamburger { display: flex; }
}

/* =========================================================
   HERO (Homepage — dark)
   ========================================================= */
.xou-hero {
  position: relative;
  background: var(--xou-bg-dark);
  color: var(--xou-fg-dark-primary);
  padding: 120px 0 96px;
  overflow: hidden;
  margin-top: -64px; /* pull up under sticky nav */
  padding-top: calc(120px + 64px);
}

.xou-hero__bg-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.xou-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 64px;
  align-items: center;
}

.xou-hero__content {}

.xou-hero__eyebrow {
  color: var(--xou-accent-aa-dark);
  margin-bottom: 20px;
}

.xou-hero__h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.12;
  color: var(--xou-fg-dark-primary);
  margin-bottom: 24px;
}

.xou-hero__snippet {
  display: inline-block;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(94,201,178,0.25);
  border-radius: 6px;
  padding: 8px 14px;
  margin-bottom: 28px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  color: var(--xou-accent-aa-dark);
  line-height: 1.4;
}

.xou-hero__sub {
  font-size: 1.125rem;
  line-height: 1.7;
  color: rgba(240,237,232,0.78);
  margin-bottom: 40px;
  max-width: 520px;
}

.xou-hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.xou-hero__visual {
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
}
.xou-hero__visual img {
  max-height: 540px;
  width: auto;
  border-radius: 16px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.45);
}

@media (max-width: 1000px) {
  .xou-hero__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .xou-hero__visual {
    justify-content: center;
  }
  .xou-hero__visual img {
    max-height: 360px;
  }
}

/* =========================================================
   SUB-PAGE HERO (light or dark, compact)
   ========================================================= */
.xou-subhero {
  padding: 80px 0 64px;
}

.xou-subhero--dark {
  background: var(--xou-bg-dark);
  color: var(--xou-fg-dark-primary);
  position: relative;
  overflow: hidden;
  margin-top: -64px;
  padding-top: calc(80px + 64px);
}

.xou-subhero--light {
  background: var(--xou-bg-light);
  color: var(--xou-fg-light-primary);
}

.xou-subhero--cream {
  background: var(--xou-bg-light-alt);
  color: var(--xou-fg-light-primary);
}

.xou-subhero__bg-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.045;
}

.xou-subhero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.xou-subhero__eyebrow {
  margin-bottom: 16px;
}
.xou-subhero--dark .xou-subhero__eyebrow {
  color: var(--xou-accent-aa-dark);
}
.xou-subhero--light .xou-subhero__eyebrow,
.xou-subhero--cream .xou-subhero__eyebrow {
  color: var(--xou-accent-aa-light);
}

.xou-subhero__h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 16px;
  max-width: 740px;
}
.xou-subhero--dark .xou-subhero__h1 { color: var(--xou-fg-dark-primary); }
.xou-subhero--light .xou-subhero__h1,
.xou-subhero--cream .xou-subhero__h1 { color: var(--xou-fg-light-primary); }

.xou-subhero__sub {
  font-size: 1.075rem;
  line-height: 1.65;
  max-width: 560px;
}
.xou-subhero--dark .xou-subhero__sub { color: rgba(240,237,232,0.72); }
.xou-subhero--light .xou-subhero__sub,
.xou-subhero--cream .xou-subhero__sub { color: var(--xou-fg-light-sec); }

/* =========================================================
   SECTIONS — GENERIC STRUCTURE
   ========================================================= */
.xou-section {
  padding: 96px 0;
}
.xou-section--tight { padding: 72px 0; }
.xou-section--dark {
  background: var(--xou-bg-dark);
  color: var(--xou-fg-dark-primary);
}
.xou-section--dark-alt {
  background: var(--xou-bg-dark-alt);
  color: var(--xou-fg-dark-primary);
}
.xou-section--light { background: var(--xou-bg-light); }
.xou-section--light-alt { background: var(--xou-bg-light-alt); }
.xou-section--white { background: var(--xou-bg-white); }
.xou-section--cream { background: var(--xou-bg-light-alt); }

.xou-section__header {
  text-align: center;
  margin-bottom: 56px;
}
.xou-section__eyebrow {
  margin-bottom: 12px;
}
.xou-section--dark .xou-section__eyebrow,
.xou-section--dark-alt .xou-section__eyebrow {
  color: var(--xou-accent-aa-dark);
}
.xou-section--light .xou-section__eyebrow,
.xou-section--light-alt .xou-section__eyebrow,
.xou-section--white .xou-section__eyebrow,
.xou-section--cream .xou-section__eyebrow {
  color: var(--xou-accent-aa-light);
}

.xou-section__h2 {
  color: inherit;
  margin-bottom: 16px;
}
.xou-section--light .xou-section__h2,
.xou-section--light-alt .xou-section__h2,
.xou-section--white .xou-section__h2,
.xou-section--cream .xou-section__h2 {
  color: var(--xou-fg-light-primary);
}
.xou-section--dark .xou-section__h2,
.xou-section--dark-alt .xou-section__h2 {
  color: var(--xou-fg-dark-primary);
}

.xou-section__sub {
  max-width: 560px;
  margin-inline: auto;
}
.xou-section--light .xou-section__sub,
.xou-section--light-alt .xou-section__sub,
.xou-section--white .xou-section__sub,
.xou-section--cream .xou-section__sub {
  color: var(--xou-fg-light-sec);
}
.xou-section--dark .xou-section__sub,
.xou-section--dark-alt .xou-section__sub {
  color: var(--xou-fg-dark-sec);
}

