/* ==========================================================================
   PDFs.lol — Master Stylesheet & Design System
   Aesthetics: Luxury Cyber Glassmorphism, Kinetic Typography & Fluid Physics
   ========================================================================== */

:root {
  /* Color Palette - Dark Mode (Default) */
  --bg-primary: #0a0b10;
  --bg-secondary: #121420;
  --bg-card: rgba(22, 25, 41, 0.7);
  --bg-card-hover: rgba(30, 34, 57, 0.85);
  --bg-glass: rgba(18, 20, 32, 0.65);
  --bg-glass-heavy: rgba(10, 11, 16, 0.88);
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(124, 58, 237, 0.5);
  --border-glow: rgba(139, 92, 246, 0.25);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f172a;

  /* Accent Gradients & Hues */
  --accent-primary: #8b5cf6;
  --accent-secondary: #ec4899;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --grad-primary: linear-gradient(135deg, #8b5cf6 0%, #ec4899 50%, #f97316 100%);
  --grad-primary-alt: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  --grad-ai: linear-gradient(135deg, #a855f7 0%, #3b82f6 50%, #06b6d4 100%);
  --grad-glow: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(0, 0, 0, 0) 70%);

  /* Shadows & Glows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 35px rgba(139, 92, 246, 0.3);
  --shadow-glow-cyan: 0 0 30px rgba(6, 182, 212, 0.25);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Border Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Light Theme Overrides */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --bg-glass: rgba(255, 255, 255, 0.75);
  --bg-glass-heavy: rgba(248, 250, 252, 0.92);
  
  --border-color: rgba(0, 0, 0, 0.08);
  --border-focus: rgba(124, 58, 237, 0.6);
  --border-glow: rgba(139, 92, 246, 0.15);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-inverse: #ffffff;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 35px rgba(139, 92, 246, 0.18);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Background Interactive Canvas */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
  opacity: 0.6;
}

/* Ambient Glowing Light Orbs */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: -1;
  opacity: 0.35;
  transition: all 1s ease;
}

.glow-1 {
  top: -10%;
  left: 20%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, #8b5cf6, transparent 70%);
  animation: pulseGlow 12s infinite alternate ease-in-out;
}

.glow-2 {
  top: 40%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #ec4899, transparent 70%);
  animation: pulseGlow 15s infinite alternate-reverse ease-in-out;
}

.glow-3 {
  bottom: -10%;
  left: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #06b6d4, transparent 70%);
  animation: pulseGlow 18s infinite alternate ease-in-out;
}

@keyframes pulseGlow {
  0% { transform: scale(1) translate(0, 0); opacity: 0.25; }
  50% { transform: scale(1.15) translate(30px, 40px); opacity: 0.45; }
  100% { transform: scale(0.9) translate(-20px, -30px); opacity: 0.3; }
}

/* Container Utility */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-center { text-align: center; }
.w-100 { width: 100%; }
.hidden { display: none !important; }
.cursor-pointer { cursor: pointer; }
.text-accent { color: var(--accent-primary); }

/* Typography Highlights */
.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-animated {
  background: linear-gradient(90deg, #a855f7, #ec4899, #06b6d4, #a855f7);
  background-size: 300% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 6s linear infinite;
  display: inline-block;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Announcement Bar */
.announcement-bar {
  background: linear-gradient(90deg, rgba(139, 92, 246, 0.15), rgba(236, 72, 153, 0.15));
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  padding: 0.55rem 1.5rem;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 101;
}

.announcement-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.announcement-link {
  color: var(--accent-primary);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: transform var(--transition-fast);
}

.announcement-link:hover {
  transform: translateX(3px);
  text-decoration: underline;
}

.announcement-close {
  position: absolute;
  right: 1.25rem;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  font-size: 0.9rem;
}

.announcement-close:hover {
  color: var(--text-primary);
}

/* Badges & Tags */
.badge-pill {
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.new-badge {
  background: linear-gradient(135deg, #8b5cf6, #ec4899);
  color: #fff;
  box-shadow: 0 0 12px rgba(236, 72, 153, 0.4);
}

.pro-tag {
  font-size: 0.65rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ec4899, #f59e0b);
  color: #fff;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  margin-left: 0.35rem;
  vertical-align: middle;
}

