/* =========================================
   PocketXpert – Stylesheet
   Modern, Professional, Performance-First
   ========================================= */

/* --- Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul, ol {
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* --- Custom Properties --- */
:root {
  --color-primary: #1E5FD6;
  --color-primary-hover: #1849A8;
  --color-primary-light: #EBF2FF;
  --color-accent: #E53935;
  --color-accent-hover: #C62828;
  --color-accent-light: #FFEBEE;
  --color-success: #10B981;
  --color-warning: #F59E0B;

  --bg-primary: #ffffff;
  --bg-secondary: #F7F8FC;
  --bg-tertiary: #EEF0F6;
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-tertiary: #9CA3AF;
  --border-color: #E5E7EB;

  --card-bg: #ffffff;
  --card-border: #E5E7EB;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --card-shadow-hover: 0 10px 40px rgba(0,0,0,0.08);

  --header-bg: rgba(255, 255, 255, 0.88);
  --header-border: rgba(0, 0, 0, 0.06);

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: clamp(1.75rem, 2.5vw + 0.5rem, 2.25rem);
  --font-size-hero: clamp(2.25rem, 4vw + 0.5rem, 3.5rem);

  --spacing-section: clamp(4rem, 8vw, 7rem);
  --container-max: 1200px;
  --container-padding: 1.5rem;

  --radius: 0.75rem;
  --radius-lg: 1.25rem;
  --radius-full: 9999px;
  --transition: 200ms ease;
}

/* --- Dark Theme --- */
[data-theme="dark"] {
  --bg-primary: #0F1219;
  --bg-secondary: #161B26;
  --bg-tertiary: #1E2433;
  --text-primary: #F3F4F6;
  --text-secondary: #9CA3AF;
  --text-tertiary: #6B7280;
  --border-color: #2D3748;

  --card-bg: #1E2433;
  --card-border: #2D3748;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.3);
  --card-shadow-hover: 0 10px 40px rgba(0,0,0,0.3);

  --header-bg: rgba(15, 18, 25, 0.88);
  --header-border: rgba(255, 255, 255, 0.06);

  --color-primary-light: rgba(30, 95, 214, 0.15);
  --color-accent-light: rgba(229, 57, 53, 0.12);
}

/* --- Layout --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container--narrow {
  max-width: 48rem;
}

.section {
  padding: var(--spacing-section) 0;
}

.section--alt {
  background-color: var(--bg-secondary);
}

.section--centered {
  text-align: center;
}

.section--centered .section__subtitle {
  margin-left: auto;
  margin-right: auto;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }

@media (min-width: 640px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
}

/* --- Typography --- */
h1, h2, h3, h4 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-primary);
}

.section__title {
  font-size: var(--font-size-3xl);
  margin-bottom: 0.75rem;
}

.section__subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 40rem;
  line-height: 1.6;
}

.section .grid {
  margin-top: 2.5rem;
}

/* --- Accessibility --- */
.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;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  color: #ffffff;
  z-index: 200;
  font-weight: 600;
  border-radius: 0 0 var(--radius) 0;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--header-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.logo__image {
  height: 2.25rem;
  width: 2.25rem;
  object-fit: contain;
}

.logo__text {
  font-size: 1.25rem;
  font-weight: 700;
}

.logo__text--blue { color: var(--color-primary); }
.logo__text--red { color: var(--color-accent); }

/* Desktop Navigation */
.nav {
  display: none;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .nav { display: flex; }
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Theme Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  transition: background-color var(--transition), color var(--transition);
}

.theme-toggle:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.theme-toggle svg {
  width: 1.125rem;
  height: 1.125rem;
}

.theme-toggle__sun { display: none; }
.theme-toggle__moon { display: block; }

[data-theme="dark"] .theme-toggle__sun { display: block; }
[data-theme="dark"] .theme-toggle__moon { display: none; }

/* Mobile Menu Button */
.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  color: var(--text-primary);
}

.mobile-menu-btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

.mobile-menu-btn__close { display: none; }

.mobile-menu-btn[aria-expanded="true"] .mobile-menu-btn__open { display: none; }
.mobile-menu-btn[aria-expanded="true"] .mobile-menu-btn__close { display: block; }

@media (min-width: 768px) {
  .mobile-menu-btn { display: none; }
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem var(--container-padding) 1rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav__link {
  display: block;
  padding: 0.75rem 0;
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
  transition: color var(--transition);
}

