/* ============================================================
   PURRMODORO — styles.css
   Dark, cozy, pixel-art inspired design system
   ============================================================ */

/* ── 1. CSS Custom Properties (Design Tokens) ───────────────── */
:root {
  /* Colour palette */
  --clr-bg-deepest:  #0d0d14;   /* page background */
  --clr-bg-dark:     #12121f;   /* section bg (alternate) */
  --clr-bg-card:     #1a1a2e;   /* card / panel bg */
  --clr-bg-card-alt: #1e1e32;
  --clr-border:      #2a2a48;
  --clr-border-glow: #5b4fcf44;

  /* Accent colours – warm purple / lavender palette */
  --clr-accent-1:    #a78bfa;   /* light purple – headlines, CTAs */
  --clr-accent-2:    #7c3aed;   /* vivid purple – buttons */
  --clr-accent-3:    #c4b5fd;   /* pale lavender – hover states */
  --clr-accent-warm: #f9a825;   /* warm yellow – highlights / step numbers */
  --clr-accent-pink: #f472b6;   /* pink – decorative */

  /* Text */
  --clr-text-primary:   #e8e4f0;
  --clr-text-secondary: #9d97b8;
  --clr-text-muted:     #5c5880;

  /* Typography */
  --font-display: 'Courier New', Courier, monospace;  /* pixel-ish feel */
  --font-body:    system-ui, -apple-system, 'Segoe UI', sans-serif;

  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-md:   1.125rem;
  --fs-lg:   1.375rem;
  --fs-xl:   1.75rem;
  --fs-2xl:  2.25rem;
  --fs-3xl:  3rem;
  --fs-hero: clamp(2.5rem, 7vw, 5rem);

  /* Spacing scale (8-point) */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;

  /* Borders */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(0,0,0,.45);
  --shadow-glow: 0 0 24px rgba(167, 139, 250, 0.18);

  /* Transitions */
  --transition: 200ms ease;

  /* Layout */
  --max-w: 1100px;
  --nav-h: 64px;
}

/* ── 2. Reset & Base ────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  /* Pixel-crisp image rendering for sprite art */
  image-rendering: pixelated;
}

body {
  background-color: var(--clr-bg-deepest);
  color: var(--clr-text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Pixel-art images should stay crisp */
img {
  display: block;
  max-width: 100%;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/* Screenshots are regular photos — undo pixelation */
.screenshot-item__img {
  image-rendering: auto;
}

a {
  color: var(--clr-accent-1);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--clr-accent-3); }

ul { list-style: none; }

/* ── 3. Utilities ───────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-6);
}

.section {
  padding-block: var(--sp-20) var(--sp-24);
}

.section:nth-child(even) {
  background-color: var(--clr-bg-dark);
}

.section__label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-accent-warm);
  background: rgba(249, 168, 37, 0.1);
  border: 1px solid rgba(249, 168, 37, 0.25);
  border-radius: var(--radius-pill);
  padding: var(--sp-1) var(--sp-3);
  margin-bottom: var(--sp-4);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--clr-text-primary);
  line-height: 1.25;
  margin-bottom: var(--sp-6);
}

/* ── 4. Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: var(--sp-3) var(--sp-6);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(124, 58, 237, 0.35);
}

.btn:active { transform: translateY(0); }

/* App Store button */
.btn--appstore {
  background: var(--clr-accent-2);
  color: #fff;
  border-color: var(--clr-accent-2);
  font-size: var(--fs-base);
  padding: var(--sp-4) var(--sp-8);
}

.btn--appstore:hover {
  background: #6d28d9;
  border-color: #6d28d9;
  color: #fff;
}

.btn--appstore.btn--large {
  font-size: var(--fs-md);
  padding: var(--sp-4) var(--sp-10);
}

/* Outline button */
.btn--outline {
  background: transparent;
  color: var(--clr-accent-1);
  border-color: var(--clr-accent-1);
  font-size: var(--fs-base);
  padding: var(--sp-3) var(--sp-6);
}

.btn--outline:hover {
  background: var(--clr-accent-1);
  color: var(--clr-bg-deepest);
}

.btn__appstore-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ── 5. Navigation ──────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(13, 13, 20, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  transition: background var(--transition);
}

