/* Shared styles for Facebook download station secondary pages */
:root {
  --bg: #EFF4FB;
  --bg-elevated: #E3EDF9;
  --card: #FFFFFF;
  --border: #B9CCE8;
  --text: #1C2B3F;
  --text-muted: #61758B;
  --primary: #1877F2;
  --primary-hover: #0D65D9;
  --accent-pink: #F472B6;
  --accent-yellow: #FBBF24;
  --green: #42B72A;
  --blue-shadow: rgba(24, 119, 242, 0.32);
  --cartoon-stroke: 3px solid var(--text);
  --cartoon-stroke-thin: 2px solid var(--text);
  --cartoon-shadow: 6px 6px 0 var(--blue-shadow);
  --cartoon-shadow-sm: 4px 4px 0 var(--blue-shadow);
  --halftone: radial-gradient(circle, rgba(24, 119, 242, 0.08) 1px, transparent 1px);
}

[data-theme="dark"] {
  --bg: #202A3A;
  --bg-elevated: #2A3648;
  --card: #2A3648;
  --border: #4A5B74;
  --text: #E7EFFA;
  --text-muted: #A9BBD0;
  --blue-shadow: rgba(0, 0, 0, 0.42);
}

*,
*:before,
*:after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.theme-cartoon {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  background:
    var(--halftone) 0 0 / 22px 22px,
    var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  letter-spacing: 0;
  animation: pageFade 0.5s ease both;
}

@keyframes pageFade {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

#main {
  flex: 1;
}

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

a {
  color: var(--primary);
  text-decoration: none;
}

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

.container {
  width: min(1120px, 100% - 2rem);
  margin-inline: auto;
}

.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;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 999px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease;
}

.btn:hover {
  transform: scale(1.04);
}

.btn:active {
  transform: scaleY(0.94) scaleX(1.02);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #FFFFFF;
  box-shadow: var(--cartoon-shadow-sm);
}

.btn-primary:hover {
  color: #FFFFFF;
}

.btn-ghost {
  background: var(--card);
  color: var(--text);
  box-shadow: var(--cartoon-shadow-sm);
}

/* ===== Top navigation ===== */
.site-nav-bar {
  position: sticky;
  top: 0;
  z-index: 201;
  min-height: 4.5rem;
  background: var(--bg);
  border-bottom: var(--cartoon-stroke);
}

.site-nav-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.5rem;
  gap: 1rem;
}

.logo-link {
  position: relative;
  z-index: 202;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
}

.logo-link:hover {
  color: var(--primary);
}

.logo-img {
  width: auto;
  height: 2.5rem;
  max-width: 10rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 50%;
  object-fit: contain;
  box-shadow: var(--cartoon-shadow-sm);
}

.logo-text {
  display: block;
  max-height: 36px;
  max-width: 240px;
  overflow: hidden;
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.15;
}

.nav-toggle {
  position: relative;
  z-index: 202;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  padding: 0;
  border: var(--cartoon-stroke-thin);
  border-radius: 50%;
  background: var(--bg-elevated);
  box-shadow: var(--cartoon-shadow-sm);
  cursor: pointer;
}

.nav-toggle i {
  position: absolute;
  top: 50%;
  left: 50%;
  color: var(--primary);
  font-size: 1.35rem;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.2s ease;
  transform: translate(-50%, -50%);
}

.nav-toggle .nav-toggle-icon-close {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.4) rotate(-90deg);
}

.nav-toggle.is-open .nav-toggle-icon-open {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.4) rotate(90deg);
}

.nav-toggle.is-open .nav-toggle-icon-close {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1) rotate(0);
}

.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 199;
  background: rgba(28, 43, 63, 0.42);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.nav-backdrop.is-open {
  display: block;
  opacity: 1;
}

