/* ==========================================================================
   GLOBAL VARIABLES & TOKENS
   ========================================================================== */
:root {
  /* JESASTIC Brand Colors */
  --color-dark: #0a202d;
  --color-black-dark: #041018;
  
  /* AdSense-Optimized Light Theme */
  --color-bg-pure: #ffffff;
  --color-bg-offset: #f8fbfc; /* Very subtle cool off-white for section breaks */
  --color-ad-placeholder: #f0f4f8; /* Prevents Cumulative Layout Shift (CLS) */
  
  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --color-text-main: var(--color-black-dark);
  --color-text-muted: #4a5a68;
  
  /* Spacing System (Mobile-First) */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 3rem;
  
  /* Utility */
  --radius-sm: 4px;
  --radius-md: 8px;
  --tap-target: 48px;
  --max-width: 1200px;
}

/* ==========================================================================
   RESET & BASE
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-pure);
  color: var(--color-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, picture, svg {
  max-width: 100%;
  display: block;
}

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

/* ==========================================================================
   TYPOGRAPHY & BUTTONS
   ========================================================================== */
h1, h2, h3 {
  color: var(--color-black-dark);
  line-height: 1.2;
  margin-bottom: var(--space-md);
  font-weight: 800;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--tap-target);
  padding: 0 var(--space-lg);
  background-color: var(--color-black-dark);
  color: var(--color-bg-pure);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.btn:hover, .btn:focus {
  background-color: var(--color-dark);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-black-dark);
  border: 2px solid var(--color-black-dark);
}

/* ==========================================================================
   LAYOUT & ADSENSE CONTAINERS
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Crucial for AdSense: Hardcoded min-heights prevent the page from jumping 
  when the ad injects via JavaScript. 
*/
.ad-slot-responsive {
  width: 100%;
  min-height: 250px; 
  background-color: var(--color-ad-placeholder);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--space-lg) 0;
}

.ad-slot-responsive::before {
  content: 'Advertisement';
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ==========================================================================
   AI LEAD-QUALIFYING CHATBOT WIDGET
   ========================================================================== */
#chatbot-bubble {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background-color: var(--color-black-dark);
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(4, 16, 24, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  z-index: 9999;
  pointer-events: auto;
}

#chatbot-bubble:hover {
  transform: scale(1.08);
}

#chatbot-window {
  position: fixed;
  bottom: 96px;
  right: 24px;
  width: 360px;
  height: 480px;
  background-color: var(--color-bg-pure);
  border-radius: var(--radius-md);
  border: 1px solid #e2e8f0;
  box-shadow: 0 12px 36px rgba(4, 16, 24, 0.15);
  display: flex;
  flex-direction: column;
  z-index: 9999;
  overflow: hidden;
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#chatbot-window.active {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

#chatbot-header {
  background-color: var(--color-black-dark);
  color: var(--color-bg-pure);
  padding: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#chatbot-header h3 {
  color: white;
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

#chatbot-close-btn {
  background: transparent;
  border: none;
  color: white;
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0 var(--space-xs);
  line-height: 1;
}

#chatbot-messages {
  flex: 1;
  padding: var(--space-md);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  background-color: #fcfdfe;
}

.chat-bubble {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 0.9rem;
  line-height: 1.4;
  word-wrap: break-word;
}

.chat-bubble.bot {
  background-color: var(--color-bg-offset);
  color: var(--color-black-dark);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
  border: 1px solid #e2e8f0;
}

.chat-bubble.user {
  background-color: var(--color-dark);
  color: white;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

#chatbot-input-form {
  display: flex;
  padding: var(--space-sm);
  background-color: var(--color-bg-pure);
  border-top: 1px solid #e2e8f0;
  gap: var(--space-xs);
  pointer-events: auto;
}

#chatbot-input-field {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font-sans);
  pointer-events: auto;
}

#chatbot-input-field:focus {
  outline: none;
  border-color: var(--color-dark);
}

#chatbot-send-btn {
  background-color: var(--color-black-dark);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0 var(--space-md);
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.2s ease;
  pointer-events: auto;
}

#chatbot-send-btn:hover {
  background-color: var(--color-dark);
}

/* ==========================================================================
   SITE HEADER & NAVIGATION SYSTEM
   ========================================================================== */
.site-header {
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.brand-logo {
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: -0.8px;
  display: flex;
  align-items: center;
  gap: 2px;
  transition: transform 0.2s ease;
  z-index: 1100;
}

.brand-logo:hover {
  transform: translateY(-1px);
}

.brand-logo .brand-highlight {
  color: var(--color-black-dark);
}

.brand-logo .brand-sub {
  color: var(--color-text-muted);
}

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

.nav-list {
  list-style: none;
  display: flex;
  gap: var(--space-lg);
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-main);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link:hover, .nav-link:focus {
  color: var(--color-dark);
  background-color: var(--color-bg-offset);
}

/* Dropdown Menu Styles */
.dropdown-toggle {
  cursor: pointer;
}

.dropdown-toggle svg {
  transition: transform 0.2s ease;
  stroke: var(--color-text-muted);
}

.nav-item.has-dropdown:hover .dropdown-toggle svg {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background-color: var(--color-bg-pure);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(4, 16, 24, 0.08);
  padding: var(--space-sm);
  list-style: none;
  min-width: 240px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.25s cubic-bezier(0.165, 0.84, 0.44, 1);
  z-index: 1001;
}

