/* Premium PDF Tools Website - Optimized UX Layout */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

/* CSS Custom Properties */
:root {
    /* Primary Colors */
    --primary-50: #f0f9ff;
    --primary-100: #e0f2fe;
    --primary-200: #bae6fd;
    --primary-300: #7dd3fc;
    --primary-400: #38bdf8;
    --primary-500: #0ea5e9;
    --primary-600: #0284c7;
    --primary-700: #0369a1;
    --primary-800: #075985;
    --primary-900: #0c4a6e;
    
    /* Success Colors */
    --success-50: #f0fdf4;
    --success-100: #dcfce7;
    --success-200: #bbf7d0;
    --success-300: #86efac;
    --success-400: #4ade80;
    --success-500: #22c55e;
    --success-600: #16a34a;
    --success-700: #15803d;
    --success-800: #166534;
    --success-900: #14532d;
    
    /* Neutral Colors */
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #e5e5e5;
    --neutral-300: #d4d4d4;
    --neutral-400: #a3a3a3;
    --neutral-500: #737373;
    --neutral-600: #525252;
    --neutral-700: #404040;
    --neutral-800: #262626;
    --neutral-900: #171717;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-inverse: #ffffff;
    
    /* Border Colors */
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --border-dark: #94a3b8;
    
    /* Shadow Colors */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-premium: 0 32px 64px -12px rgba(0, 0, 0, 0.25);
    
    /* Spacing - Enhanced for better UX */
    --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;
    --space-24: 6rem;
    --space-32: 8rem;
    --space-40: 10rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Container Sizes */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1400px;
}

/* Reset and Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Enhanced Container Styles */
.container {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
    width: 100%;
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-4);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-3);
    }
}

/* Enhanced Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    letter-spacing: -0.025em;
}

h1 { 
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.05;
}
h2 { 
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
}
h3 { 
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
}
h4 { 
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 600;
}
h5 { 
    font-size: 1.25rem;
    font-weight: 600;
}
h6 { 
    font-size: 1rem;
    font-weight: 600;
}

p {
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
    line-height: 1.7;
    font-size: 1.1rem;
}

/* Enhanced Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    padding: var(--space-4) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.75rem;
    color: var(--text-primary) !important;
    transition: var(--transition-fast);
}

.navbar-brand:hover {
    color: var(--primary-600) !important;
    transform: translateY(-1px);
}

.navbar-brand-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.navbar-brand-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-slow);
}

.navbar-brand:hover .navbar-brand-icon::before {
    left: 100%;
}

.navbar-brand-icon:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

.navbar-brand-icon i {
    color: white;
    font-size: 1.5rem;
    position: relative;
    z-index: 2;
}

.navbar-brand-text {
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    padding: var(--space-3) var(--space-4) !important;
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
    text-decoration: none;
    position: relative;
    font-size: 1.05rem;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-500);
    transition: var(--transition-normal);
    transform: translateX(-50%);
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--primary-600) !important;
    background-color: var(--primary-50);
    transform: translateY(-1px);
}

/* Enhanced Hero Section - Reduced top spacing */
.hero-section {
    background: var(--bg-gradient);
    padding: var(--space-16) 0 var(--space-24);
    position: relative;
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
    margin-top: 0;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, var(--primary-100) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, var(--success-100) 0%, transparent 50%);
    opacity: 0.4;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230ea5e9' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    background: white;
    color: var(--success-700);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-8);
    border: 1px solid var(--success-200);
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.hero-badge i {
    color: var(--success-600);
    font-size: 1.1rem;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: var(--space-6);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--text-secondary);
    margin-bottom: var(--space-10);
    line-height: 1.6;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-10);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.stat-item {
    text-align: center;
    padding: var(--space-6);
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

.stat-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--primary-600);
    margin-bottom: var(--space-2);
    font-family: var(--font-heading);
}

