@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* Dynamic Gradient Color Spaces */
:root {
  --in-oklab: ;
  --in-oklch: ;
  
  /* Color Palette */
  --bg-primary: #070a12;
  --bg-secondary: #0c111d;
  --bg-tertiary: #131b2e;
  --text-primary: #f9fafb;
  --text-secondary: #d1d5db;
  --text-muted: #6b7280;
  --text-link: #38bdf8;
  
  --accent-purple: #a855f7;
  --accent-indigo: #6366f1;
  --accent-cyan: #06b6d4;
  --accent-glow: rgba(168, 85, 247, 0.15);
  
  --glass-bg: rgba(12, 17, 29, 0.7);
  --glass-border: rgba(255, 255, 255, 0.06);
  --glass-border-hover: rgba(255, 255, 255, 0.15);
  --glass-shadow: 0 10px 30px 0 rgba(0, 0, 0, 0.5);
  
  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', sans-serif;
  
  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
  
  /* Scrollbar */
  --scrollbar-thumb: rgba(168, 85, 247, 0.3);
  --scrollbar-thumb-hover: rgba(6, 182, 212, 0.5);
}

@supports (linear-gradient(in oklab, white, black)) {
  :root {
    --in-oklab: in oklab;
    --in-oklch: in oklch;
  }
}

/* Base resets & styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  position: relative;
}

/* Custom premium scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 9999px;
  border: 2px solid var(--bg-primary);
  transition: var(--transition-smooth);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
}

/* Background grid & blob decoration */
body::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 600px;
  background: 
    radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 80% 40%, rgba(6, 182, 212, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 50% -10%, rgba(168, 85, 247, 0.15) 0%, transparent 50%);
  z-index: -1;
  pointer-events: none;
}

/* Semantic & structural container layout */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

/* Header & Navigation */
header.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1000;
  background-color: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition-smooth);
}

header.site-header.scrolled {
  height: 70px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

header.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--text-primary);
  transition: var(--transition-smooth);
}

.logo-link img {
  height: 40px;
  width: 40px;
}

.logo-text {
  background: linear-gradient(to right var(--in-oklch), var(--accent-purple), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

nav.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
  position: relative;
  padding: 0.5rem 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(to right var(--in-oklab), var(--accent-purple), var(--accent-cyan));
  transition: var(--transition-smooth);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--text-primary);
}

/* Mobile Menu Toggle Button */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  margin: 5px 0;
  transition: var(--transition-smooth);
}

/* Main Area Layout */
main.main-content {
  flex: 1;
  padding-top: calc(var(--header-height) + 2rem);
  padding-bottom: 4rem;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 4rem 0 3rem;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid rgba(168, 85, 247, 0.2);
  color: var(--accent-purple);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.05);
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  background: linear-gradient(to right var(--in-oklch), var(--text-primary) 30%, #9ca3af 70%, var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
}

/* Showcase Grid & Cards */
.section-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 40px;
  height: 3px;
  background: var(--accent-cyan);
  border-radius: 999px;
}

.grid-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 1rem;
}

/* Glassmorphism Cards */
.card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: var(--glass-shadow);
  transition: var(--transition-smooth);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--glass-border-hover);
  box-shadow: 0 15px 40px 0 rgba(168, 85, 247, 0.05), var(--glass-shadow);
}

.app-card {
  position: relative;
  overflow: hidden;
}

.app-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(255, 255, 255, 0.03), transparent 40%);
  z-index: 1;
  pointer-events: none;
}

.app-badge {
  align-self: flex-start;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.app-badge.ios-android {
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  color: var(--accent-cyan);
}

.app-badge.coming-soon {
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid rgba(168, 85, 247, 0.2);
  color: var(--accent-purple);
}

.app-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.app-icon-wrapper {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.app-icon-wrapper svg {
  width: 36px;
  height: 36px;
}

.app-title-group h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
}

.app-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.app-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  flex: 1;
}

.app-links {
  display: flex;
  gap: 1rem;
  margin-top: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: none;
}

.btn-primary {
  background: linear-gradient(to right var(--in-oklab), var(--accent-purple), var(--accent-indigo));
  color: var(--text-primary);
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-disabled {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  border: 1px solid var(--glass-border);
  cursor: not-allowed;
}