.badge-mini {
  background: var(--grad-ai);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
}

/* Site Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass-heavy);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.header-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-primary);
}

.logo-icon-wrapper {
  position: relative;
  width: 38px;
  height: 38px;
  background: var(--grad-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.15rem;
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
}

.logo-sparkle {
  position: absolute;
  top: -6px;
  right: -6px;
  font-size: 0.75rem;
  animation: spinSlow 6s linear infinite;
}

@keyframes spinSlow {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.925rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

/* Mega Dropdown Menu */
.nav-item.dropdown {
  position: relative;
}

.dropdown-toggle {
  background: none;
  border: none;
  font-family: inherit;
  cursor: pointer;
}

.chevron {
  font-size: 0.7rem;
  transition: transform var(--transition-fast);
}

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

.mega-menu {
  position: absolute;
  top: 100%;
  left: -120px;
  width: 720px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--transition-normal);
  backdrop-filter: blur(20px);
}

.nav-item.dropdown:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.mega-category {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cat-title {
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.tool-quick-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  transition: all var(--transition-fast);
}

.tool-quick-link:hover {
  color: var(--accent-primary);
  background: rgba(139, 92, 246, 0.1);
  transform: translateX(2px);
}

.highlight-cat {
  background: rgba(139, 92, 246, 0.06);
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(139, 92, 246, 0.15);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.search-trigger-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 0.45rem 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-trigger-btn:hover {
  border-color: var(--border-focus);
  background: var(--bg-card-hover);
  color: var(--text-secondary);
}

.search-label {
  font-size: 0.825rem;
}

.shortcut-badge {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  font-size: 0.7rem;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.theme-toggle-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  color: var(--accent-primary);
  border-color: var(--accent-primary);
  transform: rotate(15deg);
}

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

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-sans);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  border-radius: var(--radius-full);
  transition: all var(--transition-spring);
}

.btn-primary {
  background: var(--grad-primary);
  color: #ffffff;
  box-shadow: 0 4px 18px rgba(139, 92, 246, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(236, 72, 153, 0.5);
}

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

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-sm { padding: 0.4rem 0.85rem; font-size: 0.825rem; }
.btn-lg { padding: 0.75rem 1.65rem; font-size: 1rem; }
.btn-xl { padding: 0.9rem 2.2rem; font-size: 1.1rem; }

.btn-glow {
  position: relative;
  overflow: hidden;
}

.btn-glow::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent,
    rgba(255, 255, 255, 0.25),
    transparent
  );
  transform: rotate(30deg);
  animation: shineGlow 4s infinite linear;
}

@keyframes shineGlow {
  0% { transform: translateX(-100%) rotate(30deg); }
  100% { transform: translateX(100%) rotate(30deg); }
}

/* Mobile Toggle */
.mobile-toggle-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}

.mobile-toggle-btn .bar {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border-color);
  z-index: 200;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  transition: right var(--transition-normal);
}

.mobile-drawer.open {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.drawer-close {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.drawer-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.drawer-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.drawer-divider {
  border: 0;
  height: 1px;
  background: var(--border-color);
  margin: 1rem 0;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 5rem 0 3.5rem;
  text-align: center;
  overflow: hidden;
}

.hero-container {
  position: relative;
  z-index: 10;
  max-width: 1050px;
}

.hero-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1rem;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-primary);
  animation: pulseDot 1.8s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.6; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

/* Floating Badges in Hero */
.floating-badge {
  position: absolute;
  z-index: 2;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  padding: 0.75rem 1.15rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: var(--shadow-md);
  text-align: left;
  animation: floatMotion 6s infinite ease-in-out;
  animation-delay: var(--float-delay);
  pointer-events: none;
}

.floating-badge .f-icon {
  font-size: 1.4rem;
}

.floating-badge strong {
  display: block;
  font-size: 0.85rem;
  color: var(--text-primary);
}

.floating-badge small {
  font-size: 0.725rem;
  color: var(--text-muted);
}

.badge-top-left {
  top: 15%;
  left: 2%;
}

.badge-top-right {
  top: 20%;
  right: 3%;
}

.badge-bottom-right {
  bottom: 25%;
  right: 5%;
}

@keyframes floatMotion {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-16px) rotate(1deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

