/**
 * Lens Review — Base Styles
 * Design System & Core Layout
 */

/* ============================================
   CSS VARIABLES — DESIGN TOKENS
   ============================================ */
:root {
  /* Colors - Dark Theme Base */
  --color-bg-primary: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-bg-tertiary: #334155;
  --color-bg-elevated: #1a2744;
  --color-bg-card: rgba(30, 41, 59, 0.8);
  
  --color-text-primary: #f8fafc;
  --color-text-secondary: #94a3b8;
  --color-text-tertiary: #64748b;
  --color-text-muted: #475569;
  
  --color-border: rgba(148, 163, 184, 0.1);
  --color-border-strong: rgba(148, 163, 184, 0.2);
  
  /* Accent Colors */
  --color-accent: #06b6d4;
  --color-accent-hover: #22d3ee;
  --color-accent-muted: rgba(6, 182, 212, 0.15);
  
  /* Semantic Colors */
  --color-success: #22c55e;
  --color-success-bg: rgba(34, 197, 94, 0.1);
  --color-warning: #f59e0b;
  --color-warning-bg: rgba(245, 158, 11, 0.1);
  --color-error: #ef4444;
  --color-error-bg: rgba(239, 68, 68, 0.1);
  --color-info: #3b82f6;
  --color-info-bg: rgba(59, 130, 246, 0.1);
  
  /* Verdict Colors */
  --color-safe: #22c55e;
  --color-caution: #f59e0b;
  --color-elevated: #f97316;
  --color-critical: #ef4444;
  
  /* Typography - Theme fonts (overridden by theme CSS) */
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Monaco, monospace;
  
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  
  --line-tight: 1.25;
  --line-normal: 1.5;
  --line-relaxed: 1.75;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  
  /* Borders */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px rgba(6, 182, 212, 0.15);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
  
  /* Z-Index */
  --z-dropdown: 100;
  --z-modal: 200;
  --z-toast: 300;
  
  /* Layout */
  --header-height: 130px;
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --max-width-form: 640px;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--font-normal);
  line-height: var(--line-normal);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  min-height: 100vh;
}

/* Headings use display font */
h1, h2, h3, h4, h5, h6,
.heading,
.page-title,
.section-title,
.card-title,
.verdict-title,
.brand-text {
  font-family: var(--font-display);
}

/* ============================================
   APP LAYOUT - Sidebar Structure
   ============================================ */
/* ———— APP SHELL ————
   Header: fixed top bar.
   Sidebar: fixed left column below header, scrolls independently.
   Main-content: fixed remaining area, scrolls independently.
   No flex chains, no height inheritance - each panel owns its box.
*/
.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.main-layout {
  display: flex;
  flex: 1;
  padding-top: var(--header-height);
  min-height: 0; /* Allow flex item to shrink */
}

/* Sidebar — fixed left panel, scrolls top to bottom independently */
.sidebar {
  width: 220px;
  background: var(--color-bg-secondary);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow-y: auto;
  height: calc(100vh - var(--header-height));
  position: sticky;
  top: var(--header-height);
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

/* Nav Section Labels */
.nav-section {
  padding: var(--space-4) var(--space-3) var(--space-2);
}

.nav-section:first-of-type {
  padding-top: 0;
}

.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  opacity: 0.7;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.nav-item:hover:not(.disabled) {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.nav-item.active {
  background: var(--color-accent-muted);
  color: var(--color-accent);
}

.nav-item.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Nav Group - Collapsible Parent/Children */
.nav-group {
  display: flex;
  flex-direction: column;
}

.nav-item.nav-parent {
  justify-content: flex-start;
}

.nav-item.nav-parent span:first-of-type {
  flex: 1;
}

.nav-chevron {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
  margin-left: auto;
}

.nav-group.expanded .nav-chevron {
  transform: rotate(180deg);
}

.nav-children {
  display: none;
  flex-direction: column;
  padding-left: var(--space-4);
  overflow: hidden;
}

.nav-group.expanded .nav-children {
  display: flex;
}

.nav-item.nav-child {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  border-left: 2px solid var(--color-border);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-left: var(--space-2);
}

.nav-item.nav-child:hover:not(.disabled) {
  border-left-color: var(--color-accent-muted);
}