.stat-label {
    color: var(--text-tertiary);
    font-size: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-cta {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    margin-bottom: var(--space-10);
    flex-wrap: wrap;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
    flex-wrap: wrap;
    max-width: 600px;
    margin: 0 auto;
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--text-tertiary);
    font-size: 1rem;
    font-weight: 500;
    padding: var(--space-2) var(--space-4);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: var(--transition-fast);
}

.badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.badge i {
    color: var(--success-500);
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .hero-section {
        padding: var(--space-12) 0 var(--space-16);
        min-height: 70vh;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .stat-item {
        padding: var(--space-4);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .trust-badges {
        gap: var(--space-4);
    }
}

/* Enhanced Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-hero {
    padding: var(--space-5) var(--space-10);
    font-size: 1.2rem;
    min-width: 220px;
    box-shadow: var(--shadow-lg);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
    color: white;
}

.btn-outline {
    background: transparent;
    color: var(--primary-600);
    border: 2px solid var(--primary-200);
    box-shadow: var(--shadow-md);
}

.btn-outline:hover {
    background: var(--primary-50);
    border-color: var(--primary-300);
    color: var(--primary-700);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--neutral-100);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background: var(--neutral-200);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
}

/* Enhanced Tools Section */
.tools-section {
    padding: var(--space-32) 0;
    background: var(--bg-primary);
    position: relative;
}

.section-title {
    text-align: center;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: var(--space-6);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.section-subtitle {
    text-align: center;
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--space-20);
    line-height: 1.6;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--space-10);
    margin-bottom: var(--space-20);
}

/* Enhanced Tool Cards */
.tool-card {
    background: white;
    border-radius: var(--radius-3xl);
    padding: var(--space-10);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
}

.tool-card::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    border-radius: var(--radius-3xl);
    z-index: -1;
    opacity: 0;
    transition: var(--transition-normal);
}

.tool-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium);
    border-color: transparent;
}

.tool-card:hover::after {
    opacity: 1;
}

.tool-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--primary-100), var(--primary-200));
    border-radius: var(--radius-3xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-8);
    position: relative;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.tool-card:hover .tool-icon {
    transform: scale(1.1) rotateY(10deg);
    box-shadow: var(--shadow-lg);
}

.tool-icon i {
    font-size: 2.5rem;
    color: var(--primary-600);
    transition: var(--transition-normal);
}

.tool-card:hover .tool-icon i {
    color: var(--primary-700);
    transform: scale(1.1);
}

.tool-card h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    line-height: 1.2;
}

.tool-card p {
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.7;
    flex-grow: 1;
    font-size: 1.1rem;
}

.feature-list {
    list-style: none;
    margin-bottom: var(--space-8);
    padding: 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

.feature-list li i {
    color: var(--success-500);
    font-size: 1.1rem;
    flex-shrink: 0;
    background: var(--success-100);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
}

/* Tool Container (for individual tool pages) */
.tool-container {
    background: white;
    border-radius: var(--radius-3xl);
    padding: var(--space-12);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--space-10);
    position: relative;
    overflow: hidden;
}

.tool-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
}

/* Enhanced Upload Area */
.upload-area {
    border: 3px dashed var(--border-medium);
    border-radius: var(--radius-3xl);
    padding: var(--space-20);
    text-align: center;
    background: var(--bg-tertiary);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.upload-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(14, 165, 233, 0.1), transparent);
    transition: var(--transition-slow);
}

.upload-area:hover::before,
.upload-area.drag-over::before {
    left: 100%;
}

.upload-area:hover,
.upload-area.drag-over {
    border-color: var(--primary-400);
    background: var(--primary-50);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.upload-area i {
    font-size: 5rem;
    color: var(--primary-500);
    margin-bottom: var(--space-8);
    display: block;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% { transform: translateY(0); }
    40%, 43% { transform: translateY(-15px); }
    70% { transform: translateY(-7px); }
    90% { transform: translateY(-3px); }
}

.upload-area h4 {
    color: var(--text-primary);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
}

.upload-area p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 0;
}

/* Enhanced Progress Styles */
.progress-wrapper {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    margin: var(--space-8) 0;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.progress {
    height: 12px;
    background: var(--neutral-200);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-3);
    position: relative;
}