/* Universal Dropzone */
.dropzone-wrapper {
  position: relative;
  max-width: 820px;
  margin: 0 auto 3.5rem;
  border-radius: var(--radius-lg);
  padding: 3px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.4), rgba(236, 72, 153, 0.3), rgba(6, 182, 212, 0.4));
  box-shadow: var(--shadow-glow);
  transition: transform var(--transition-spring), box-shadow var(--transition-spring);
}

.dropzone-wrapper:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 50px rgba(139, 92, 246, 0.45);
}

.dropzone-wrapper.drag-active {
  transform: scale(1.02);
  box-shadow: 0 0 60px rgba(236, 72, 153, 0.6);
}

.dropzone-card {
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  border-radius: calc(var(--radius-lg) - 3px);
  padding: 3.5rem 2rem;
  cursor: pointer;
  position: relative;
}

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

.dropzone-icon-container {
  position: relative;
  width: 90px;
  height: 90px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dropzone-icon-pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(139, 92, 246, 0.2);
  animation: iconPulse 2s infinite ease-out;
}

@keyframes iconPulse {
  0% { transform: scale(0.8); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

.main-drop-icon {
  font-size: 2.8rem;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
  z-index: 2;
  transition: transform var(--transition-spring);
}

.dropzone-card:hover .main-drop-icon {
  transform: scale(1.15);
}

.mini-floating-icon {
  position: absolute;
  font-size: 1rem;
  color: var(--accent-primary);
}

.icon-pdf {
  top: 0;
  right: -5px;
  animation: floatMotion 3s infinite ease-in-out;
}

.icon-sparkle {
  bottom: 0;
  left: -5px;
  color: var(--accent-secondary);
  animation: floatMotion 4s infinite reverse ease-in-out;
}

.dropzone-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.dropzone-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.75rem;
}

.browse-link {
  background: none;
  border: none;
  color: var(--accent-primary);
  font-weight: 700;
  text-decoration: underline;
  cursor: pointer;
  font-size: inherit;
}

.dropzone-features {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.d-feature {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.825rem;
  color: var(--text-muted);
  font-weight: 600;
}

.d-feature i {
  color: var(--accent-emerald);
}

/* Dropzone Active Loaded State */
.active-file-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.file-info-badge {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-align: left;
}

.file-badge-icon {
  font-size: 2rem;
  color: var(--accent-rose);
}

.loaded-file-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.loaded-file-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.btn-icon-clear {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon-clear:hover {
  background: var(--accent-rose);
  color: #fff;
}

.quick-actions-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.quick-action-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.quick-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.85rem 0.5rem;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.825rem;
  font-weight: 600;
  transition: all var(--transition-spring);
}

.quick-btn i {
  font-size: 1.25rem;
  color: var(--accent-primary);
}

.quick-btn:hover {
  background: rgba(139, 92, 246, 0.15);
  border-color: var(--accent-primary);
  transform: translateY(-3px);
}

.action-progress-container {
  margin-top: 1.5rem;
}

.progress-bar-track {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

.progress-status-text {
  font-size: 0.825rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.action-result-container {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.success-banner {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-emerald);
  font-size: 0.95rem;
  font-weight: 600;
}

/* Stats Counter Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  text-align: left;
  backdrop-filter: blur(12px);
  transition: transform var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.15);
}

.stat-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
}

.stat-label {
  font-size: 0.775rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ==========================================================================
   Tools Directory Section & 3D Cards
   ========================================================================== */
.tools-section {
  padding: 5rem 0;
  position: relative;
}

.section-header {
  max-width: 750px;
  margin: 0 auto 3rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* Filter & Search Bar */
.tools-filter-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.category-pills {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.cat-pill {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--transition-fast);
}

.cat-pill:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.cat-pill.active {
  background: var(--text-primary);
  color: var(--text-inverse);
  border-color: var(--text-primary);
  font-weight: 700;
}

.pill-count {
  font-size: 0.75rem;
  opacity: 0.7;
}

.badge-new {
  font-size: 0.65rem;
  background: var(--accent-secondary);
  color: #fff;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}