/* Philosophy Section */
.philosophy-section {
  padding: 5rem 0 2rem;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.phil-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(6, 182, 212, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--accent-cyan);
}

.phil-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.phil-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Support Page & Forms */
.support-wrapper {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
}

/* FAQ Details/Summary Accordions */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  outline: none;
}

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

.faq-item summary::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--accent-cyan);
  transition: var(--transition-smooth);
}

.faq-item[open] summary::after {
  content: '−';
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 1.5rem 1.5rem 1.5rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  padding-top: 1rem;
}

/* Contact Form */
.contact-card {
  padding: 2.5rem;
}

.contact-card h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.contact-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input, .form-textarea {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-smooth);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-info-list {
  margin-top: 2rem;
  border-top: 1px solid var(--glass-border);
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.info-item svg {
  width: 20px;
  height: 20px;
  color: var(--accent-cyan);
}

.info-item a {
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.info-item a:hover {
  color: var(--accent-cyan);
}

/* Legal Pages (Privacy & Terms) Layout */
.legal-container {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 4rem;
  margin-top: 2rem;
}

.legal-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
  height: fit-content;
}

.legal-nav-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.legal-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-left: 1px solid var(--glass-border);
}

.legal-nav-link {
  display: block;
  padding-left: 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
  margin-left: -1px;
  border-left: 1px solid transparent;
}

.legal-nav-link:hover {
  color: var(--text-primary);
}

.legal-nav-link.active {
  color: var(--accent-cyan);
  font-weight: 500;
  border-left-color: var(--accent-cyan);
}

.legal-content {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.legal-content h1 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.legal-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.legal-content section {
  margin-bottom: 2.5rem;
  scroll-margin-top: calc(var(--header-height) + 2rem);
}

.legal-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.legal-content p {
  margin-bottom: 1.25rem;
}

.legal-content ul {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.legal-content li {
  margin-bottom: 0.5rem;
}

/* Footer Section */
footer.site-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: 4rem 0 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 320px;
}

.footer-links h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--glass-border);
  padding-top: 2rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Response Message Notification banner */
.notification-banner {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-tertiary);
  border: 1px solid var(--accent-cyan);
  padding: 1rem 1.5rem;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  transform: translateY(150%);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 2000;
  font-weight: 500;
}

.notification-banner.show {
  transform: translateY(0);
}

.notification-banner svg {
  color: var(--accent-cyan);
  width: 20px;
  height: 20px;
}

/* Media Queries & Responsive Layouts */
@media (max-width: 968px) {
  .support-wrapper {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .legal-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .legal-sidebar {
    position: static;
  }
  
  .legal-nav {
    flex-direction: row;
    flex-wrap: wrap;
    border-left: none;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 1rem;
    gap: 1rem;
  }
  
  .legal-nav-link {
    padding-left: 0;
    padding-bottom: 0.5rem;
    border-left: none;
    border-bottom: 2px solid transparent;
  }
  
  .legal-nav-link.active {
    border-bottom-color: var(--accent-cyan);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
  
  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-description {
    font-size: 1.1rem;
  }
  
  /* Mobile navbar menu */
  .mobile-toggle {
    display: block;
  }
  
  nav.main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(7, 10, 18, 0.85); /* Semi-transparent dark slate */
    backdrop-filter: blur(20px); /* Modern background blur */
    -webkit-backdrop-filter: blur(20px); /* iOS Safari support */
    flex-direction: column;
    padding: 3rem 2rem;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    align-items: flex-start;
    z-index: 2000; /* Force it on top of other content layers */
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.6);
  }
  
  nav.main-nav.open {
    transform: translateX(0);
  }
  
  .nav-link {
    font-size: 1.25rem;
    width: 100%;
  }
  
  /* Disable hover transform on touch devices */
  .card:hover {
    transform: none;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-brand {
    grid-column: span 1;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

.tester-form-group {
  display: flex;
  gap: 0.75rem;
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

@media (max-width: 480px) {
  .tester-form-group {
    flex-direction: column;
  }
}

/* Full screen menu backdrop overlay with blur */
.menu-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(7, 10, 18, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 998; /* Sits below the header (z-index: 1000) and above the page content */
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}