.nav-item.nav-child.active {
  border-left-color: var(--color-accent);
}

.nav-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-3) 0;
}

.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--color-border);
  position: relative;
}

.credits-display {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.credits-display > .credits-label,
.credits-display > .credits-value {
  display: flex;
  justify-content: space-between;
  width: 100%;
}

.credits-display:hover {
  background: var(--color-bg-secondary);
}

.credits-label {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.credits-value {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.single-scans-value {
  font-size: var(--text-xs);
  color: var(--color-accent);
  font-weight: var(--font-medium);
  text-align: right;
}

.powered-by {
  display: block;
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: none;
}

.powered-by:hover {
  color: var(--color-text-tertiary);
}

.powered-by strong {
  color: var(--color-accent);
}

/* Main Content — fixed right panel, scrolls top to bottom independently */
/* Main Content */
.main-content {
  flex: 1;
  overflow-y: auto;
  background: var(--color-bg-primary);
}

/* Views */
.view {
  padding: var(--space-6);
  min-height: 100%;
  animation: fadeIn var(--transition-base);
}

.view.hidden {
  display: none;
}

.view-fullscreen {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  background: var(--color-bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}

/* Hide sidebar when in auth view */
/* Auth mode: hide chrome, main-content fills screen */
.app.auth-mode .sidebar,
.app.auth-mode .header,
.app.auth-mode .site-footer {
  display: none;
}

.app.auth-mode .main-layout {
  padding-top: 0;
}

.app.auth-mode .main-content {
  height: 100vh;
}

/* Mobile sidebar */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: -220px;
    width: 220px;
    height: 100vh;
    height: 100dvh; /* Dynamic viewport height for mobile browsers */
    z-index: 300;
    transition: left var(--transition-base);
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    padding-top: var(--space-4);
    padding-bottom: env(safe-area-inset-bottom, 20px);
  }
  
  .sidebar.open {
    left: 0;
  }
  
  /* Ensure sidebar nav can scroll */
  .sidebar-nav {
    flex: 1;
    overflow-y: visible;
    overflow-x: hidden;
  }
  
  /* Make footer part of the scrollable content */
  .sidebar-footer {
    flex-shrink: 0;
    padding-bottom: var(--space-6);
  }
  
  .main-content {
    width: 100%;
  }
  
  .sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 299;
    opacity: 0;
    transition: opacity var(--transition-base);
  }
  
  .sidebar-overlay.active {
    display: block;
    opacity: 1;
  }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   WELCOME VIEW
   ============================================ */
.welcome-container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

/* Hero Banner - Just an image container */
.welcome-hero-banner {
  margin-bottom: var(--space-6);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-xl);
}

/* Legacy welcome-hero for backwards compatibility */
.welcome-hero {
  padding: var(--space-8) 0;
}

.welcome-icon {
  font-size: 64px;
  display: block;
  margin-bottom: var(--space-4);
}

.welcome-hero h1 {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.welcome-tagline {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
}

.welcome-tagline strong {
  color: var(--color-accent);
}

.welcome-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}

@media (max-width: 768px) {
  .welcome-features {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  padding: var(--space-6);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  transition: all var(--transition-fast);
}

.feature-card:hover {
  border-color: var(--color-border-strong);
  transform: translateY(-2px);
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-muted);
  border-radius: var(--radius-lg);
  margin: 0 auto var(--space-4);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
}

.feature-card h3 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.feature-card p {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: var(--line-relaxed);
}

.welcome-cta {
  margin-bottom: var(--space-8);
}

.welcome-recent {
  text-align: left;
  padding: var(--space-6);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.welcome-recent h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.no-recent {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-style: italic;
}

/* Welcome Recent Items */
.welcome-recent-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.welcome-recent-item:hover {
  border-color: var(--color-border-strong);
  background: var(--color-bg-primary);
}

.recent-item-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.recent-item-icon svg {
  width: 18px;
  height: 18px;
}

.recent-item-icon.verdict-critical { color: var(--color-severity-critical); }
.recent-item-icon.verdict-elevated { color: var(--color-severity-elevated); }
.recent-item-icon.verdict-caution { color: var(--color-severity-moderate); }
.recent-item-icon.verdict-safe { color: var(--color-severity-safe, #22c55e); }