/* Dark section geometric SVG pattern */
.xou-section--dark,
.xou-section--dark-alt,
.xou-hero,
.xou-subhero--dark {
  position: relative;
}
.xou-section--dark > .xou-geo-pattern,
.xou-section--dark-alt > .xou-geo-pattern {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.05;
}
.xou-section--dark > .xou-geo-pattern + *,
.xou-section--dark-alt > .xou-geo-pattern + * {
  position: relative;
  z-index: 1;
}

/* =========================================================
   FEATURE STRIP (3-col icon strip)
   ========================================================= */
.xou-feature-strip {
  background: var(--xou-bg-light-alt);
  padding: 64px 0;
}

.xou-feature-strip__grid {
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.xou-feature-strip__item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.xou-feature-strip__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(31,98,84,0.10);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--xou-accent-aa-light);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.xou-feature-strip__label {
  font-weight: 600;
  font-size: 1rem;
  color: var(--xou-fg-light-primary);
}
.xou-feature-strip__desc {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.55;
}

@media (max-width: 700px) {
  .xou-feature-strip__grid { grid-template-columns: 1fr; gap: 28px; }
}

/* =========================================================
   SPLIT SECTION (text + image)
   ========================================================= */
.xou-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}
.xou-split--reverse { direction: rtl; }
.xou-split--reverse > * { direction: ltr; }

.xou-split__text {}
.xou-split__eyebrow { margin-bottom: 14px; }
.xou-split__h2 { margin-bottom: 16px; }
.xou-split__body {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--xou-fg-light-sec);
  margin-bottom: 28px;
}
.xou-section--dark .xou-split__body,
.xou-section--dark-alt .xou-split__body {
  color: var(--xou-fg-dark-sec);
}

.xou-split__visual img {
  border-radius: var(--xou-radius);
  box-shadow: var(--xou-shadow);
  width: 100%;
}

@media (max-width: 820px) {
  .xou-split { grid-template-columns: 1fr; gap: 40px; direction: ltr; }
  .xou-split--reverse { direction: ltr; }
}

/* =========================================================
   SLEEP-WINDOW EXPLAINER SECTION (dark-alt)
   ========================================================= */
.xou-sleep-explainer {
  background: var(--xou-bg-dark-alt);
  color: var(--xou-fg-dark-primary);
  position: relative;
  overflow: hidden;
}

.xou-sleep-explainer__inner {
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.xou-sleep-explainer__eyebrow {
  color: var(--xou-accent-aa-dark);
  margin-bottom: 16px;
}

.xou-sleep-explainer__h2 {
  color: var(--xou-fg-dark-primary);
  font-style: italic;
  margin-bottom: 20px;
}

.xou-sleep-explainer__body {
  color: var(--xou-fg-dark-sec);
  font-size: 1.0625rem;
  line-height: 1.7;
}

@media (max-width: 820px) {
  .xou-sleep-explainer__inner { grid-template-columns: 1fr; gap: 40px; }
}

/* =========================================================
   PEDIATRIC FLAGS PHILOSOPHY (cream)
   ========================================================= */
.xou-flags-section {
  background: var(--xou-bg-light-alt);
  padding: 96px 0;
}

.xou-flags-section__inner {
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 40px;
  align-items: start;
}

.xou-flags-section__icon-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding-top: 4px;
}

.xou-flags-section__icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(200,132,42,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--xou-amber);
  font-size: 1.3rem;
}

.xou-flags-section__content {}
.xou-flags-section__eyebrow {
  color: var(--xou-accent-aa-light);
  margin-bottom: 12px;
}
.xou-flags-section__h2 {
  color: var(--xou-fg-light-primary);
  margin-bottom: 16px;
}
.xou-flags-section__body {
  color: var(--xou-fg-light-sec);
  font-size: 1.0625rem;
  line-height: 1.7;
  max-width: 580px;
  margin-bottom: 28px;
}

@media (max-width: 700px) {
  .xou-flags-section__inner { grid-template-columns: 1fr; }
  .xou-flags-section__icon-col { flex-direction: row; align-items: center; }
}

/* =========================================================
   TESTIMONIALS
   ========================================================= */
.xou-testimonials {
  background: var(--xou-bg-light);
  padding: 96px 0;
}

.xou-testimonials__grid {
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.xou-testimonial-card {
  background: var(--xou-bg-white);
  border: 1px solid var(--xou-border-light);
  border-radius: var(--xou-radius);
  padding: 32px;
  box-shadow: var(--xou-shadow-card);
}

.xou-testimonial-card__quote {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.1rem;
  font-style: italic;
  color: var(--xou-fg-light-primary);
  line-height: 1.65;
  margin-bottom: 24px;
}

.xou-testimonial-card__author {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--xou-fg-light-sec);
}

@media (max-width: 700px) {
  .xou-testimonials__grid { grid-template-columns: 1fr; }
}

/* =========================================================
   DOWNLOAD CTA SECTION
   ========================================================= */
.xou-download-cta {
  background: var(--xou-bg-dark);
  color: var(--xou-fg-dark-primary);
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}

.xou-download-cta__inner {
  position: relative;
  z-index: 1;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  text-align: center;
}

.xou-download-cta__h2 {
  color: var(--xou-fg-dark-primary);
  margin-bottom: 16px;
}