.progress-bar {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    transition: width var(--transition-slow);
    height: 100%;
    border-radius: var(--radius-full);
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Enhanced Alert Styles */
.alert {
    padding: var(--space-5);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
    border: 1px solid;
    box-shadow: var(--shadow-md);
    font-weight: 500;
}

.alert-success {
    background: var(--success-50);
    border-color: var(--success-200);
    color: var(--success-800);
}

.alert-danger {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

/* Modern Redesigned Footer */
.footer {
    background: linear-gradient(135deg, var(--neutral-900) 0%, #1a1a1a 100%);
    color: var(--neutral-300);
    position: relative;
    margin-top: var(--space-24);
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-500), transparent);
}

.footer::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(34, 197, 94, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.footer-main {
    padding: var(--space-20) 0 var(--space-12);
    position: relative;
    z-index: 1;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-16);
    align-items: start;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    text-decoration: none;
}

.footer-logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
}

.footer-logo-icon:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

.footer-logo-icon i {
    color: white;
    font-size: 1.5rem;
}

.footer-logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: white;
}

.footer-logo-text span {
    color: var(--primary-400);
}

.footer-brand-description {
    color: var(--neutral-400);
    line-height: 1.7;
    margin-bottom: var(--space-6);
    font-size: 1.1rem;
}

.footer-social {
    display: flex;
    gap: var(--space-4);
}

.social-link {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neutral-400);
    text-decoration: none;
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-link:hover {
    background: var(--primary-500);
    color: white;
    transform: translateY(-2px);
    border-color: var(--primary-500);
    box-shadow: var(--shadow-lg);
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-section-title {
    color: white;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: var(--space-6);
    position: relative;
    padding-bottom: var(--space-2);
}

.footer-section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 32px;
    height: 2px;
    background: var(--primary-500);
    border-radius: var(--radius-full);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-3);
}

.footer-link {
    color: var(--neutral-400);
    text-decoration: none;
    transition: var(--transition-fast);
    font-weight: 500;
    position: relative;
    display: inline-block;
    padding: var(--space-1) 0;
}

.footer-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary-500);
    transition: var(--transition-fast);
}

.footer-link:hover {
    color: white;
    transform: translateX(4px);
}

.footer-link:hover::before {
    width: 100%;
}

.footer-newsletter {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    margin: var(--space-12) 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.newsletter-content {
    text-align: center;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-title {
    color: white;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: var(--space-3);
}

.newsletter-description {
    color: var(--neutral-400);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

.newsletter-form {
    display: flex;
    gap: var(--space-3);
    max-width: 400px;
    margin: 0 auto;
}

.newsletter-input {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.newsletter-input::placeholder {
    color: var(--neutral-500);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--primary-500);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

.newsletter-btn {
    padding: var(--space-3) var(--space-6);
    background: var(--primary-500);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    white-space: nowrap;
}

.newsletter-btn:hover {
    background: var(--primary-600);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.footer-bottom {
    padding: var(--space-8) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 1;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
        flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copyright {
    color: var(--neutral-500);
    font-weight: 500;
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-legal a {
    color: var(--neutral-500);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--primary-400);
}

.back-to-top {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 48px;
    height: 48px;
    background: var(--primary-500);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--primary-600);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* Enhanced Responsive Footer */
@media (max-width: 1024px) {
    .footer-top {
        grid-template-columns: 1fr 1fr 1fr;
        gap: var(--space-8);
    }
    
    .footer-brand {
        grid-column: 1 / -1;
        max-width: none;
        text-align: center;
        margin-bottom: var(--space-8);
    }
}

@media (max-width: 768px) {
    .footer-main {
        padding: var(--space-16) 0 var(--space-8);
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }
    
    .footer-brand {
        margin-bottom: var(--space-8);
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-input {
        text-align: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-4);
    }
    