.recent-item-content {
  flex: 1;
  min-width: 0;
}

.recent-item-title {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.recent-item-meta {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.recent-view-btn {
  flex-shrink: 0;
  opacity: 0.5;
}

.welcome-recent-item:hover .recent-view-btn {
  opacity: 1;
}

.recent-view-all {
  margin-top: var(--space-3);
  width: 100%;
  text-align: center;
  color: var(--color-accent);
}

/* Static Domain Display */
.domain-static {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

/* ============================================
   SUMMARY VIEW
   ============================================ */
.summary-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-dropdown);
  background: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
}

/* Identity Bar (Layer 1) */
.header-identity {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

/* Hamburger Menu Button */
.hamburger-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  color: var(--color-text-primary);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.hamburger-btn:hover {
  background: var(--color-bg-tertiary);
}

.hamburger-btn svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 768px) {
  .hamburger-btn {
    display: flex;
  }
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.brand-image {
  height: 36px;
  width: auto;
}

/* Legacy brand elements - keep for backwards compatibility */
.brand-icon {
  font-size: var(--text-xl);
}

.brand-text {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  letter-spacing: 0.05em;
  color: var(--color-text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.theme-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

/* Hide theme button on mobile - users can access via dropdown or settings */
@media (max-width: 640px) {
  .theme-btn {
    display: none;
  }
}

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

.theme-btn svg {
  width: 18px;
  height: 18px;
}

/* User Dropdown */
.user-dropdown {
  position: relative;
}

.user-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.user-btn:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-border-strong);
}

.user-btn svg {
  width: 16px;
  height: 16px;
  color: var(--color-text-tertiary);
}

.user-email {
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 200px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
  z-index: 1000;
}

.user-dropdown.open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}

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

.dropdown-item svg {
  width: 16px;
  height: 16px;
}

.dropdown-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-2) 0;
}

.pro-badge {
  margin-left: auto;
  padding: var(--space-1) var(--space-2);
  background: var(--color-accent-muted);
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-sm);
}

/* Context Bar (Layer 2) */
.header-context {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-6);
  background: var(--color-bg-secondary);
}

.context-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.category-badge {
  padding: var(--space-1) var(--space-3);
  background: var(--color-accent-muted);
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.category-badge.independent {
  background: rgba(20, 184, 166, 0.15);
  color: #14b8a6;
}

.domain-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.domain-btn:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-border-strong);
}

.domain-btn svg {
  width: 16px;
  height: 16px;
  color: var(--color-text-tertiary);
}

/* Depth Toggle */
.depth-toggle {
  display: flex;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-1);
}

.depth-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--color-text-tertiary);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.depth-btn:hover {
  color: var(--color-text-secondary);
}

.depth-btn.active {
  background: var(--color-accent);
  color: var(--color-bg-primary);
}

.depth-btn svg {
  width: 16px;
  height: 16px;
}

/* Hide header when not authenticated */
.header.hidden {
  display: none;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  line-height: 1;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn svg {
  width: 18px;
  height: 18px;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-glow);
}

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

.btn-secondary:hover:not(:disabled) {
  background: var(--color-bg-tertiary);
  border-color: var(--color-border-strong);
}

.btn-accent {
  background: var(--color-accent-muted);
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.btn-accent:hover:not(:disabled) {
  background: var(--color-accent);
  color: white;
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.btn-full {
  width: 100%;
}

.btn-sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-base);
}

/* Load Sample Button */
.load-sample-btn {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  gap: var(--space-2);
}

.load-sample-btn:hover {
  color: var(--color-accent);
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
.input-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
}

.input-label .required {
  color: #ef4444;
  margin-left: 2px;
}

.field-hint {
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.input-notice {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  margin-top: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: rgba(59, 130, 246, 0.08);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: 1.4;
}

.input-notice svg {
  width: 14px;
  height: 14px;
  color: #3b82f6;
  flex-shrink: 0;
  margin-top: 1px;
}

.input,
.textarea,
.select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-muted);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-text-muted);
}

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

.select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: 18px;
  padding-right: var(--space-10);
}

.input-code {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  text-align: center;
  letter-spacing: 0.5em;
}