.xou-download-cta__sub {
  color: var(--xou-fg-dark-sec);
  font-size: 1.075rem;
  margin-bottom: 40px;
}

.xou-download-cta__badges {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.xou-app-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: 10px;
  padding: 12px 20px;
  color: var(--xou-fg-dark-primary);
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.18s, border-color 0.18s;
  text-decoration: none;
}
.xou-app-badge:hover {
  background: rgba(255,255,255,0.16);
  border-color: rgba(255,255,255,0.40);
}
.xou-app-badge i {
  font-size: 1.3rem;
  color: var(--xou-fg-dark-primary);
}
.xou-app-badge__label {
  line-height: 1.2;
}
.xou-app-badge__store {
  font-size: 1rem;
  font-weight: 700;
}

/* =========================================================
   FEATURE GRID (4-col cards)
   ========================================================= */
.xou-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.xou-feature-card {
  background: var(--xou-bg-white);
  border: 1px solid var(--xou-border-light);
  border-radius: var(--xou-radius);
  padding: 28px;
  box-shadow: var(--xou-shadow-card);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.xou-feature-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(31,98,84,0.10);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--xou-accent-aa-light);
  font-size: 1.1rem;
}

.xou-feature-card--amber .xou-feature-card__icon {
  background: rgba(200,132,42,0.10);
  color: var(--xou-amber);
}

.xou-feature-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
}

.xou-feature-card__desc {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.6;
}

.xou-feature-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--xou-accent-aa-light);
  margin-top: auto;
}
.xou-feature-card__link:hover {
  text-decoration: underline;
}

@media (max-width: 700px) {
  .xou-feature-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   HOW IT WORKS — 3-step flow
   ========================================================= */
.xou-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.xou-step {
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
}

.xou-step__num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--xou-accent-aa-light);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.xou-section--light-alt .xou-step__num,
.xou-section--light .xou-step__num {
  background: var(--xou-accent-aa-light);
}

.xou-step__title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
}
.xou-section--dark .xou-step__title,
.xou-section--dark-alt .xou-step__title {
  color: var(--xou-fg-dark-primary);
}

.xou-step__desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--xou-fg-light-sec);
}
.xou-section--dark .xou-step__desc,
.xou-section--dark-alt .xou-step__desc {
  color: var(--xou-fg-dark-sec);
}

@media (max-width: 700px) {
  .xou-steps { grid-template-columns: 1fr; gap: 24px; }
}

/* =========================================================
   FAQ ACCORDION
   ========================================================= */
.xou-faq,
.xou-faq-content {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.xou-faq__item {
  border-bottom: 1px solid var(--xou-border-light);
}

.xou-faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
  transition: color 0.15s;
}
.xou-faq__question:hover {
  color: var(--xou-accent-aa-light);
}

.xou-faq__question-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--xou-bg-light-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--xou-fg-light-sec);
  transition: transform 0.2s, background 0.15s;
}
.xou-faq__item.xou-faq__item--open .xou-faq__question-icon {
  transform: rotate(180deg);
  background: var(--xou-accent-aa-light);
  color: #fff;
}

.xou-faq__answer {
  display: none;
  padding: 0 0 20px;
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.65;
}
.xou-faq__item.xou-faq__item--open .xou-faq__answer {
  display: block;
}

/* =========================================================
   PRICING CARDS
   ========================================================= */
.xou-pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 880px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.xou-pricing-card {
  background: var(--xou-bg-white);
  border: 2px solid var(--xou-border-light);
  border-radius: var(--xou-radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.xou-pricing-card--featured {
  border-color: var(--xou-accent-aa-light);
  box-shadow: 0 4px 32px rgba(31,98,84,0.16);
}

.xou-pricing-card__badge {
  display: inline-block;
  background: rgba(31,98,84,0.10);
  color: var(--xou-accent-aa-light);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 4px;
  align-self: flex-start;
}

.xou-pricing-card__name {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: 'Lora', serif;
  color: var(--xou-fg-light-primary);
}

.xou-pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.xou-pricing-card__amount {
  font-size: 2.8rem;
  font-weight: 700;
  font-family: 'Lora', serif;
  color: var(--xou-fg-light-primary);
  line-height: 1;
}
.xou-pricing-card__period {
  font-size: 0.9rem;
  color: var(--xou-fg-light-sec);
}

.xou-pricing-card__annual {
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
}
.xou-pricing-card__annual strong {
  color: var(--xou-accent-aa-light);
}

.xou-pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.xou-pricing-card__feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.5;
}
.xou-pricing-card__feature i {
  color: var(--xou-accent-aa-light);
  font-size: 0.875rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.xou-pricing-card__limits {
  font-size: 0.8125rem;
  color: var(--xou-fg-light-sec);
  padding-top: 12px;
  border-top: 1px solid var(--xou-border-light);
}

.xou-pricing-card__trial {
  font-size: 0.8125rem;
  color: var(--xou-accent-aa-light);
  font-weight: 600;
  text-align: center;
}

@media (max-width: 680px) {
  .xou-pricing-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   DOWNLOAD PAGE
   ========================================================= */
.xou-download-hero {
  background: var(--xou-bg-dark);
  color: var(--xou-fg-dark-primary);
  padding: 120px 0 96px;
  position: relative;
  overflow: hidden;
  margin-top: -64px;
  padding-top: calc(120px + 64px);
}

.xou-download-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 64px;
  align-items: center;
}

