:root {
  --primary: #FFFFFF;           
  --on-primary: #1D1B20;        
  --background: #131315;        
  --on-background: #E5E4E8;     
  --on-background-title: #FFFFFF; 
  --text-secondary: #A4A1A8;    
  --surface-container: #1C1C1F; 
  --border-color: rgba(255, 255, 255, 0.1);
  --font-body: 'Outfit', sans-serif;
  --font-display: 'Playfair Display', serif;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--background);
  transition: background-color 0.3s ease;
  scrollbar-width: none;
  -ms-overflow-style: none;
  touch-action: manipulation;
  height: 100%;
}
html.has-bg-image {
  background-image: url('/assets/images/cover.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}
html::-webkit-scrollbar {
  display: none;
}
body {
  font-family: var(--font-body);
  background-color: var(--background);
  color: var(--on-background);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  touch-action: manipulation;
  min-height: 100%;
}
body.home-page {
  height: 100%;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  background-color: var(--background);
  transition: background-color 1.0s ease-in-out;
}
header.app-header {
  position: fixed; 
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  padding: 40px 60px;
  z-index: 500;
  box-sizing: border-box;
  background-color: transparent;
  transition: background-color 0.3s ease;
  transform: translateZ(0);
  will-change: transform;
}
header.subpage-header {
  background-color: var(--background) !important;
  box-shadow: none !important;
  border-bottom: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}
.logo-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
}
.logo-wrapper a {
  display: flex;
  align-items: center;
}
.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1); 
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), filter 1s ease-in-out;
}
.logo-img:hover {
  transform: scale(1.08) rotate(-3deg);
}
.hamburger-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  z-index: 600;
  transition: transform 0.2s ease;
}
.hamburger-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: #FFFFFF; 
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
@media (min-width: 769px) {
  header.app-header {
    justify-content: center;
  }
  .logo-wrapper {
    justify-content: center;
  }
  .hamburger-btn {
    display: none;
  }
}
@media (max-width: 768px) {
  header.app-header {
    justify-content: space-between;
    padding: max(24px, env(safe-area-inset-top)) max(24px, env(safe-area-inset-right)) 24px max(24px, env(safe-area-inset-left));
  }
  .logo-wrapper {
    justify-content: flex-start;
  }
  .logo-img {
    height: 40px;
  }
  header.subpage-header {
    background-color: var(--background) !important;
    box-shadow: none !important;
    border-bottom: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }
}
.hero-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 80px 24px calc(80px + env(safe-area-inset-bottom)) 24px;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 10;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 7vw, 5.8rem);
  font-weight: 800;
  line-height: 1.08;
  color: var(--on-background-title);
  margin-bottom: 32px;
  letter-spacing: -0.03em;
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  transition: color 1s ease-in-out;
}
.play-store-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background-color: var(--primary); 
  color: var(--on-primary); 
  text-decoration: none;
  padding: 16px 36px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 1.05rem;
  box-shadow: 0 2px 8px rgba(29, 27, 32, 0.05);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1), background-color 1s ease-in-out, color 1s ease-in-out, box-shadow 1s ease-in-out, opacity 0.2s ease;
  animation: fadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1);
  -webkit-tap-highlight-color: transparent; 
}
.play-store-btn svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}
@media (hover: hover) {
  .play-store-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 48px rgba(29, 27, 32, 0.12);
    background-color: #322F35; 
    color: var(--on-primary);
  }
}
.play-store-btn:active {
  transform: translateY(1px); 
  opacity: 0.85;
}
.footer-nav {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 32px;
  z-index: 400;
  background-color: transparent;
  padding: 16px 40px;
  border-radius: 24px;
  border: none;
  box-shadow: none;
  box-sizing: border-box;
  transition: background-color 1s ease-in-out, box-shadow 1s ease-in-out;
}
.footer-nav.floating-box {
  background-color: #FFFFFF !important; 
  border: none !important;
  box-shadow: none !important;
  padding: 16px 40px !important;
}
body.subpage-page .footer-nav.floating-box .footer-link {
  color: var(--on-primary) !important; 
  font-weight: 600;
}
body.subpage-page .footer-nav.floating-box .footer-link:hover {
  color: #6E6A73 !important; 
}
.footer-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
  padding: 4px 0;
  white-space: nowrap;
}
.footer-link:hover {
  color: var(--primary);
}
.active-page {
  cursor: default;
}
.footer-link.active-page {
  pointer-events: none !important;
}
.menu-item-link.active-page {
}
@media (max-width: 768px) {
  .footer-nav {
    display: none; 
  }
}
.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--background); 
  z-index: 1000;
  display: flex;
  flex-direction: column;
  padding: 100px 48px calc(48px + env(safe-area-inset-bottom)) 48px;
  overflow-y: auto; 
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.menu-overlay.active {
  opacity: 1;
  visibility: visible;
}
.menu-close-btn {
  position: absolute;
  top: max(24px, env(safe-area-inset-top));
  right: max(24px, env(safe-area-inset-right));
  background: none;
  border: none;
  color: #FFFFFF;
  cursor: pointer;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1100; 
  transition: transform 0.3s ease;
}
.menu-close-btn svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
}
.menu-close-btn:hover {
  transform: scale(1.1) rotate(90deg);
}
.menu-links {
  display: flex;
  flex-direction: column;
  gap: 28px;
  align-items: flex-start;
  margin: auto 0; 
  transform: translateY(20px);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.menu-overlay.active .menu-links {
  transform: translateY(0);
}
.menu-item-link {