.search-box-inline {
  position: relative;
  min-width: 280px;
}

.search-box-inline i {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.search-box-inline input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 0.55rem 1rem 0.55rem 2.4rem;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.875rem;
  outline: none;
  transition: all var(--transition-fast);
}

.search-box-inline input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.2);
}

.clear-search-btn {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
}

/* 3D Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  perspective: 1000px;
}

.tool-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  backdrop-filter: blur(16px);
  transform-style: preserve-3d;
  transition: transform 0.1s ease, border-color var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
  overflow: hidden;
}

.tool-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: var(--shadow-lg), 0 0 25px rgba(139, 92, 246, 0.15);
}

.tool-card-featured {
  border-color: rgba(236, 72, 153, 0.35);
  background: linear-gradient(145deg, rgba(30, 27, 75, 0.6), rgba(22, 25, 41, 0.7));
}

.card-glow-reflection {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255, 255, 255, 0.1) 0%, transparent 60%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.tool-card:hover .card-glow-reflection {
  opacity: 1;
}

.tool-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.tool-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-spring);
}

.tool-card:hover .tool-icon-box {
  transform: scale(1.1) rotate(5deg);
}

/* Icon Box Themes */
.bg-purple { background: linear-gradient(135deg, #8b5cf6, #6366f1); }
.bg-blue { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.bg-emerald { background: linear-gradient(135deg, #10b981, #059669); }
.bg-amber { background: linear-gradient(135deg, #f59e0b, #d97706); }
.bg-cyan { background: linear-gradient(135deg, #06b6d4, #0891b2); }
.bg-red { background: linear-gradient(135deg, #ef4444, #b91c1c); }
.bg-rose { background: linear-gradient(135deg, #f43f5e, #e11d48); }
.bg-indigo { background: linear-gradient(135deg, #6366f1, #4338ca); }
.bg-teal { background: linear-gradient(135deg, #14b8a6, #0f766e); }
.bg-orange { background: linear-gradient(135deg, #f97316, #ea580c); }
.bg-slate { background: linear-gradient(135deg, #475569, #1e293b); }
.bg-gradient-ai { background: var(--grad-ai); }

.tool-tag {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  letter-spacing: 0.04em;
}

.tag-popular { background: rgba(236, 72, 153, 0.2); color: #f472b6; }
.tag-fast { background: rgba(59, 130, 246, 0.2); color: #60a5fa; }
.tag-ai { background: rgba(168, 85, 247, 0.25); color: #c084fc; }
.tag-hd { background: rgba(245, 158, 11, 0.2); color: #fbbf24; }
.tag-sec { background: rgba(239, 68, 68, 0.2); color: #f87171; }
.tag-new { background: rgba(16, 185, 129, 0.2); color: #34d399; }

.tool-card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.tool-card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

.meta-badge {
  font-size: 0.775rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-card-action {
  background: none;
  border: none;
  color: var(--accent-primary);
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.tool-card:hover .btn-card-action {
  transform: translateX(4px);
}

.no-results-state {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--text-muted);
}

.empty-ghost {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

/* ==========================================================================
   Workbench / Live Demos Section
   ========================================================================== */
.workbench-section {
  padding: 5rem 0;
  background: linear-gradient(180deg, transparent 0%, rgba(139, 92, 246, 0.03) 50%, transparent 100%);
}

.workbench-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.w-tab {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 0.65rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  transition: all var(--transition-spring);
}

.w-tab:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.w-tab.active {
  background: var(--grad-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 18px rgba(139, 92, 246, 0.35);
}

.workbench-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 0.3s ease-in-out;
}

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

/* Split Slider Visualizer */
.compress-visualizer {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.compress-meta-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.meta-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.meta-val {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
}

.original-val { color: var(--accent-rose); text-decoration: line-through; }
.compressed-val { color: var(--accent-emerald); }

.savings-pill {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  font-weight: 800;
  font-size: 0.85rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
}

/* Split Slider Canvas */
.split-slider-container {
  position: relative;
  width: 100%;
  max-width: 780px;
  height: 380px;
  margin: 0 auto;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  user-select: none;
  cursor: ew-resize;
}

.split-image-before,
.split-image-after {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  color: #0f172a;
}

.split-image-after {
  width: 50%;
  overflow: hidden;
  border-right: 2px solid var(--accent-primary);
  background: #f8fafc;
}