.mobile-nav__link:last-child {
  border-bottom: none;
}

.mobile-nav__link:hover {
  color: var(--text-primary);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.5rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn--primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
}

.btn--dark {
  background-color: var(--text-primary);
  color: var(--bg-primary);
}

.btn--dark:hover {
  opacity: 0.85;
}

.btn--outline {
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  background: transparent;
}

.btn--outline:hover {
  background: var(--bg-secondary);
}

.btn--hidden-mobile {
  display: none;
}

@media (min-width: 640px) {
  .btn--hidden-mobile { display: inline-flex; }
}

/* Store Buttons */
.store-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background: var(--text-primary);
  color: var(--bg-primary);
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
}

.store-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.store-btn svg {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
}

.store-btn div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.store-btn__label {
  font-size: 0.625rem;
  opacity: 0.8;
}

.store-btn__name {
  font-size: 1rem;
  font-weight: 600;
}

/* --- Cards --- */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--card-shadow);
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--card-shadow-hover);
}

.card__icon {
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.card__icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card__text {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 1rem;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  background: var(--color-primary-light);
  border-radius: var(--radius-full);
}

/* --- Hero --- */
.hero {
  padding: clamp(4rem, 10vw, 8rem) 0 var(--spacing-section);
  position: relative;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 768px) {
  .hero__grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

.hero__title {
  font-size: var(--font-size-hero);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-top: 1rem;
}

.hero__text {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-top: 1.25rem;
  line-height: 1.7;
}

.hero__note {
  margin-top: 1rem;
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
}

.hero__visual {
  display: flex;
  justify-content: center;
}

/* Hero Decorations */
.hero__decoration {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero__decoration--1 {
  width: 400px;
  height: 400px;
  background: var(--color-primary);
  top: -200px;
  left: -100px;
  opacity: 0.07;
}

.hero__decoration--2 {
  width: 350px;
  height: 350px;
  background: var(--color-accent);
  bottom: -150px;
  right: -100px;
  opacity: 0.05;
}

/* Phone Frame */
.phone-frame {
  position: relative;
  width: 280px;
  padding: 12px;
  background: #1a1a2e;
  border-radius: 2.5rem;
  box-shadow: 0 25px 60px rgba(0,0,0,0.15), 0 10px 20px rgba(0,0,0,0.1);
}

[data-theme="dark"] .phone-frame {
  background: #2a2a3e;
  box-shadow: 0 25px 60px rgba(0,0,0,0.4);
}

.phone-frame__notch {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 28px;
  background: #0f0f1e;
  border-radius: 0 0 16px 16px;
  z-index: 2;
}

[data-theme="dark"] .phone-frame__notch {
  background: #1a1a2e;
}

.phone-frame__screen {
  border-radius: 2rem;
  overflow: hidden;
}

.phone-frame__screen img {
  width: 100%;
  border-radius: 2rem;
}

.phone-frame__img--light { display: block; }
.phone-frame__img--dark { display: none; }

[data-theme="dark"] .phone-frame__img--light { display: none; }
[data-theme="dark"] .phone-frame__img--dark { display: block; }

/* --- Steps --- */
.step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #ffffff;
  font-size: var(--font-size-sm);
  font-weight: 700;
  margin-bottom: 1rem;
}

.step__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.step__text {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

/* --- Screenshots --- */
.screenshots__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 700px;
  margin: 2.5rem auto 0;
}

@media (min-width: 640px) {
  .screenshots__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.screenshot-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 0.75rem;
  box-shadow: var(--card-shadow);
}

.screenshot-card img {
  border-radius: var(--radius);
  width: 100%;
}

.screenshot-card__img--light { display: block; }
.screenshot-card__img--dark { display: none; }

[data-theme="dark"] .screenshot-card__img--light { display: none; }
[data-theme="dark"] .screenshot-card__img--dark { display: block; }

/* --- Trust / Expert --- */
.trust__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
  margin-top: 2rem;
}

@media (min-width: 768px) {
  .trust__content {
    grid-template-columns: 2fr 1fr;
  }
}

.trust__text {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: 1.7;
}

.trust__text strong {
  color: var(--text-primary);
}

.trust__card {
  text-align: center;
  padding: 2rem;
}

.trust__image {
  border-radius: var(--radius-lg);
  margin: 0 auto 1rem;
}

.trust__name {
  font-weight: 600;
  font-size: var(--font-size-base);
}

.trust__role {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  margin-top: 0.25rem;
}

/* --- CTA --- */
.cta {
  text-align: center;
  background: var(--bg-secondary);
}