.char-count {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.form-group {
  margin-bottom: var(--space-5);
}

/* Radio Group */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.radio-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
}

.radio-item input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent);
}

.radio-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ============================================
   AUTH VIEW
   ============================================ */
.auth-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-6);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: blur(10px);
}

.auth-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.auth-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: var(--space-4);
}

.auth-icon-img {
  display: block;
  width: 80px;
  height: auto;
  margin: 0 auto var(--space-4);
}

.auth-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.auth-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.auth-step {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.auth-step.hidden {
  display: none;
}

.auth-code-sent {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: var(--space-2);
}

.auth-error {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--color-error-bg);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-md);
  color: var(--color-error);
  font-size: var(--text-sm);
}

.auth-error.hidden {
  display: none;
}

.auth-error svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.auth-footer {
  margin-top: var(--space-8);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-align: center;
}

/* Auth Modal Specific Styles */
.modal-auth {
  max-width: 420px;
  padding: var(--space-8);
  position: relative;
}

.modal-auth .auth-header {
  margin-bottom: var(--space-6);
}

.modal-auth .auth-modal-footer {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-align: center;
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border-color: var(--color-border-strong);
}

.modal-close svg {
  width: 18px;
  height: 18px;
}

/* ============================================
   LOADING VIEW
   ============================================ */
.loading-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--header-height));
  padding: var(--space-6);
}

.loading-card {
  text-align: center;
  max-width: 400px;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  margin: 0 auto var(--space-6);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.loading-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.loading-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  text-align: left;
}

.loading-step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color 0.3s ease;
}

.loading-step.active {
  color: var(--color-accent);
}

.loading-step.active svg {
  animation: spin 1s linear infinite;
}

.loading-step.complete {
  color: var(--color-success);
}

.loading-step svg {
  width: 18px;
  height: 18px;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.hidden {
  display: none !important;
}

.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;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  :root {
    --header-height: 100px;
  }
  
  .header-identity {
    padding: var(--space-2) var(--space-4);
  }
  
  .header-context {
    padding: var(--space-2) var(--space-4);
    flex-wrap: wrap;
    gap: var(--space-2);
  }
  
  .brand-text {
    display: none;
  }
  
  .user-email {
    max-width: 120px;
  }
  
  .context-left,
  .context-right {
    width: 100%;
    justify-content: center;
  }
  
  .auth-card {
    padding: var(--space-6);
  }
}

@media (max-width: 480px) {
  .depth-toggle {
    width: 100%;
  }
  
  .depth-btn {
    flex: 1;
    justify-content: center;
  }
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

.about-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.about-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.about-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
}

.about-disclaimer {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-8);
}

.about-disclaimer i {
  color: var(--color-warning);
  flex-shrink: 0;
  margin-top: 2px;
}

.about-disclaimer p {
  color: var(--color-text-primary);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
}

.about-section {
  margin-bottom: var(--space-10);
}

.about-section-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.about-section-title i {
  color: var(--color-accent);
  width: 24px;
  height: 24px;
}

/* About Cards */
.about-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  overflow: hidden;
}

.about-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.about-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.about-card-icon i {
  width: 24px;
  height: 24px;
}

.about-card-strict .about-card-icon {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-critical);
}

.about-card-balanced .about-card-icon {
  background: var(--color-accent-muted);
  color: var(--color-accent);
}

.about-card-professional .about-card-icon {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
}

.about-card-independent .about-card-icon {
  background: rgba(236, 72, 153, 0.15);
  color: #ec4899;
}

.about-card-compact .about-card-icon {
  background: var(--color-bg-tertiary);
  color: var(--color-accent);
}

.about-card-titles h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-1) 0;
}

.about-card-tagline {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.about-card-body {
  padding: var(--space-5);
}

.about-card-description {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.about-card-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-5);
}

@media (max-width: 768px) {
  .about-card-columns {
    grid-template-columns: 1fr;
  }
}

.about-card-column h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.about-card-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.about-card-column li {
  position: relative;
  padding-left: var(--space-5);
  margin-bottom: var(--space-2);
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.about-card-column li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.about-card-strict .about-card-column li::before {
  background: var(--color-critical);
}