.split-badge {
  position: absolute;
  top: 1rem;
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 800;
  z-index: 5;
}

.before-badge {
  right: 1rem;
  background: rgba(239, 68, 68, 0.15);
  color: #dc2626;
}

.after-badge {
  left: 1rem;
  background: rgba(16, 185, 129, 0.15);
  color: #059669;
}

.demo-pdf-page {
  width: 260px;
  height: 320px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.doc-mock-header .doc-logo {
  font-size: 0.95rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  color: #1e293b;
}

.doc-mock-header .doc-date {
  font-size: 0.65rem;
  color: #64748b;
  font-weight: 600;
}

.doc-mock-chart {
  display: flex;
  align-items: flex-end;
  gap: 0.75rem;
  height: 120px;
  border-bottom: 2px solid #e2e8f0;
  padding-bottom: 0.5rem;
}

.chart-bar {
  flex: 1;
  border-radius: 4px 4px 0 0;
}

.chart-bar.b1 { background: #8b5cf6; }
.chart-bar.b2 { background: #ec4899; }
.chart-bar.b3 { background: #06b6d4; }
.chart-bar.b4 { background: #10b981; }

.mock-line {
  height: 6px;
  background: #e2e8f0;
  border-radius: 3px;
  margin-bottom: 6px;
}

.mock-line.full { width: 100%; }
.mock-line.mid { width: 75%; }
.mock-line.short { width: 45%; }

.split-handle {
  position: absolute;
  top: 0;
  left: 50%;
  height: 100%;
  width: 2px;
  transform: translateX(-50%);
  pointer-events: none;
  z-index: 10;
}

.handle-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.6);
  font-size: 0.9rem;
}

.quality-controls {
  max-width: 550px;
  margin: 0 auto;
  text-align: center;
}

.quality-label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.custom-range {
  width: 100%;
  accent-color: var(--accent-primary);
  cursor: pointer;
}

.range-marks {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* Page Organizer Tab */
.organizer-playground {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.organizer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  flex-wrap: wrap;
  gap: 1rem;
}

.drag-instructions {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

.page-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1.25rem;
}

.page-card {
  background: var(--bg-secondary);
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  cursor: grab;
  transition: transform var(--transition-spring), border-color var(--transition-fast), opacity var(--transition-fast);
}

.page-card:active {
  cursor: grabbing;
}

.page-card.dragging {
  opacity: 0.4;
  border-color: var(--accent-primary);
  transform: scale(0.95);
}

.page-card.drag-over {
  border-color: var(--accent-secondary);
  background: rgba(236, 72, 153, 0.1);
}

.page-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.page-index-badge {
  font-size: 0.75rem;
  font-weight: 800;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.1);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
}

.card-mini-actions {
  display: flex;
  gap: 0.35rem;
}

.btn-card-mini {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 0.2rem;
  transition: color var(--transition-fast);
}

.btn-card-mini:hover {
  color: var(--text-primary);
}

.btn-delete:hover {
  color: var(--accent-rose);
}

.page-card-body {
  height: 120px;
  background: #ffffff;
  border-radius: 6px;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.mini-doc-preview {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #0f172a;
}

.page-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: center;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.organizer-export-bar {
  text-align: center;
  margin-top: 1rem;
}

/* AI Copilot Tab */
.ai-demo-container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 1.5rem;
  min-height: 420px;
}

.ai-doc-preview {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.ai-doc-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-rose);
  font-size: 0.875rem;
  font-weight: 700;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.25rem;
}

.ai-doc-content {
  font-size: 0.825rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.ai-doc-content h5 {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 700;
}

.clause-highlight {
  background: rgba(139, 92, 246, 0.15);
  border-left: 3px solid var(--accent-primary);
  padding: 0.5rem 0.75rem;
  border-radius: 0 4px 4px 0;
  color: var(--text-primary);
}

.ai-chat-interface {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.chat-header {
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ai-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--grad-ai);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.9rem;
}

.ai-status {
  font-size: 0.725rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-emerald);
}

.chat-messages {
  flex-grow: 1;
  padding: 1.25rem;
  overflow-y: auto;
  max-height: 250px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.message-bubble {
  display: flex;
  gap: 0.75rem;
  font-size: 0.875rem;
}