.xou-download-hero__eyebrow {
  color: var(--xou-accent-aa-dark);
  margin-bottom: 16px;
}

.xou-download-hero__h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--xou-fg-dark-primary);
  margin-bottom: 24px;
}

.xou-download-hero__sub {
  color: var(--xou-fg-dark-sec);
  font-size: 1.075rem;
  line-height: 1.65;
  margin-bottom: 36px;
}

.xou-download-hero__badges {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.xou-download-hero__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.xou-download-hero__visual img {
  max-height: 480px;
  width: auto;
  border-radius: 16px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.45);
}

@media (max-width: 900px) {
  .xou-download-hero__inner { grid-template-columns: 1fr; }
  .xou-download-hero__visual { order: -1; }
  .xou-download-hero__visual img { max-height: 320px; }
}

/* QR code placeholder */
.xou-qr-placeholder {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.xou-qr-placeholder__label {
  font-size: 0.75rem;
  color: var(--xou-fg-dark-sec);
}

/* =========================================================
   ABOUT PAGE
   ========================================================= */
.xou-founder-split {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 64px;
  align-items: start;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}
.xou-founder-split__portrait img {
  width: 100%;
  max-width: 400px;
  border-radius: var(--xou-radius);
  box-shadow: var(--xou-shadow);
}
.xou-founder-split__name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--xou-fg-light-primary);
  margin-bottom: 4px;
}
.xou-founder-split__title {
  font-size: 0.875rem;
  color: var(--xou-accent-aa-light);
  font-weight: 600;
  margin-bottom: 20px;
}
.xou-founder-split__bio p {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--xou-fg-light-sec);
  margin-bottom: 16px;
}

@media (max-width: 820px) {
  .xou-founder-split { grid-template-columns: 1fr; }
}
.xou-founder-split__text {
  display: flex;
  flex-direction: column;
  padding-top: 8px;
}

/* Letter-circle avatar */
.xou-letter-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--xou-accent-aa-light);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  font-family: 'Lora', serif;
  font-weight: 700;
  flex-shrink: 0;
}

.xou-cofounder-card {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  max-width: 640px;
  padding: 32px;
  background: var(--xou-bg-white);
  border: 1px solid var(--xou-border-light);
  border-radius: var(--xou-radius);
  box-shadow: var(--xou-shadow-card);
}
.xou-cofounder-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--xou-fg-light-primary);
  margin-bottom: 4px;
}
.xou-cofounder-card__title {
  font-size: 0.875rem;
  color: var(--xou-accent-aa-light);
  font-weight: 600;
  margin-bottom: 12px;
}
.xou-cofounder-card__bio {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.6;
}

/* Bootstrapped mission pull-quote */
.xou-pull-quote {
  max-width: 720px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  text-align: center;
}
.xou-pull-quote__text {
  font-family: 'Lora', serif;
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-style: italic;
  color: var(--xou-fg-light-primary);
  line-height: 1.5;
  margin-bottom: 20px;
}
.xou-pull-quote__attr {
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
  font-weight: 600;
}

/* What Xoul is NOT section */
.xou-anti-claims {
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}
.xou-anti-claims__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.xou-anti-claim-card {
  padding: 24px;
  background: var(--xou-bg-white);
  border: 1px solid var(--xou-border-light);
  border-radius: var(--xou-radius-sm);
  border-left: 3px solid var(--xou-amber);
}
.xou-anti-claim-card__label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--xou-amber);
  margin-bottom: 8px;
}
.xou-anti-claim-card__text {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.6;
}

/* =========================================================
   CONTACT PAGE
   ========================================================= */
.xou-contact-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  align-items: start;
}

.xou-contact-split__form-wrap {}
.xou-contact-split__info {}

.xou-form {}
.xou-form__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}
.xou-form__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
}
.xou-form__input,
.xou-form__textarea {
  padding: 11px 14px;
  border: 1.5px solid var(--xou-border-light);
  border-radius: var(--xou-radius-sm);
  font-size: 0.9375rem;
  color: var(--xou-fg-light-primary);
  background: var(--xou-bg-white);
  transition: border-color 0.15s;
  outline: none;
  width: 100%;
}
.xou-form__input:focus,
.xou-form__textarea:focus {
  border-color: var(--xou-accent-aa-light);
  box-shadow: 0 0 0 3px rgba(31,98,84,0.12);
}
.xou-form__textarea {
  resize: vertical;
  min-height: 120px;
}

.xou-contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 32px;
  background: var(--xou-bg-light-alt);
  border-radius: var(--xou-radius);
}
.xou-contact-info__item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.xou-contact-info__icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(31,98,84,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--xou-accent-aa-light);
  font-size: 0.9rem;
  flex-shrink: 0;
}
.xou-contact-info__label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--xou-fg-light-sec);
  margin-bottom: 4px;
}
.xou-contact-info__value {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-primary);
}
.xou-contact-info__value a {
  color: var(--xou-accent-aa-light);
}
.xou-contact-info__value a:hover {
  text-decoration: underline;
}

@media (max-width: 820px) {
  .xou-contact-split { grid-template-columns: 1fr; }
}

/* =========================================================
   SUPPORT / FAQ GROUPS
   ========================================================= */
.xou-faq-groups {
  max-width: 820px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}
.xou-faq-group {
  margin-bottom: 48px;
}
.xou-faq-group__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--xou-accent-aa-light);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--xou-border-light);
}