.nav.scrolled {
  background: rgba(13, 13, 20, 0.97);
  box-shadow: 0 2px 16px rgba(0,0,0,.5);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-6);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  text-decoration: none;
}

.nav__icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
}

.nav__wordmark {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--clr-accent-1);
  letter-spacing: 0.04em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  list-style: none;
}

.nav__links a {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

.nav__links a:hover { color: var(--clr-text-primary); }

.nav__cta {
  background: var(--clr-accent-2);
  color: #fff !important;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-md);
  font-weight: 700;
  font-family: var(--font-display);
  font-size: var(--fs-xs) !important;
  letter-spacing: 0.06em;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav__cta:hover {
  background: #6d28d9 !important;
  transform: translateY(-1px);
}

/* Hamburger toggle — hidden on desktop */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--sp-2);
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ── 6. Hero Section ────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: var(--nav-h);
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(124, 58, 237, 0.18) 0%, transparent 65%),
    radial-gradient(ellipse at 20% 80%, rgba(167, 139, 250, 0.08) 0%, transparent 50%),
    var(--clr-bg-deepest);
}

/* Pixel scanline overlay */
.hero__scanlines {
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,.08) 2px,
    rgba(0,0,0,.08) 4px
  );
  pointer-events: none;
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  padding-inline: var(--sp-6);
}

.hero__icon {
  width: 96px;
  height: 96px;
  margin-inline: auto;
  margin-bottom: var(--sp-6);
  border-radius: var(--radius-xl);
  box-shadow: 0 0 40px rgba(167, 139, 250, 0.35), var(--shadow-card);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: 700;
  color: var(--clr-text-primary);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--sp-4);
  text-shadow: 0 0 40px rgba(167, 139, 250, 0.3);
}

.hero__tagline {
  font-size: var(--fs-xl);
  color: var(--clr-accent-1);
  line-height: 1.4;
  margin-bottom: var(--sp-8);
  font-family: var(--font-display);
}

.hero__tagline-sub {
  display: block;
  font-size: var(--fs-md);
  color: var(--clr-text-secondary);
  margin-top: var(--sp-2);
  font-family: var(--font-body);
  font-weight: 400;
}

.hero__actions {
  display: flex;
  justify-content: center;
  gap: var(--sp-4);
  flex-wrap: wrap;
  margin-bottom: var(--sp-4);
}

.hero__platform {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-family: var(--font-display);
  letter-spacing: 0.1em;
}

/* Decorative cats */
.hero__deco {
  position: absolute;
  bottom: var(--sp-12);
  width: 64px;
  z-index: 2;
  animation: catBob 3s ease-in-out infinite;
}

.hero__deco--left  {
  left: 6%;
  animation-delay: 0s;
}

.hero__deco--right {
  right: 6%;
  animation-delay: 1.4s;
}

@keyframes catBob {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

/* ── 7. About Section ───────────────────────────────────────── */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: center;
}

.about__text p {
  color: var(--clr-text-secondary);
  margin-bottom: var(--sp-4);
  font-size: var(--fs-md);
}

.about__text p strong {
  color: var(--clr-accent-1);
}

.about__cats {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: var(--sp-6);
  padding-block: var(--sp-8);
}

.about__cat {
  width: 80px;
  animation: catBob 3s ease-in-out infinite;
}

.about__cat--1 { animation-delay: 0s; }
.about__cat--2 { animation-delay: 0.8s; width: 96px; }
.about__cat--3 { animation-delay: 1.6s; }

/* ── 8. Features Grid ───────────────────────────────────────── */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  margin-top: var(--sp-10);
}

.feature-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--clr-accent-2), var(--clr-accent-pink));
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
  border-color: var(--clr-border-glow);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card__icon {
  font-size: 2rem;
  margin-bottom: var(--sp-4);
  display: block;
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--clr-accent-1);
  margin-bottom: var(--sp-3);
  letter-spacing: 0.02em;
}

.feature-card__body {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.65;
}

/* ── 9. How It Works ────────────────────────────────────────── */
.how-it-works {
  background-color: var(--clr-bg-deepest) !important;
}

.steps {
  margin-top: var(--sp-12);
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--sp-8);
  align-items: start;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-8) var(--sp-10);
}