.about-card-note {
  padding: var(--space-4);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.about-card-note h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.about-card-note p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin: 0;
}

.about-card-question {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--color-bg-elevated);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.about-card-strict .about-card-question {
  border-left-color: var(--color-critical);
}

.question-label {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.question-text {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text-primary);
  font-style: italic;
}

/* About Grid for compact cards */
.about-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.about-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.about-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 992px) {
  .about-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .about-grid,
  .about-grid-2,
  .about-grid-3 {
    grid-template-columns: 1fr;
  }
}

.about-section-intro {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
  font-size: var(--text-base);
}

/* Professional Mode Card */
.about-card-professional {
  border-left: 4px solid var(--color-accent);
}

.about-card-professional .about-card-icon {
  background: var(--color-accent-bg);
}

.about-card-professional .about-card-icon i,
.about-card-professional .about-card-icon svg {
  color: var(--color-accent);
}

/* Independent Mode Card */
.about-card-independent {
  border-left: 4px solid #ec4899;
}

.about-card-independent .about-card-icon {
  background: rgba(236, 72, 153, 0.1);
}

.about-card-independent .about-card-icon i,
.about-card-independent .about-card-icon svg {
  color: #ec4899;
}

/* Info note variant */
.about-card-note-info {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  background: var(--color-accent-bg);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-top: var(--space-4);
}

.about-card-note-info i,
.about-card-note-info svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.about-card-note-info p {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.about-card-note-info strong {
  color: var(--color-text-primary);
}

.about-card-compact .about-card-header {
  padding: var(--space-4);
}

.about-card-compact .about-card-icon {
  width: 40px;
  height: 40px;
}

.about-card-compact .about-card-icon i {
  width: 20px;
  height: 20px;
}

.about-card-compact .about-card-titles h3 {
  font-size: 1.1rem;
}

.about-card-compact .about-card-body {
  padding: var(--space-4);
}

.about-card-compact .about-card-body p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.about-use-case {
  padding: var(--space-3);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.about-use-case strong {
  color: var(--color-accent);
}

/* How it works steps */
.about-how-it-works h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.about-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.about-step {
  display: flex;
  gap: var(--space-4);
}

.step-number {
  width: 32px;
  height: 32px;
  background: var(--color-accent);
  color: var(--color-bg-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.step-content {
  flex: 1;
}

.step-content strong {
  display: block;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.step-content p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.5;
}

/* Framework grid */
.about-framework-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-5);
}

@media (max-width: 768px) {
  .about-framework-grid {
    grid-template-columns: 1fr;
  }
}

.framework-item {
  text-align: center;
  padding: var(--space-4);
}

.framework-icon {
  width: 56px;
  height: 56px;
  background: var(--color-accent-muted);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}

.framework-icon i {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
}

.framework-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.framework-item p {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  line-height: 1.6;
  margin: 0;
}

/* ============================================
   PRIVACY PAGE
   ============================================ */
.privacy-container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

.privacy-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.privacy-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.privacy-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.privacy-updated {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--color-accent-muted);
  color: var(--color-accent);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
}

.privacy-section {
  margin-bottom: var(--space-8);
}

.privacy-section-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.privacy-section-title i {
  color: var(--color-accent);
  width: 22px;
  height: 22px;
}

.privacy-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.privacy-card p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.privacy-card p:last-child {
  margin-bottom: 0;
}

.privacy-intro {
  color: var(--color-text-primary) !important;
  font-weight: 500;
}

.privacy-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4) 0;
}

.privacy-list:last-child {
  margin-bottom: 0;
}

.privacy-list li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.privacy-list li:last-child {
  margin-bottom: 0;
}

.privacy-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* Negative list - items we DON'T do (red bullets) */
.privacy-list-negative li::before {
  background: var(--color-error);
}

/* Positive list - items we DO (green bullets) */
.privacy-list-positive li::before {
  background: var(--color-success);
}

.privacy-emphasis {
  color: var(--color-text-primary) !important;
  font-weight: 500;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-secondary);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: var(--space-4);
}

.privacy-note {
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-top: var(--space-3);
}