/* =========================================================
   DATA HANDLING PAGE
   ========================================================= */
.xou-principles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.xou-principle-card {
  background: var(--xou-bg-white);
  border: 1px solid var(--xou-border-light);
  border-radius: var(--xou-radius);
  padding: 28px;
  box-shadow: var(--xou-shadow-card);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.xou-principle-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(31,98,84,0.10);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--xou-accent-aa-light);
  font-size: 1.1rem;
}
.xou-principle-card__title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
}
.xou-principle-card__desc {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.6;
}

@media (max-width: 680px) {
  .xou-principles-grid { grid-template-columns: 1fr; }
}

/* Data table */
.xou-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}
.xou-data-table th {
  background: var(--xou-bg-light-alt);
  color: var(--xou-fg-light-primary);
  font-weight: 600;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 2px solid var(--xou-border-light);
  font-size: 0.875rem;
}
.xou-data-table td {
  padding: 12px 16px;
  color: var(--xou-fg-light-sec);
  border-bottom: 1px solid var(--xou-border-light);
  line-height: 1.5;
}
.xou-data-table tr:last-child td { border-bottom: none; }
.xou-data-table tr:hover td { background: var(--xou-bg-light); }

/* =========================================================
   CHANGELOG
   ========================================================= */
.xou-changelog {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}
.xou-changelog-entry {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--xou-border-light);
}
.xou-changelog-entry:last-child { border-bottom: none; }
.xou-changelog-entry__meta {}
.xou-changelog-entry__version {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1rem;
  font-weight: 500;
  color: var(--xou-fg-light-primary);
  margin-bottom: 6px;
}
.xou-changelog-entry__date {
  font-size: 0.8125rem;
  color: var(--xou-fg-light-sec);
}
.xou-changelog-entry__badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 8px;
}
.xou-changelog-entry__badge--feature {
  background: rgba(31,98,84,0.12);
  color: var(--xou-accent-aa-light);
}
.xou-changelog-entry__badge--fix {
  background: rgba(200,132,42,0.12);
  color: var(--xou-amber);
}
.xou-changelog-entry__body {}
.xou-changelog-entry__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
  margin-bottom: 10px;
}
.xou-changelog-entry__items {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.xou-changelog-entry__item {
  display: flex;
  gap: 10px;
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.55;
  align-items: flex-start;
}
.xou-changelog-entry__item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--xou-accent-aa-light);
  flex-shrink: 0;
  margin-top: 7px;
}

@media (max-width: 600px) {
  .xou-changelog-entry { grid-template-columns: 1fr; gap: 12px; }
}

/* Alias: HTML uses BEM double-underscore notation from .xou-changelog */
.xou-changelog__entry {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--xou-border-light);
}
.xou-changelog__entry:last-child { border-bottom: none; }
.xou-changelog__meta { display: flex; flex-direction: column; gap: 6px; }
.xou-changelog__version {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1rem;
  font-weight: 500;
  color: var(--xou-fg-light-primary);
}
.xou-changelog__date {
  font-size: 0.8125rem;
  color: var(--xou-fg-light-sec);
  display: block;
}
.xou-changelog__body {}
.xou-changelog__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
  margin-bottom: 10px;
}
.xou-changelog__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}
.xou-changelog__tag {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.xou-changelog__tag--feature {
  background: rgba(31,98,84,0.12);
  color: var(--xou-accent-aa-light);
}
.xou-changelog__tag--improvement {
  background: rgba(94,120,162,0.12);
  color: #3d608c;
}
.xou-changelog__tag--fix {
  background: rgba(200,132,42,0.12);
  color: var(--xou-amber);
}
.xou-changelog__tag--launch {
  background: rgba(31,98,84,0.18);
  color: var(--xou-accent-aa-light);
}
.xou-changelog__items {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-left: 0;
  list-style: none;
}
.xou-changelog__items li {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.6;
  padding-left: 16px;
  position: relative;
}
.xou-changelog__items li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--xou-accent-aa-light);
  font-weight: 700;
}
@media (max-width: 600px) {
  .xou-changelog__entry { grid-template-columns: 1fr; gap: 12px; }
}

/* =========================================================
   BLOG
   ========================================================= */
.xou-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.xou-blog-card {
  background: var(--xou-bg-white);
  border: 1px solid var(--xou-border-light);
  border-radius: var(--xou-radius);
  overflow: hidden;
  box-shadow: var(--xou-shadow-card);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s, transform 0.2s;
}
.xou-blog-card:hover {
  box-shadow: var(--xou-shadow);
  transform: translateY(-2px);
}

.xou-blog-card__cover {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--xou-bg-light-alt);
}
.xou-blog-card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.xou-blog-card__body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.xou-blog-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.xou-blog-card__tag {
  display: inline-block;
  padding: 3px 8px;
  background: var(--xou-bg-light-alt);
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--xou-fg-light-sec);
}

.xou-blog-card__title {
  font-family: 'Lora', serif;
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--xou-fg-light-primary);
}

.xou-blog-card__excerpt {
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.6;
  flex: 1;
}

.xou-blog-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  border-top: 1px solid var(--xou-border-light);
  background: var(--xou-bg-light);
}

.xou-blog-card__date {
  font-size: 0.8125rem;
  color: var(--xou-fg-light-sec);
}
.xou-blog-card__read {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--xou-accent-aa-light);
  display: flex;
  align-items: center;
  gap: 4px;
}
.xou-blog-card__read:hover { text-decoration: underline; }