.cta__title {
  font-size: var(--font-size-3xl);
}

.cta__text {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-top: 0.75rem;
  max-width: 32rem;
  margin-left: auto;
  margin-right: auto;
}

.cta .store-buttons {
  justify-content: center;
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 3rem 0 2rem;
  background: var(--bg-primary);
}

.site-footer__grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

@media (min-width: 768px) {
  .site-footer__grid {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer__link {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  transition: color var(--transition);
}

.footer__link:hover {
  color: var(--text-primary);
}

.footer__social {
  display: flex;
  gap: 0.75rem;
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: color var(--transition), border-color var(--transition), background-color var(--transition);
}

.footer__social-link:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.footer__social-link svg {
  width: 1rem;
  height: 1rem;
}

.footer__copyright {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

/* --- Legal Pages --- */
.legal-hero {
  padding: clamp(3rem, 6vw, 5rem) 0;
  background: var(--bg-secondary);
  text-align: center;
}

.legal-hero__title {
  font-size: var(--font-size-hero);
  margin-bottom: 0.5rem;
}

.legal-hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

.legal-content {
  padding: var(--spacing-section) 0;
}

.legal-content h2 {
  font-size: var(--font-size-2xl);
  margin: 2.5rem 0 1rem;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content h3 {
  font-size: var(--font-size-xl);
  margin: 2rem 0 0.75rem;
}

.legal-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.legal-content ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.legal-content ul li {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.legal-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-content a:hover {
  color: var(--color-primary-hover);
}

.legal-content strong {
  color: var(--text-primary);
}

.legal-content .notice {
  background: var(--bg-secondary);
  border-left: 4px solid var(--color-warning);
  padding: 1.5rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 2rem 0;
}

.legal-content .notice h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.legal-content .notice p {
  margin-bottom: 0;
}

/* --- Contact Card --- */
.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.contact-card__icon {
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.contact-card__icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* --- Info Links Grid --- */
.info-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .info-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

.info-link {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 2rem;
  transition: transform var(--transition);
}

.info-link:hover {
  transform: translateY(-2px);
}

.info-link__icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.info-link__icon svg {
  width: 2rem;
  height: 2rem;
}

.info-link__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.info-link__text {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* --- 404 Page --- */
.page-404 {
  text-align: center;
  padding: clamp(4rem, 12vw, 10rem) var(--container-padding);
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-404__code {
  font-size: clamp(5rem, 15vw, 8rem);
  font-weight: 800;
  color: var(--text-tertiary);
  line-height: 1;
}

.page-404__text {
  font-size: var(--font-size-xl);
  color: var(--text-secondary);
  margin-top: 1rem;
}

.page-404 .btn {
  margin-top: 2rem;
}

/* --- FAQ --- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.faq-item:hover {
  box-shadow: var(--card-shadow-hover);
}

.faq-item[open] {
  box-shadow: var(--card-shadow-hover);
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
  min-height: 3rem;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.faq-item__question::-webkit-details-marker {
  display: none;
}

.faq-item__question::after {
  content: '';
  width: 0.5rem;
  height: 0.5rem;
  border-right: 2px solid var(--text-secondary);
  border-bottom: 2px solid var(--text-secondary);
  transform: rotate(45deg);
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-item[open] .faq-item__question::after {
  transform: rotate(-135deg);
}

.faq-item__answer {
  padding: 0 1.5rem 1.25rem;
}

.faq-item__answer p {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* --- Touch & Mobile Improvements --- */
@media (pointer: coarse) {
  .nav__link,
  .mobile-nav__link,
  .footer__link,
  .btn,
  .store-btn,
  .faq-item__question {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
  }

  .footer__social-link {
    width: 2.75rem;
    height: 2.75rem;
  }

  .theme-toggle {
    width: 2.75rem;
    height: 2.75rem;
  }

  .mobile-menu-btn {
    width: 2.75rem;
    height: 2.75rem;
  }
}

a, button, summary {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

/* --- Content Visibility for below-fold sections --- */
#funktionen,
#so-funktionierts,
#app,
#faq,
#experte,
#download {
  content-visibility: auto;
  contain-intrinsic-size: auto 600px;
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* --- Print --- */
@media print {
  .site-header, .site-footer, .store-buttons, .theme-toggle,
  .mobile-menu-btn, .mobile-nav, .hero__decoration, .phone-frame,
  .skip-link {
    display: none !important;
  }
  body {
    color: #000;
    background: #fff;
  }
}