.privacy-contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-5);
  background: var(--color-accent);
  color: var(--color-bg-primary);
  border-radius: var(--radius-md);
  font-weight: 500;
  text-decoration: none;
  transition: background var(--transition-fast);
}

.privacy-contact-link:hover {
  background: var(--color-accent-hover);
}

.privacy-contact-link i {
  width: 18px;
  height: 18px;
}

/* Responsive privacy page */
@media (max-width: 768px) {
  .privacy-container {
    padding: var(--space-6) var(--space-4);
  }

  .privacy-title {
    font-size: 1.5rem;
  }

  .privacy-subtitle {
    font-size: 1rem;
  }

  .privacy-section-title {
    font-size: 1.05rem;
  }

  .privacy-card {
    padding: var(--space-4);
  }
}

/* ============================================
   TERMS PAGE
   ============================================ */
.terms-container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

.terms-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.terms-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.terms-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.terms-updated {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--color-accent-muted);
  color: var(--color-accent);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
}

.terms-notice {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-info-bg, rgba(59, 130, 246, 0.1));
  border: 1px solid var(--color-info);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-8);
}

.terms-notice i {
  color: var(--color-info);
  flex-shrink: 0;
  width: 22px;
  height: 22px;
}

.terms-notice p {
  color: var(--color-text-primary);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0;
  font-weight: 500;
}

.terms-section {
  margin-bottom: var(--space-8);
}

.terms-section-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.terms-section-title i {
  color: var(--color-accent);
  width: 22px;
  height: 22px;
}

.terms-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.terms-card p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.terms-card p:last-child {
  margin-bottom: 0;
}

.terms-intro {
  color: var(--color-text-primary) !important;
  font-weight: 500;
}

.terms-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4) 0;
}

.terms-list:last-child {
  margin-bottom: 0;
}

.terms-list li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.terms-list li:last-child {
  margin-bottom: 0;
}

.terms-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* Negative list - restrictions (red bullets) */
.terms-list-negative li::before {
  background: var(--color-error);
}

.terms-emphasis {
  color: var(--color-text-primary) !important;
  font-weight: 500;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-secondary);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: var(--space-4);
}

.terms-note {
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-top: var(--space-3);
  color: var(--color-text-secondary);
}

.terms-contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-5);
  background: var(--color-accent);
  color: var(--color-bg-primary);
  border-radius: var(--radius-md);
  font-weight: 500;
  text-decoration: none;
  transition: background var(--transition-fast);
}

.terms-contact-link:hover {
  background: var(--color-accent-hover);
}

.terms-contact-link i {
  width: 18px;
  height: 18px;
}

/* Responsive terms page */
@media (max-width: 768px) {
  .terms-container {
    padding: var(--space-6) var(--space-4);
  }

  .terms-title {
    font-size: 1.5rem;
  }

  .terms-subtitle {
    font-size: 1rem;
  }

  .terms-section-title {
    font-size: 1.05rem;
  }

  .terms-card {
    padding: var(--space-4);
  }

  .terms-notice {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   LICENSE PAGE
   ============================================ */
.license-container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

.license-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.license-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.license-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.license-copyright {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
}

.license-section {
  margin-bottom: var(--space-8);
}

.license-section-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.license-section-title i {
  color: var(--color-accent);
  width: 22px;
  height: 22px;
}

.license-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.license-card p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.license-card p:last-child {
  margin-bottom: 0;
}

.license-intro {
  color: var(--color-text-primary) !important;
  font-weight: 500;
}

.license-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4) 0;
}

.license-list:last-child {
  margin-bottom: 0;
}

.license-list li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.license-list li:last-child {
  margin-bottom: 0;
}

.license-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* Positive list - allowed items (green bullets) */
.license-list-positive li::before {
  background: var(--color-success);
}

/* Negative list - prohibited items (red bullets) */
.license-list-negative li::before {
  background: var(--color-error);
}

.license-emphasis {
  color: var(--color-text-primary) !important;
  font-weight: 500;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-secondary);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: var(--space-4);
}

.license-note {
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-top: var(--space-3);
  color: var(--color-text-secondary);
}

.license-warning {
  padding: var(--space-3) var(--space-4);
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-top: var(--space-4);
  color: var(--color-text-primary);
}

.license-subsection {
  margin-top: var(--space-5);
  padding: var(--space-4);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
}