@media (max-width: 900px) {
  .xou-blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 580px) {
  .xou-blog-grid { grid-template-columns: 1fr; }
}

/* Blog article page */
.xou-article-hero {
  background: var(--xou-bg-light);
  padding: 80px 0 56px;
  border-bottom: 1px solid var(--xou-border-light);
}
.xou-article-hero__inner {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}
.xou-article-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.xou-article-hero__tag {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(31,98,84,0.10);
  color: var(--xou-accent-aa-light);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.xou-article-hero__h1 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--xou-fg-light-primary);
  line-height: 1.2;
  margin-bottom: 20px;
}
.xou-article-hero__meta {
  display: flex;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
}
.xou-article-hero__author {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
}
.xou-article-hero__date {
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
}
.xou-article-hero__reading {
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
}

.xou-article-cover {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  padding-top: 40px;
}
.xou-article-cover img {
  width: 100%;
  border-radius: var(--xou-radius);
  box-shadow: var(--xou-shadow);
}

.xou-article-disclaimer {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  padding-top: 32px;
  padding-bottom: 4px;
  background: rgba(200,132,42,0.08);
  border: 1px solid rgba(200,132,42,0.30);
  border-radius: var(--xou-radius-sm);
  margin-top: 24px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 14px 18px;
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
}
.xou-article-disclaimer > i,
.xou-article-disclaimer__box i {
  color: var(--xou-amber);
  flex-shrink: 0;
  margin-top: 2px;
}
.xou-article-disclaimer > p {
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.55;
  margin: 0;
}
.xou-article-disclaimer__box {
  background: rgba(200,132,42,0.08);
  border: 1px solid rgba(200,132,42,0.30);
  border-radius: var(--xou-radius-sm);
  padding: 14px 18px;
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.xou-article-disclaimer__box i {
  color: var(--xou-amber);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Article hero — meta row with back-link + tag */
.xou-article-hero__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.xou-article-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--xou-accent-aa-light);
  text-decoration: none;
  transition: opacity 0.15s;
}
.xou-article-hero__back:hover { opacity: 0.75; }

/* Byline row below h1 */
.xou-article-hero__byline {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
  margin-bottom: 28px;
}
.xou-article-hero__byline span:first-child {
  font-weight: 600;
  color: var(--xou-fg-light-primary);
}

/* Cover image directly on article hero */
.xou-article-hero__cover {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--xou-radius);
  box-shadow: var(--xou-shadow);
  margin-top: 28px;
}

/* Article CTA block (end of article) */
.xou-article-cta {
  max-width: 560px;
  margin-inline: auto;
  text-align: center;
  padding: 16px 0;
}
.xou-article-cta .xou-eyebrow { margin-bottom: 8px; }
.xou-article-cta h2 {
  font-family: 'Lora', serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--xou-fg-light-primary);
  margin-bottom: 12px;
  line-height: 1.25;
}
.xou-article-cta p {
  font-size: 1rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.6;
  margin-bottom: 24px;
}

/* Related articles grid */
.xou-blog-related {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 24px;
}
.xou-blog-related__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  background: var(--xou-bg-light-alt);
  border-radius: var(--xou-radius-sm);
  border: 1px solid var(--xou-border-light);
  text-decoration: none;
  transition: box-shadow 0.18s, transform 0.18s;
}
.xou-blog-related__item:hover {
  box-shadow: var(--xou-shadow-card);
  transform: translateY(-2px);
}
.xou-blog-related__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--xou-accent-aa-light);
  background: rgba(31,98,84,0.10);
  padding: 3px 8px;
  border-radius: 4px;
  align-self: flex-start;
}
.xou-blog-related__title {
  font-family: 'Lora', serif;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
  line-height: 1.4;
}
@media (max-width: 580px) {
  .xou-blog-related { grid-template-columns: 1fr; }
}

/* Blog card — author (distinct from read time) */
.xou-blog-card__author {
  font-size: 0.8125rem;
  color: var(--xou-fg-light-sec);
}

/* Blog card — cover-link wrapper (a around cover img) */
.xou-blog-card__cover-link {
  display: block;
  overflow: hidden;
}
.xou-blog-card__cover-link img,
img.xou-blog-card__cover {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.xou-blog-card:hover .xou-blog-card__cover-link img,
.xou-blog-card:hover img.xou-blog-card__cover {
  transform: scale(1.03);
}

/* Blog card — meta row (tag + date) */
.xou-blog-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

body.xou-page--light-top .xou-blog-body {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  padding-top: 48px;
  padding-bottom: 80px;
}
body.xou-page--light-top .xou-blog-body h2 {
  font-family: 'Lora', serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
  margin-top: 40px;
  margin-bottom: 14px;
}
body.xou-page--light-top .xou-blog-body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
  margin-top: 28px;
  margin-bottom: 10px;
}
body.xou-page--light-top .xou-blog-body p {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--xou-fg-light-sec);
  margin-bottom: 20px;
}
body.xou-page--light-top .xou-blog-body ul,
body.xou-page--light-top .xou-blog-body ol {
  padding-left: 24px;
  margin-bottom: 20px;
}
body.xou-page--light-top .xou-blog-body li {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--xou-fg-light-sec);
  margin-bottom: 8px;
  list-style: disc;
}
body.xou-page--light-top .xou-blog-body a {
  color: var(--xou-accent-aa-light);
  text-decoration: underline;
}