.site-nav {
  display: flex;
  visibility: hidden;
  opacity: 0;
  position: fixed;
  top: 4.5rem;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 200;
  flex-direction: column;
  padding: 1rem;
  overflow-y: auto;
  background: var(--bg);
  pointer-events: none;
  transform: translateY(-12px);
  transition: opacity 0.22s ease, transform 0.26s ease, visibility 0.22s ease;
  -webkit-overflow-scrolling: touch;
}

.site-nav.is-open {
  display: flex;
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.site-nav-inner {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.5rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 1.5rem;
  background: var(--bg-elevated);
  box-shadow: var(--cartoon-shadow);
}

@media (max-width: 767px) {
  .site-nav-inner {
    width: 100%;
    max-width: 560px;
    margin-inline: auto;
  }
}

.nav-list {
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
}

.nav-list a {
  display: block;
  padding: 0.875rem 0;
  color: var(--text);
  font-size: 1.0625rem;
  font-weight: 700;
}

.nav-list a.is-current {
  color: var(--primary);
}

.nav-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: auto;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 999px;
  background: var(--card);
  color: var(--text);
  font: inherit;
  font-weight: 800;
  box-shadow: var(--cartoon-shadow-sm);
  cursor: pointer;
}

[data-theme="light"] .icon-moon,
[data-theme="dark"] .icon-sun {
  display: none;
}

@media (min-width: 768px) {
  .nav-backdrop {
    display: none !important;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    inset: auto;
    display: flex;
    visibility: visible;
    opacity: 1;
    flex: 0 0 auto;
    flex-direction: row;
    padding: 0;
    overflow: visible;
    background: transparent;
    pointer-events: auto;
    transform: none;
    transition: none;
  }

  .site-nav-inner {
    flex-direction: row;
    align-items: center;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  .nav-list {
    display: flex;
    gap: 0.5rem;
    margin: 0;
  }

  .nav-list a {
    padding: 0.5rem 1rem;
    border-radius: 999px;
  }

  .nav-list a:hover,
  .nav-list a.is-current {
    background: var(--bg-elevated);
    color: var(--primary);
  }

  .nav-actions {
    flex-direction: row;
    align-items: center;
    margin-top: 0;
    margin-left: 1rem;
  }
}

/* ===== Secondary page layout ===== */
.page {
  padding: 4.5rem 0 5rem;
}

.legal-page {
  max-width: 880px;
  margin-inline: auto;
}

.page-header {
  position: relative;
  margin-bottom: 2rem;
  padding: 2rem 2rem 2.25rem;
  border: var(--cartoon-stroke);
  border-radius: 1.5rem;
  background: var(--card);
  box-shadow: var(--cartoon-shadow);
  text-align: center;
}

.page-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 34px;
  padding: 0.35rem 0.9rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 999px;
  background: var(--bg-elevated);
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 900;
}

.page-header h1 {
  margin: 0.65rem 0 0.75rem;
  font-size: 42px;
  font-weight: 900;
  line-height: 1.2;
}

.page-header .page-intro {
  max-width: 620px;
  margin: 0 auto;
  color: var(--text-muted);
}

.page-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin: 1rem 0 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.legal-section {
  margin: 1.5rem 0;
  padding: 1.75rem 2rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 1.2rem;
  background: var(--card);
  box-shadow: var(--cartoon-shadow-sm);
}

.legal-section h2 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.75rem;
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1.3;
}

.legal-section h2 i {
  color: var(--primary);
}

.legal-section p {
  margin: 0;
  color: var(--text-muted);
}

.legal-section p + p {
  margin-top: 0.75rem;
}

.legal-section ul {
  margin: 0.75rem 0 0;
  padding-left: 1.25rem;
  color: var(--text-muted);
}

.legal-section li + li {
  margin-top: 0.4rem;
}

.legal-note {
  padding: 1rem 1.1rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 1rem;
  background: var(--bg-elevated);
}

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

/* ===== Contact page ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 1.2rem;
  background: var(--card);
  box-shadow: var(--cartoon-shadow-sm);
}