.step__connector {
  width: 2px;
  height: var(--sp-6);
  background: linear-gradient(to bottom, var(--clr-accent-2), transparent);
  margin-left: calc(var(--sp-10) + 28px); /* align with centre of number bubble */
  opacity: 0.4;
}

.step__number {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--clr-accent-warm);
  line-height: 1;
  min-width: 56px;
  text-align: center;
  background: rgba(249, 168, 37, 0.08);
  border: 1px solid rgba(249, 168, 37, 0.2);
  border-radius: var(--radius-md);
  padding: var(--sp-3) var(--sp-2);
  align-self: center;
}

.step__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--clr-text-primary);
  margin-bottom: var(--sp-3);
}

.step__body {
  color: var(--clr-text-secondary);
  font-size: var(--fs-base);
  line-height: 1.7;
}

/* ── 10. Screenshot Gallery ─────────────────────────────────── */
.screenshots {
  background: var(--clr-bg-dark) !important;
  overflow: hidden;
}

.screenshots .section__title {
  text-align: center;
}

.screenshots .section__label {
  display: block;
  text-align: center;
}

.screenshots__track-wrapper {
  position: relative;
  margin-top: var(--sp-10);
}

.screenshots__track {
  display: flex;
  gap: var(--sp-6);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;   /* Firefox */
  padding-bottom: var(--sp-4);
  padding-inline: var(--sp-2);
}

.screenshots__track::-webkit-scrollbar { display: none; }

.screenshot-item {
  flex: 0 0 auto;
  scroll-snap-align: center;
  width: min(260px, 70vw);
  text-align: center;
}

.screenshot-item__img {
  width: 100%;
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.screenshot-item__img:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-glow), var(--shadow-card);
}

.screenshot-item__caption {
  margin-top: var(--sp-3);
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-family: var(--font-display);
  letter-spacing: 0.08em;
}

/* Scroll buttons */
.screenshots__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-60%); /* account for caption below */
  background: rgba(26, 26, 46, 0.9);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-primary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  z-index: 10;
  transition: background var(--transition), border-color var(--transition);
}

.screenshots__btn:hover {
  background: var(--clr-accent-2);
  border-color: var(--clr-accent-2);
}

.screenshots__btn--prev { left: -4px; }
.screenshots__btn--next { right: -4px; }

/* Dot indicators */
.screenshots__dots {
  display: flex;
  justify-content: center;
  gap: var(--sp-2);
  margin-top: var(--sp-6);
}

.screenshots__dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--clr-border);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  padding: 0;
}

.screenshots__dot.active,
.screenshots__dot:hover {
  background: var(--clr-accent-1);
  transform: scale(1.3);
}

/* ── 11. CTA Section ────────────────────────────────────────── */
.cta {
  background:
    radial-gradient(ellipse at 50% 50%, rgba(124, 58, 237, 0.15) 0%, transparent 70%),
    var(--clr-bg-deepest) !important;
  text-align: center;
}

.cta__inner {
  max-width: 540px;
  margin-inline: auto;
}

.cta__icon {
  width: 80px;
  height: 80px;
  margin-inline: auto;
  margin-bottom: var(--sp-6);
  border-radius: var(--radius-xl);
  box-shadow: 0 0 30px rgba(167, 139, 250, 0.25);
}

.cta__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--clr-text-primary);
  margin-bottom: var(--sp-4);
}

.cta__body {
  color: var(--clr-text-secondary);
  font-size: var(--fs-md);
  margin-bottom: var(--sp-8);
  line-height: 1.7;
}

.cta__platform {
  margin-top: var(--sp-4);
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-family: var(--font-display);
  letter-spacing: 0.1em;
}

/* ── 12. Support Section ────────────────────────────────────── */
.support__inner {
  max-width: 620px;
}

.support__body {
  color: var(--clr-text-secondary);
  font-size: var(--fs-md);
  margin-bottom: var(--sp-8);
  line-height: 1.7;
}

.support__list {
  margin-top: var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.support__list li {
  padding-left: var(--sp-6);
  position: relative;
  color: var(--clr-text-secondary);
  font-size: var(--fs-sm);
}

.support__list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--clr-accent-warm);
  font-size: var(--fs-xs);
  top: 0.15em;
}