/* =========================================================
   SLEEP TRACKING PAGE — Honest-limits callout
   ========================================================= */
.xou-honest-limits {
  background: var(--xou-bg-light-alt);
  border-left: 4px solid var(--xou-accent-aa-light);
  border-radius: 0 var(--xou-radius) var(--xou-radius) 0;
  padding: 28px 32px;
  max-width: 680px;
  margin-inline: auto;
}
.xou-honest-limits__text {
  font-family: 'Lora', serif;
  font-style: italic;
  font-size: 1.2rem;
  color: var(--xou-fg-light-primary);
  line-height: 1.6;
}

/* =========================================================
   FEED TRACKING — DATA SNIPPET BLOCK
   ========================================================= */
.xou-snippet-block {
  background: var(--xou-bg-dark);
  border-radius: var(--xou-radius);
  padding: 28px 32px;
  max-width: 680px;
  margin-inline: auto;
}
.xou-snippet-block__title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--xou-accent-aa-dark);
  margin-bottom: 16px;
}
.xou-snippet-block__lines {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.xou-snippet-block__line {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--xou-fg-dark-primary);
}
.xou-snippet-block__line span.xou-mono-accent {
  color: var(--xou-accent-aa-dark);
}
.xou-snippet-block__line span.xou-mono-dim {
  color: var(--xou-fg-dark-sec);
}

/* =========================================================
   PEDIATRIC FLAGS — flag list + medical disclaimer
   ========================================================= */
.xou-flag-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}
.xou-flag-card {
  background: var(--xou-bg-white);
  border: 1px solid var(--xou-border-light);
  border-radius: var(--xou-radius-sm);
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  box-shadow: var(--xou-shadow-card);
}
.xou-flag-card__icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(200,132,42,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--xou-amber);
  font-size: 0.9rem;
  flex-shrink: 0;
}
.xou-flag-card__title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
  margin-bottom: 4px;
}
.xou-flag-card__desc {
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.55;
}

.xou-medical-disclaimer {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}
.xou-medical-disclaimer__box {
  border: 2px solid var(--xou-amber);
  border-radius: var(--xou-radius);
  padding: 28px 32px;
  background: rgba(200,132,42,0.05);
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.xou-medical-disclaimer__icon {
  font-size: 1.75rem;
  color: var(--xou-amber);
  flex-shrink: 0;
  margin-top: 2px;
}
.xou-medical-disclaimer__title {
  font-family: 'Lora', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--xou-fg-light-primary);
  margin-bottom: 8px;
}
.xou-medical-disclaimer__text {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.6;
}

/* =========================================================
   LEGAL PAGES
   ========================================================= */
.xou-legal-page {
  background: var(--xou-bg-white);
}

.xou-legal-container {
  max-width: 840px;
  margin-inline: auto;
  padding: 64px clamp(16px, 4vw, 40px) 96px;
}

.legal-article header.legal-header {
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--xou-border-light);
}
.legal-article h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--xou-fg-light-primary);
  margin-bottom: 12px;
}
.legal-article .legal-meta {
  font-size: 0.875rem;
  color: var(--xou-fg-light-sec);
  margin-bottom: 4px;
}

.legal-article section {
  margin-bottom: 40px;
}
.legal-article h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--xou-fg-light-primary);
  margin-bottom: 12px;
  padding-top: 8px;
}
.legal-article h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
  margin-top: 16px;
  margin-bottom: 8px;
}
.legal-article p {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.7;
  margin-bottom: 12px;
}
.legal-article ul {
  padding-left: 20px;
  margin-bottom: 14px;
}
.legal-article li {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.65;
  list-style: disc;
  margin-bottom: 6px;
}
.legal-article a {
  color: var(--xou-accent-aa-light);
  text-decoration: underline;
}
.legal-article address {
  font-style: normal;
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.7;
  padding: 16px 20px;
  background: var(--xou-bg-light-alt);
  border-radius: var(--xou-radius-sm);
}
.legal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.legal-table th {
  background: var(--xou-bg-light-alt);
  color: var(--xou-fg-light-primary);
  font-weight: 600;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 2px solid var(--xou-border-light);
}
.legal-table td {
  padding: 10px 14px;
  color: var(--xou-fg-light-sec);
  border-bottom: 1px solid var(--xou-border-light);
}

/* =========================================================
   FOOTER
   ========================================================= */
.xou-footer {
  background: var(--xou-bg-dark);
  color: var(--xou-fg-dark-primary);
  padding: 72px 0 40px;
}

.xou-footer__inner {
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.xou-footer__top {
  display: grid;
  grid-template-columns: 260px repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 56px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--xou-border-dark);
}

.xou-footer__brand {}
.xou-footer__logo img {
  height: 28px;
  width: auto;
  margin-bottom: 16px;
}
.xou-footer__tagline {
  font-family: 'Lora', serif;
  font-style: italic;
  font-size: 0.9375rem;
  color: var(--xou-fg-dark-sec);
  line-height: 1.5;
  margin-bottom: 20px;
}

.xou-footer__col-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--xou-fg-dark-sec);
  margin-bottom: 16px;
}

.xou-footer__col-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.xou-footer__col-links a {
  font-size: 0.9rem;
  color: rgba(240,237,232,0.72);
  transition: color 0.15s;
}
.xou-footer__col-links a:hover {
  color: var(--xou-fg-dark-primary);
}