.contact-card-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: var(--cartoon-stroke-thin);
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #FFFFFF;
  font-size: 1.4rem;
  box-shadow: var(--cartoon-shadow-sm);
}

.contact-card h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 900;
}

.contact-card p {
  margin: 0;
  color: var(--text-muted);
}

.contact-card a {
  font-weight: 900;
  word-break: break-word;
}

.contact-value {
  color: var(--primary);
  font-weight: 900;
  word-break: break-word;
}

.contact-faq details {
  margin: 0;
  padding: 1.15rem 0;
  border-bottom: var(--cartoon-stroke-thin);
}

.contact-faq summary {
  font-weight: 900;
  cursor: pointer;
}

.contact-faq p {
  margin-top: 0.65rem;
}

.contact-faq details:last-child {
  border-bottom: 0;
}

/* ===== Footer ===== */
.site-footer {
  padding: 3rem 0 2rem;
  border-top: var(--cartoon-stroke);
  background: var(--bg-elevated);
}

.footer-inner {
  display: grid;
  justify-items: center;
  gap: 1.5rem;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 190px));
  gap: 0.6rem 1.25rem;
  text-align: center;
}

.footer-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0.4rem 1rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 999px;
  background: var(--card);
  color: var(--text);
  font-weight: 800;
  box-shadow: var(--cartoon-shadow-sm);
}

.footer-nav a:hover,
.footer-nav a.is-current {
  color: var(--primary);
}

.footer-copy {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 700;
  text-align: center;
}

.footer-disclaimer {
  max-width: 760px;
  margin: 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

/* ===== Download dialog ===== */
.download-modal {
  width: min(520px, calc(100% - 2rem));
  padding: 0;
  border: 0;
  background: transparent;
}

.download-modal::backdrop {
  background: rgba(13, 25, 41, 0.62);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.download-modal-panel {
  position: relative;
  padding: 2rem;
  border: var(--cartoon-stroke);
  border-radius: 1.5rem;
  background: var(--card);
  box-shadow: var(--cartoon-shadow);
}

.download-modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: var(--cartoon-stroke-thin);
  border-radius: 50%;
  background: var(--bg-elevated);
  color: var(--text);
  font-size: 1.25rem;
  cursor: pointer;
}

.download-modal-panel h2 {
  margin: 0 0 0.4rem;
  font-size: 1.75rem;
  font-weight: 900;
}

.download-modal-subtitle {
  margin: 0 0 1.5rem;
  color: var(--text-muted);
}

.download-buttons {
  display: grid;
  gap: 1rem;
}

.btn-store {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1rem;
  width: 100%;
  min-height: 76px;
  padding: 0.85rem 1.1rem;
  border: var(--cartoon-stroke-thin);
  border-radius: 1.1rem;
  color: #FFFFFF;
  text-align: left;
  box-shadow: var(--cartoon-shadow-sm);
}

.btn-store:hover {
  color: #FFFFFF;
  transform: scale(1.02);
}

.btn-android {
  background: linear-gradient(135deg, #42B72A, #2E8B1A);
}

.btn-ios {
  background: linear-gradient(135deg, #1877F2, #0D65D9);
}

.btn-store-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: var(--cartoon-stroke-thin);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.18);
  color: #FFFFFF;
  font-size: 1.5rem;
}

.btn-store-label {
  display: block;
  font-size: 1.05rem;
  font-weight: 900;
}

.btn-store-hint {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.85rem;
  opacity: 0.88;
}

/* ===== Responsive ===== */
@media (max-width: 620px) {
  .page {
    padding: 3rem 0 3.5rem;
  }

  .page-header {
    padding: 1.5rem 1.25rem 1.75rem;
  }

  .page-header h1 {
    font-size: 30px;
  }

  .legal-section {
    padding: 1.35rem 1.25rem;
  }

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

  .footer-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    max-width: 360px;
  }

  .download-modal-panel {
    padding: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *:before,
  *:after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}