.nav-item.has-dropdown:hover .dropdown-menu,
.nav-item.has-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(4px);
}

.dropdown-item {
  width: 100%;
}

.dropdown-item a {
  display: block;
  padding: 10px 14px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-main);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.dropdown-item a:hover {
  background-color: var(--color-bg-offset);
  color: var(--color-dark);
}

/* Call to Action Button in Nav */
.nav-cta {
  background-color: var(--color-black-dark);
  color: white !important;
  border-radius: var(--radius-md);
  padding: 10px 18px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(4, 16, 24, 0.15);
  transition: all 0.2s ease;
}

.nav-cta:hover {
  background-color: var(--color-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(4, 16, 24, 0.2);
}

/* Mobile Hamburger Toggle Styles */
.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1100;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.hamburger-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-black-dark);
  transition: all 0.3s ease;
}

/* ==========================================================================
   SEMANTIC RESPONSIVE GRID UTILITIES
   ========================================================================== */
.grid-split {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.grid-main {
  flex: 1;
  min-width: 300px;
}

.grid-sidebar {
  width: 300px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES (MOBILE UX OPTIMIZATION)
   ========================================================================== */
@media (max-width: 1024px) {
  /* Typography Scale Overrides */
  body {
    font-size: 0.95rem;
  }
  
  h1 {
    font-size: 2rem !important;
    letter-spacing: -0.5px;
    line-height: 1.25;
  }
  
  h2 {
    font-size: 1.6rem !important;
  }

  /* Spacing overrides */
  :root {
    --space-xl: 2.25rem;
  }

  /* Mobile Navbar Panel */
  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active .hamburger-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  
  .nav-toggle.active .hamburger-bar:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active .hamburger-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .main-nav {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--color-bg-pure);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    padding: var(--space-lg) var(--space-md);
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
    z-index: 999;
  }

  .main-nav.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
    width: 100%;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: 12px var(--space-md);
    font-size: 1.05rem;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
  }

  .nav-link:hover, .nav-link:focus {
    border-color: rgba(226, 232, 240, 0.8);
  }

  /* Mobile sub-menu dropdown (stacked list on mobile) */
  .nav-item.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }

  .dropdown-menu {
    position: static;
    transform: none !important;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    box-shadow: none;
    border: 1px solid #e2e8f0;
    background-color: var(--color-bg-offset);
    margin: var(--space-xs) 0 var(--space-sm) 0;
    padding: var(--space-xs);
    min-width: 100%;
  }

  .dropdown-item a {
    padding: 10px var(--space-md);
    font-size: 0.95rem;
  }

  .nav-cta {
    display: block;
    text-align: center;
    margin-top: var(--space-md);
  }

  /* Global Stacking Grids & Sidebars via grid-split utility */
  .grid-split {
    flex-direction: column !important;
    margin-top: var(--space-md) !important;
    gap: var(--space-md) !important;
  }

  .grid-main, .grid-sidebar {
    width: 100% !important;
    min-width: 100% !important;
    flex-shrink: 1 !important;
  }

  /* Optimize Calculator UI elements & padding on mobile */
  .grid-main {
    padding: var(--space-md) !important;
  }

  /* Table responsiveness */
  table {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  th, td {
    padding: var(--space-sm) !important;
    font-size: 0.85rem !important;
  }

  /* Sticky Upsell Adjustment on Mobile */
  .sticky-upsell {
    position: static !important;
    margin-top: var(--space-md);
  }
}

@media (max-width: 480px) {
  #chatbot-window {
    width: calc(100% - 32px);
    height: 420px;
    bottom: 84px;
    right: 16px;
  }
  #chatbot-bubble {
    bottom: 16px;
    right: 16px;
  }
}

/* ==========================================================================
   SITE FOOTER DESIGN
   ========================================================================== */
.site-footer {
  background-color: var(--color-bg-offset);
  padding: var(--space-xl) 0;
  margin-top: var(--space-xl);
  border-top: 1px solid rgba(226, 232, 240, 0.8);
}

.footer-seo-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.silo-column h3 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-black-dark);
  margin-bottom: var(--space-md);
  font-weight: 700;
}

.silo-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.silo-column a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.silo-column a:hover {
  color: var(--color-dark);
}

.footer-legal {
  border-top: 1px solid rgba(226, 232, 240, 0.8);
  padding-top: var(--space-md);
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer-legal a {
  color: var(--color-text-muted);
  font-weight: 600;
  margin: 0 4px;
  transition: color 0.2s ease;
}

.footer-legal a:hover {
  color: var(--color-dark);
}

/* ==========================================================================
   UPLOAD DROPZONE INTERFACE
   ========================================================================== */
.upload-container {
  border: 2px dashed var(--color-dark);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-md);
  text-align: center;
  background-color: var(--color-bg-offset);
  transition: all 0.3s ease;
  cursor: pointer;
}

.upload-container.drag-active {
  border-color: var(--color-black-dark);
  background-color: #eaf1f5; /* Slight tint on drag */
}

.upload-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  opacity: 0.8;
}

.file-input-hidden {
  display: none;
}

/* ==========================================================================
   THE VIEWER ("THE TRAP")
   ========================================================================== */
.viewer-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.menu-page-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 6px -1px rgba(4, 16, 24, 0.1);
}

/* In-menu native ad styling */
.in-menu-ad {
  margin: var(--space-md) 0;
  border-top: 1px solid #eaeaea;
  border-bottom: 1px solid #eaeaea;
  padding: var(--space-sm) 0;
}