.xou-footer__bottom {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.xou-footer__legal {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.xou-footer__copy {
  font-size: 0.8125rem;
  color: var(--xou-fg-dark-sec);
}
.xou-footer__disclaimer {
  font-size: 0.75rem;
  color: rgba(154,173,168,0.75);
  max-width: 600px;
  line-height: 1.5;
}

.xou-footer__links-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.xou-footer__links-row a {
  font-size: 0.8125rem;
  color: var(--xou-fg-dark-sec);
  transition: color 0.15s;
}
.xou-footer__links-row a:hover {
  color: var(--xou-fg-dark-primary);
}

.xou-footer__app-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 12px;
}

@media (max-width: 900px) {
  .xou-footer__top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 580px) {
  .xou-footer__top { grid-template-columns: 1fr; }
  .xou-footer__bottom { flex-direction: column; }
}

/* =========================================================
   COOKIE BANNER
   ========================================================= */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--xou-bg-dark-alt);
  border-top: 1px solid var(--xou-border-dark);
  box-shadow: 0 -4px 24px rgba(0,0,0,0.18);
}

.cookie-banner__inner {
  max-width: var(--xou-container);
  margin-inline: auto;
  padding: 16px clamp(16px, 4vw, 40px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cookie-banner__text {
  font-size: 0.875rem;
  color: rgba(240,237,232,0.82);
  line-height: 1.55;
}
.cookie-banner__text a {
  color: var(--xou-accent-aa-dark);
  text-decoration: underline;
}

.cookie-banner__actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.cookie-banner__btn {
  flex-shrink: 0;
  padding: 9px 20px;
  border-radius: var(--xou-radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background 0.15s;
}
.cookie-banner__btn--primary {
  background: var(--xou-accent-aa-light);
  color: #fff;
}
.cookie-banner__btn--primary:hover {
  background: #185044;
}

@media (max-width: 600px) {
  .cookie-banner__inner { flex-direction: column; align-items: stretch; }
  .cookie-banner__btn { text-align: center; }
}

/* body padding when banner visible */
body.cookie-visible { padding-bottom: 72px; }

/* =========================================================
   SLEEP WINDOW SVG CHART (inline)
   ========================================================= */
.xou-sleep-chart-wrap {
  background: var(--xou-bg-light-alt);
  border-radius: var(--xou-radius);
  padding: 24px;
  overflow: hidden;
}

/* =========================================================
   CANT FIND ANSWER CARD (support)
   ========================================================= */
.xou-cant-find {
  max-width: 640px;
  margin-inline: auto;
  padding: 36px;
  background: var(--xou-bg-white);
  border: 1px solid var(--xou-border-light);
  border-radius: var(--xou-radius);
  box-shadow: var(--xou-shadow-card);
  text-align: center;
}
.xou-cant-find__h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--xou-fg-light-primary);
  margin-bottom: 12px;
}
.xou-cant-find__text {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.6;
  margin-bottom: 24px;
}
.xou-cant-find__email {
  font-size: 1rem;
  font-weight: 600;
  color: var(--xou-accent-aa-light);
}
.xou-cant-find__email:hover { text-decoration: underline; }

/* =========================================================
   SYSTEM REQUIREMENTS TABLE
   ========================================================= */
.xou-sysreq-table {
  max-width: 680px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

/* =========================================================
   CONTRAST-SECTION (cream, centered)
   ========================================================= */
.xou-contrast-text {
  max-width: 720px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  text-align: center;
}
.xou-contrast-text p {
  font-family: 'Lora', serif;
  font-style: italic;
  font-size: clamp(1.2rem, 3vw, 1.65rem);
  color: var(--xou-fg-light-primary);
  line-height: 1.55;
}

/* =========================================================
   AUSTIN ROOTS / ROADMAP
   ========================================================= */
.xou-austin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  max-width: var(--xou-container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}
.xou-austin-col h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--xou-fg-light-primary);
  margin-bottom: 12px;
}
.xou-austin-col p {
  font-size: 0.9375rem;
  color: var(--xou-fg-light-sec);
  line-height: 1.65;
}
@media (max-width: 700px) {
  .xou-austin-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   FADE IN ANIMATION (with failsafe)
   ========================================================= */
.xou-fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.xou-fade-in.xou-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Failsafe: reveal after 1.2s regardless */
@keyframes xou-force-reveal {
  to { opacity: 1; transform: translateY(0); }
}
.xou-fade-in {
  animation: xou-force-reveal 0s 1.2s forwards;
}

/* =========================================================
   UTILITIES
   ========================================================= */
.xou-text-center { text-align: center; }
.xou-mb-sm  { margin-bottom: 16px; }
.xou-mb-md  { margin-bottom: 32px; }
.xou-mb-lg  { margin-bottom: 56px; }
.xou-mt-sm  { margin-top: 16px; }
.xou-mt-md  { margin-top: 32px; }
.xou-sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.xou-divider {
  border: none;
  border-top: 1px solid var(--xou-border-light);
  margin: 0;
}

/* =========================================================
   RESPONSIVE — mobile
   ========================================================= */
@media (max-width: 580px) {
  .xou-section { padding: 56px 0; }
  .xou-hero { padding: 80px 0 64px; padding-top: calc(80px + 64px); }
  .xou-hero__h1 { font-size: 2rem; }
  .xou-download-cta { padding: 64px 0; }
}