.bot-message .msg-content {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 0 14px 14px 14px;
  padding: 0.75rem 1rem;
  color: var(--text-primary);
}

.user-message {
  justify-content: flex-end;
}

.user-message .msg-content {
  background: var(--grad-primary);
  color: #fff;
  border-radius: 14px 14px 0 14px;
  padding: 0.75rem 1rem;
}

.quick-prompts-bar {
  display: flex;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  overflow-x: auto;
  border-top: 1px solid var(--border-color);
}

.prompt-chip {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.75rem;
  padding: 0.3rem 0.75rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.prompt-chip:hover {
  background: rgba(139, 92, 246, 0.2);
  color: var(--accent-primary);
  border-color: var(--accent-primary);
}

.chat-input-row {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.25rem;
  border-top: 1px solid var(--border-color);
  gap: 0.5rem;
}

.chat-input-row input {
  flex-grow: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.875rem;
  outline: none;
}

.btn-send-chat {
  background: var(--grad-primary);
  border: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.btn-send-chat:hover {
  transform: scale(1.1);
}

/* ==========================================================================
   Privacy & Architecture Showcase
   ========================================================================== */
.comparison-section {
  padding: 5rem 0;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.comparison-card {
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
}

.cloud-bad {
  background: rgba(239, 68, 68, 0.03);
  border: 1px solid rgba(239, 68, 68, 0.15);
}

.pdflol-good {
  background: linear-gradient(145deg, rgba(139, 92, 246, 0.1), rgba(6, 182, 212, 0.05));
  border: 1px solid rgba(139, 92, 246, 0.35);
  box-shadow: 0 0 35px rgba(139, 92, 246, 0.15);
}

.comp-header {
  margin-bottom: 2rem;
}

.comp-icon-box {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  background: rgba(239, 68, 68, 0.1);
  color: var(--accent-rose);
}

.comp-icon-box.good-icon {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
}

.comp-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  margin-top: 0.5rem;
}

.comp-badge.bad { background: rgba(239, 68, 68, 0.2); color: #f87171; }
.comp-badge.good { background: rgba(16, 185, 129, 0.2); color: #34d399; }

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.comp-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.cloud-bad .comp-list li i {
  color: var(--accent-rose);
  margin-top: 4px;
}

.pdflol-good .comp-list li i {
  color: var(--accent-emerald);
  margin-top: 4px;
}

/* Testimonials */
.testimonials-section {
  padding: 5rem 0;
}

.testimonials-slider {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  backdrop-filter: blur(12px);
}

.stars {
  color: #f59e0b;
  font-size: 0.85rem;
  display: flex;
  gap: 3px;
}

.testimonial-quote {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  font-style: italic;
}

.author-info {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.author-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
}

.av-1 { background: linear-gradient(135deg, #ec4899, #8b5cf6); }
.av-2 { background: linear-gradient(135deg, #06b6d4, #3b82f6); }
.av-3 { background: linear-gradient(135deg, #10b981, #06b6d4); }

.author-info strong {
  display: block;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.author-info small {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* FAQ Accordion */
.faq-section {
  padding: 5rem 0;
}

.faq-container {
  max-width: 800px;
}

.accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

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

.accordion-header {
  width: 100%;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  text-align: left;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.accordion-icon {
  font-size: 0.85rem;
  color: var(--accent-primary);
  transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
  padding: 0 1.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.accordion-item.active .accordion-body {
  max-height: 200px;
  padding-bottom: 1.25rem;
}

/* Bottom CTA Banner */
.cta-banner-section {
  padding: 3rem 0 6rem;
}

.cta-banner-card {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-xl);
  padding: 4rem 2rem;
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

.cta-glow-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.cta-btn-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* Global Footer */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 4.5rem 0 2rem;
  font-size: 0.9rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-tagline {
  color: var(--text-muted);
  margin: 1rem 0 1.5rem;
  max-width: 320px;
  font-size: 0.875rem;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.775rem;
  color: var(--accent-emerald);
  font-family: var(--font-mono);
}

.status-pulse-green {
  width: 8px;
  height: 8px;
  background: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-emerald);
}