  color: #FFFFFF;
  font-size: 2.2rem;
  font-weight: 700;
  text-decoration: none;
  transition: color 0.2s ease;
  position: relative;
}
.menu-item-link:hover {
  color: #BDBABF;
}
.subpage-content-wrapper {
  max-width: 800px;
  margin: 0 auto;
  padding: 160px calc(24px + env(safe-area-inset-right)) calc(140px + env(safe-area-inset-bottom)) calc(24px + env(safe-area-inset-left)); 
}
.subpage-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--on-background-title);
  margin-bottom: 12px;
  text-align: left; 
}
.subpage-meta {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 48px;
  text-align: left; 
}
@media (min-width: 769px) {
  .subpage-title,
  .subpage-meta {
    text-align: center; 
  }
}
.subpage-text {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--on-background);
}
.subpage-text h1,
.subpage-text h2,
.subpage-text h3,
.subpage-text strong {
  color: var(--on-background-title);
}
.subpage-text h2 {
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 36px;
  margin-bottom: 16px;
}
.subpage-text h3 {
  font-family: var(--font-body);
  font-size: 1.2rem;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 12px;
}
.subpage-text p {
  margin-bottom: 20px;
  color: var(--text-secondary);
}
.subpage-text ul {
  margin-bottom: 24px;
  padding-left: 20px;
}
.subpage-text li {
  margin-bottom: 10px;
  color: var(--text-secondary);
}
.subpage-text a {
  color: var(--on-background-title);
  text-decoration: none;
  transition: color 0.2s ease;
}
.subpage-text a:hover {
  text-decoration: underline;
}
.support-email-btn {
  display: inline-block;
  background-color: var(--primary);
  color: var(--on-primary) !important;
  text-decoration: none !important;
  padding: 12px 28px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.2s ease, opacity 0.2s ease, box-shadow 0.2s ease;
  margin-top: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  -webkit-tap-highlight-color: transparent;
}
.support-email-btn:hover {
  transform: translateY(-2px);
  opacity: 0.9;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
}
.support-email-btn:active {
  transform: translateY(0);
}
@media (max-width: 768px) {
  .subpage-content-wrapper {
    padding-top: 120px;
    padding-bottom: 100px;
  }
}
.support-breadcrumbs {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  display: none; 
  align-items: center;
  gap: 8px;
  animation: supportFadeIn 0.4s ease;
}
.support-breadcrumbs.active {
  display: flex;
}
@media (min-width: 769px) {
  .support-breadcrumbs.active {
    justify-content: center;
  }
}
.breadcrumb-link {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
  cursor: pointer;
}
.breadcrumb-link:hover {
  color: var(--on-background-title);
  text-decoration: underline;
}
.breadcrumb-separator {
  color: var(--text-secondary);
  user-select: none;
}
.breadcrumb-current {
  color: var(--on-background-title);
  font-weight: 500;
}
.support-cards-container {
  display: flex;
  gap: 24px;
  width: 100%;
  margin-top: 56px;
  animation: supportFadeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
@media (max-width: 768px) {
  .support-cards-container {
    flex-direction: column;
  }
}
.support-card {
  flex: 1;
  background-color: var(--surface-container);
  border: none;
  border-radius: 16px;
  padding: 40px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}
.support-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}
.support-card:active {
  transform: translateY(0);
  opacity: 0.9;
}
.support-card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  color: var(--on-background-title);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.support-card:hover .support-card-icon {
  transform: scale(1.1);
}
.support-card-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}
.support-card-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--on-background-title);
  text-align: center;
}
.support-content-section {
  display: none;
  width: 100%;
  animation: supportFadeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.support-content-section.active {
  display: block;
}
@keyframes supportFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
body.subpage-page {
  background-color: var(--background) !important;
  color: var(--on-background) !important;
}
body.subpage-page header.subpage-header {
  background-color: var(--background) !important; 
}
body.subpage-page .logo-img {
  filter: brightness(0) invert(1); 
}
body.subpage-page .hamburger-btn span {
  background-color: #FFFFFF; 
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.home-overlay-layer {
  display: none;
}
body.home-page.has-bg-image .home-overlay-layer {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  pointer-events: none;
  animation: fadeScrim 1s forwards cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes fadeScrim {
  from { background-color: transparent; }
  to   { background-color: rgba(19, 19, 21, 0.55); }
}
body.home-page.has-bg-image {
  background-color: transparent !important;
}
body.home-page.has-bg-image .play-store-btn {
  background-color: #FFFFFF;
  color: var(--on-primary);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}
@media (hover: hover) {
  body.home-page.has-bg-image .play-store-btn:hover {
    background-color: #E5E4E8;
    color: var(--on-primary);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
  }
}
body.home-page.has-bg-image .footer-nav {
  background-color: #FFFFFF;
  border: none !important;
  box-shadow: none !important;
  padding: 16px 40px;
  border-radius: 24px;
}
body.home-page.has-bg-image .footer-nav .footer-link {
  color: var(--on-primary); 
  font-weight: 600; 
}
body.home-page.has-bg-image .footer-nav .footer-link:hover {
  color: #6E6A73; 
}
@media (max-height: 500px) {
  .footer-nav {
    display: none !important;
  }
  .hamburger-btn {
    display: flex !important;
  }
  .logo-img {
    height: 32px !important;
  }
  header.app-header {
    padding: 16px 24px !important;
  }
  .hero-container {
    padding-top: 64px !important;
    padding-bottom: 24px !important;
  }
  .hero-title {
    font-size: clamp(1.8rem, 5vw, 2.6rem) !important;
    margin-bottom: 16px !important;
    line-height: 1.15 !important;
  }
  .play-store-btn {
    padding: 10px 24px !important;
    font-size: 0.95rem !important;
  }
}