/* ── 13. Privacy Section ────────────────────────────────────── */
.privacy__updated {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-family: var(--font-display);
  letter-spacing: 0.08em;
  margin-top: calc(-1 * var(--sp-4));
  margin-bottom: var(--sp-10);
}

.privacy__body {
  display: flex;
  flex-direction: column;
  gap: var(--sp-8);
  max-width: 780px;
}

.privacy__block h3 {
  font-family: var(--font-display);
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--clr-accent-1);
  margin-bottom: var(--sp-3);
  letter-spacing: 0.04em;
}

.privacy__block p,
.privacy__block li {
  color: var(--clr-text-secondary);
  font-size: var(--fs-sm);
  line-height: 1.75;
}

.privacy__block ul {
  list-style: disc;
  padding-left: var(--sp-6);
  margin-block: var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.privacy__block strong { color: var(--clr-accent-1); }

.privacy__email {
  color: var(--clr-accent-1);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
}

/* ── 14. Footer ─────────────────────────────────────────────── */
.footer {
  background: var(--clr-bg-card);
  border-top: 1px solid var(--clr-border);
  padding-block: var(--sp-12) var(--sp-8);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--sp-10);
  margin-bottom: var(--sp-12);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  color: var(--clr-text-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-md);
}

.footer__logo:hover { color: var(--clr-accent-1); }

.footer__icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
}

.footer__tagline {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  font-family: var(--font-display);
}

.footer__nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__nav a {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

.footer__nav a:hover { color: var(--clr-accent-1); }

.footer__contact p {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  margin-bottom: var(--sp-2);
}

.footer__email {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  color: var(--clr-accent-1);
}

.footer__bottom {
  border-top: 1px solid var(--clr-border);
  padding-top: var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}

.footer__bottom p {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-family: var(--font-display);
  letter-spacing: 0.06em;
}

.footer__cats {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-end;
}

.footer__cat {
  width: 28px;
  opacity: 0.6;
  transition: opacity var(--transition), transform var(--transition);
}

.footer__cat:hover {
  opacity: 1;
  transform: translateY(-3px);
}

/* ── 15. Responsive — Tablet (≤ 900px) ─────────────────────── */
@media (max-width: 900px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-10);
  }

  .about__cats {
    order: -1;
  }

  .footer__inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer__contact {
    grid-column: 1 / -1;
  }

  .hero__deco {
    width: 48px;
    bottom: var(--sp-8);
  }
}

/* ── 16. Responsive — Mobile (≤ 640px) ─────────────────────── */
@media (max-width: 640px) {
  .section {
    padding-block: var(--sp-16) var(--sp-16);
  }

  .section__title {
    font-size: var(--fs-xl);
  }

  /* Nav */
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: rgba(13, 13, 20, 0.97);
    border-bottom: 1px solid var(--clr-border);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding-block: var(--sp-4);
  }

  .nav__links.open {
    display: flex;
  }

  .nav__links li {
    width: 100%;
  }

  .nav__links a {
    display: block;
    padding: var(--sp-3) var(--sp-6);
    font-size: var(--fs-base);
  }

  .nav__cta {
    margin: var(--sp-2) var(--sp-6);
  }

  /* Hero */
  .hero__icon  { width: 72px; height: 72px; }
  .hero__title { font-size: clamp(2.2rem, 12vw, 3.5rem); }
  .hero__deco  { display: none; }

  /* Features */
  .features__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-4);
  }

  /* Steps */
  .step {
    grid-template-columns: 1fr;
    gap: var(--sp-4);
    padding: var(--sp-6);
  }

  .step__connector {
    margin-left: var(--sp-6);
  }

  /* Screenshot scroll buttons — hide on mobile (swipe instead) */
  .screenshots__btn { display: none; }

  /* Footer */
  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--sp-8);
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ── 17. Accessibility — reduced motion ─────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .about__cat,
  .hero__deco {
    animation: none;
  }

  .btn:hover,
  .feature-card:hover,
  .screenshot-item__img:hover {
    transform: none;
  }
}

/* ── 18. Focus styles (keyboard nav) ────────────────────────── */
:focus-visible {
  outline: 2px solid var(--clr-accent-1);
  outline-offset: 3px;
  border-radius: 3px;
}