.footer-col h4 {
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.footer-col a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 0.75rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--accent-primary);
}

.newsletter-desc {
  font-size: 0.825rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
}

.newsletter-input {
  flex-grow: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 0.5rem 1rem;
  color: var(--text-primary);
  font-size: 0.85rem;
  outline: none;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  color: var(--text-muted);
  font-size: 0.825rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
}

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

/* ==========================================================================
   Modals & Command Palette
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(12px);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  animation: fadeIn 0.2s ease-out;
}

.modal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 600px;
  overflow: hidden;
  animation: modalScale 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes modalScale {
  from { transform: scale(0.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.15rem;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Command Palette (Spotlight Style) */
.cmd-palette-card {
  max-width: 640px;
  background: var(--bg-secondary);
}

.cmd-input-wrap {
  display: flex;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  gap: 0.85rem;
}

.cmd-search-icon {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.cmd-input-wrap input {
  flex-grow: 1;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.1rem;
  color: var(--text-primary);
  outline: none;
}

.esc-badge {
  font-size: 0.7rem;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.cmd-results {
  max-height: 380px;
  overflow-y: auto;
  padding: 0.75rem;
}

.cmd-group-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.5rem 0.75rem;
}

.cmd-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cmd-item:hover, .cmd-item.active {
  background: rgba(139, 92, 246, 0.15);
}

.cmd-item-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.9rem;
}

.cmd-item-info {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.cmd-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.cmd-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.cmd-shortcut {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

/* Executor Modal Area */
.executor-drop-area {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.executor-drop-area:hover {
  border-color: var(--accent-primary);
  background: rgba(139, 92, 246, 0.05);
}

.executor-drop-area i {
  font-size: 2.5rem;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
}

/* Shortcuts Modal */
.shortcut-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
}

.shortcut-row:last-child {
  border-bottom: none;
}

.shortcut-row kbd {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-primary);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-primary);
  animation: slideInToast 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast-success { border-left: 4px solid var(--accent-emerald); }
.toast-info { border-left: 4px solid var(--accent-primary); }

@keyframes slideInToast {
  from { transform: translateX(100%); opacity: 0; }
/* ==========================================================================
   Responsive Breakpoints & Mobile Optimization
   ========================================================================== */

/* Universal Mobile Safeguards */
html, body {
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
}

/* Tablet & Smaller Laptops (<= 1024px) */
@media (max-width: 1024px) {
  .nav-menu { display: none; }
  .mobile-toggle-btn { display: flex; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
  .ai-demo-container { grid-template-columns: 1fr; }
  .comparison-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .floating-badge { display: none; }
  .tools-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
}

/* Tablets & Large Phones (<= 768px) */
@media (max-width: 768px) {
  .container {
    padding: 0 1.25rem;
  }
  
  .hero-section {
    padding: 3.5rem 0 2.5rem;
  }

  .hero-title {
    font-size: clamp(2rem, 6vw, 3rem);
  }

  .hero-subtitle {
    font-size: 1.05rem;
    padding: 0 0.5rem;
  }

  /* Workbench Mobile Tabs */
  .workbench-tabs {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 0.5rem;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
    margin-bottom: 1.5rem;
  }
  .workbench-tabs::-webkit-scrollbar { display: none; }
  .w-tab {
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 0.85rem;
    padding: 0.6rem 1rem;
  }

  .workbench-card {
    padding: 1.25rem;
  }

  .split-slider-container {
    height: 340px;
  }

  .ai-doc-preview {
    max-height: 220px;
  }

  .ai-chat-pane {
    height: 360px;
  }

  .page-grid-interactive {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .cta-banner-card {
    padding: 2.5rem 1.5rem;
  }

  .cta-banner-content h2 {
    font-size: 1.85rem;
  }

  .newsletter-form {
    flex-direction: column;
    width: 100%;
  }
  .newsletter-form input {
    width: 100%;
  }
  .newsletter-form .btn {
    width: 100%;
  }
}

/* Standard Mobile Phones (<= 640px) */
@media (max-width: 640px) {
  /* Announcement bar */
  .announcement-bar {
    padding: 0.4rem 0.75rem;
    font-size: 0.75rem;
  }
  .announcement-content {
    justify-content: center;
    text-align: center;
    gap: 0.4rem;
  }
  .announcement-badge {
    font-size: 0.65rem;
    padding: 0.15rem 0.4rem;
  }