.license-subsection h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.license-subsection p {
  margin-bottom: var(--space-3);
}

.license-subsection-warning {
  background: rgba(239, 68, 68, 0.05);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.license-subsection-warning h4 {
  color: var(--color-error);
}

.license-subsection-success {
  background: rgba(34, 197, 94, 0.05);
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.license-subsection-success h4 {
  color: var(--color-success);
}

.license-quote {
  padding: var(--space-4);
  background: var(--color-bg-primary);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--color-text-primary);
  margin: var(--space-3) 0;
}

.license-contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-5);
  background: var(--color-accent);
  color: var(--color-bg-primary);
  border-radius: var(--radius-md);
  font-weight: 500;
  text-decoration: none;
  transition: background var(--transition-fast);
}

.license-contact-link:hover {
  background: var(--color-accent-hover);
}

.license-contact-link i {
  width: 18px;
  height: 18px;
}

/* License summary card */
.license-summary-card {
  background: var(--color-bg-secondary);
}

.license-summary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.license-summary-column {
  padding: var(--space-4);
  border-radius: var(--radius-md);
}

.license-summary-column h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.license-summary-allowed {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.license-summary-allowed h4 {
  color: var(--color-success);
}

.license-summary-prohibited {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.license-summary-prohibited h4 {
  color: var(--color-error);
}

/* License disclaimer */
.license-disclaimer {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-info-bg, rgba(59, 130, 246, 0.1));
  border: 1px solid var(--color-info);
  border-radius: var(--radius-lg);
  margin-top: var(--space-8);
}

.license-disclaimer i {
  color: var(--color-info);
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-top: 2px;
}

.license-disclaimer p {
  color: var(--color-text-primary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0 0 var(--space-2) 0;
}

.license-disclaimer p:last-child {
  margin-bottom: 0;
}

/* Responsive license page */
@media (max-width: 768px) {
  .license-container {
    padding: var(--space-6) var(--space-4);
  }

  .license-title {
    font-size: 1.5rem;
  }

  .license-subtitle {
    font-size: 1rem;
  }

  .license-section-title {
    font-size: 1.05rem;
  }

  .license-card {
    padding: var(--space-4);
  }

  .license-summary-grid {
    grid-template-columns: 1fr;
  }

  .license-disclaimer {
    flex-direction: column;
  }
}

/* ============================================
   SITE FOOTER
   ============================================ */
.site-footer {
  margin-top: auto;
  padding: var(--space-5) var(--space-6) var(--space-5);
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

.footer-inner {
  max-width: 100%;
  padding: 0 var(--space-4);
}

.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-6);
}

/* Left: Brand / Tagline */
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 180px;
  flex-shrink: 0;
}

.footer-tagline {
  color: var(--color-text-primary);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  letter-spacing: 0.01em;
}

.footer-subtitle {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  font-weight: var(--font-normal);
}

.footer-subtitle em {
  color: var(--color-accent);
  font-style: italic;
}

/* Center: Logo + Nav + Copyright */
.footer-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  flex: 1;
}

.footer-logo {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  letter-spacing: -0.01em;
}

.footer-logo strong,
.footer-logo-accent {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: var(--font-bold);
}

/* Nav Links - inline in center */
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2) var(--space-4);
}

.footer-nav a {
  color: var(--color-text-tertiary);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* Copyright - in center */
.footer-copyright {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* Right: Social Icons */
.footer-social {
  display: flex;
  gap: var(--space-4);
  min-width: 140px;
  justify-content: flex-end;
  flex-shrink: 0;
}

.footer-social a {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
}

.footer-social a:hover {
  color: var(--color-text-primary);
}

.footer-social svg {
  width: 24px;
  height: 24px;
}

/* Footer responsive */
@media (max-width: 768px) {
  .footer-top {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-4);
  }
  
  .footer-brand {
    align-items: center;
  }
  
  .footer-social {
    justify-content: center;
  }
}

/* Footer responsive */
@media (max-width: 768px) {
  .footer-top {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .footer-brand {
    align-items: center;
  }
  .footer-social {
    justify-content: center;
  }
  .footer-nav {
    gap: var(--space-3) var(--space-4);
  }
}