  /* Header & Navigation */
  .header-container {
    padding: 0.6rem 0.85rem;
  }
  .brand-logo {
    gap: 0.5rem;
  }
  .brand-text {
    font-size: 1.2rem;
  }
  .brand-badge {
    display: none;
  }
  .header-actions {
    gap: 0.4rem;
  }
  .header-actions .search-trigger-btn .search-label,
  .header-actions .search-trigger-btn .shortcut-badge {
    display: none;
  }
  .header-actions .search-trigger-btn {
    padding: 0.45rem 0.65rem;
  }
  .header-actions .launch-btn-header {
    padding: 0.4rem 0.85rem;
    font-size: 0.8rem;
  }
  .theme-toggle-btn {
    width: 36px;
    height: 36px;
  }

  /* Hero Mobile */
  .hero-header-badge {
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
  }
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 0.85rem;
  }
  .hero-cta-group .btn {
    width: 100%;
    justify-content: center;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
  .stat-card {
    padding: 1.25rem;
  }

  /* Tools & Filter Controls */
  .tools-filter-wrapper {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  .filter-tabs {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 0.4rem;
    padding-bottom: 0.35rem;
    scrollbar-width: none;
  }
  .filter-tabs::-webkit-scrollbar { display: none; }
  .filter-pill {
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 0.8rem;
    padding: 0.45rem 0.85rem;
  }
  .search-box-inline {
    min-width: 100%;
    width: 100%;
  }

  .tools-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .tool-card {
    padding: 1.25rem;
  }

  /* Dropzone Card */
  .dropzone-card {
    padding: 2rem 1rem;
  }
  .dropzone-icon-orbit {
    width: 70px;
    height: 70px;
    font-size: 1.6rem;
  }
  .dropzone-title {
    font-size: 1.25rem;
  }

  /* Compression Playground */
  .compress-meta-bar {
    flex-direction: column;
    gap: 0.6rem;
    align-items: center;
    text-align: center;
  }
  .meta-arrow {
    transform: rotate(90deg);
  }
  .split-slider-container {
    height: 280px;
  }
  .split-badge {
    font-size: 0.65rem;
    padding: 0.2rem 0.5rem;
  }
  .range-marks {
    font-size: 0.7rem;
  }

  /* Testimonials */
  .testimonials-slider {
    grid-template-columns: 1fr;
  }
  .testimonial-card {
    padding: 1.35rem;
  }

  /* Comparison Section */
  .comparison-card {
    padding: 1.35rem;
  }
  .comp-list li {
    font-size: 0.85rem;
    gap: 0.65rem;
  }

  /* FAQ Accordion */
  .faq-question {
    padding: 1.15rem 1.25rem;
    font-size: 0.95rem;
  }

  /* Footer */
  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  /* Modals & Dialogs on Mobile */
  .modal-container {
    padding: 0.75rem;
  }
  .modal-card {
    width: 100% !important;
    max-height: 92vh !important;
    border-radius: var(--radius-md) !important;
    display: flex;
    flex-direction: column;
  }
  .modal-header {
    padding: 1rem 1.25rem !important;
  }
  .modal-body {
    padding: 1rem 1.25rem !important;
    overflow-y: auto !important;
    max-height: calc(92vh - 120px) !important;
  }
  .modal-footer {
    padding: 0.85rem 1.25rem !important;
    flex-direction: column-reverse;
    gap: 0.5rem;
  }
  .modal-footer .btn {
    width: 100%;
  }

  /* Command Palette */
  .cmd-palette {
    width: 100%;
    max-height: 85vh;
  }
  .cmd-results {
    max-height: 55vh;
  }

  /* Toasts */
  .toast-container {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }
  .toast {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.825rem;
  }
}

/* Extra Small Phones (<= 380px) */
@media (max-width: 380px) {
  .container {
    padding: 0 0.85rem;
  }
  .hero-title {
    font-size: 1.85rem;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .btn-lg, .btn-xl {
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
  }
  .page-grid-interactive {
    grid-template-columns: 1fr;
  }
}