    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-4);
    }
}

@media (max-width: 480px) {
    .footer-newsletter {
        padding: var(--space-6);
        margin: var(--space-8) 0;
    }
    
    .newsletter-title {
        font-size: 1.25rem;
    }
    
    .footer-social {
        gap: var(--space-3);
    }
    
    .social-link {
        width: 40px;
        height: 40px;
    }
}

/* Loading Animations */
@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-spinner {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid var(--neutral-200);
    border-right-color: var(--primary-500);
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0 !important; }
.mb-2 { margin-bottom: var(--space-2) !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-6 { margin-bottom: var(--space-6) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }

.mt-0 { margin-top: 0 !important; }
.mt-2 { margin-top: var(--space-2) !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-6 { margin-top: var(--space-6) !important; }
.mt-8 { margin-top: var(--space-8) !important; }

.d-flex { display: flex; }
.d-block { display: block; }
.d-none { display: none; }

.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

.w-full { width: 100%; }
.h-full { height: 100%; }

/* Main content wrapper */
.main-content {
    flex: 1;
}

/* Enhanced Form Elements */
.form-control {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-xl);
    font-size: 1.1rem;
    transition: var(--transition-fast);
    background: white;
    font-family: var(--font-primary);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-400);
    box-shadow: 0 0 0 4px var(--primary-100);
    transform: translateY(-1px);
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    font-size: 1.1rem;
}

/* Enhanced scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--neutral-100);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--neutral-400);
    border-radius: var(--radius-full);
    border: 2px solid var(--neutral-100);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neutral-500);
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-contrast: high) {
    :root {
        --border-light: #000000;
        --border-medium: #000000;
        --text-secondary: #000000;
    }
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 3px solid var(--primary-400);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Performance optimizations */
.tool-card,
.btn,
.upload-area {
    will-change: transform;
}

/* Print styles */
@media print {
    .navbar,
    .footer,
    .btn {
        display: none !important;
    }
    
    .tool-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000;
    }
}

/* Advanced Interactive UX Enhancements */

/* Enhanced Loading States and Skeletons */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-2);
}

.skeleton-title {
    height: 1.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-4);
}

/* Advanced Tooltip System */
.tooltip-container {
    position: relative;
    display: inline-block;
    cursor: help;
}

.tooltip {
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--neutral-900);
    color: white;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 1000;
    box-shadow: var(--shadow-xl);
    font-weight: 500;
    line-height: 1.4;
}

.tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid var(--neutral-900);
}

.tooltip-container:hover .tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-4px);
}

/* Enhanced Progress Indicators */
.progress-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: conic-gradient(var(--primary-500) 0deg, var(--neutral-200) 0deg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin: var(--space-8) auto;
}

.progress-circle::before {
    content: '';
    position: absolute;
    inset: 8px;
    border-radius: 50%;
    background: white;
}

.progress-text {
    position: relative;
    z-index: 1;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-600);
}

/* Interactive File Upload Areas */
.upload-area {
    border: 2px dashed var(--border-medium);
    border-radius: var(--radius-2xl);
    padding: var(--space-16);
    text-align: center;
    transition: var(--transition-normal);
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.upload-area.drag-over {
    border-color: var(--primary-500);
    background: var(--primary-50);
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

.upload-area.uploading {
    pointer-events: none;
    opacity: 0.7;
}

.upload-area.success {
    border-color: var(--success-500);
    background: var(--success-50);
}

.upload-area.error {
    border-color: #ef4444;
    background: #fef2f2;
}

/* Enhanced Notification System */
.notification-container {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    max-width: 400px;
}

.notification {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-4) var(--space-6);
    box-shadow: var(--shadow-xl);
    border-left: 4px solid var(--primary-500);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    transform: translateX(400px);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-left-color: var(--success-500);
}

.notification.error {
    border-left-color: #ef4444;
}

.notification.warning {
    border-left-color: #f59e0b;
}

.notification-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.notification.success .notification-icon {
    background: var(--success-100);
    color: var(--success-600);
}

.notification.error .notification-icon {
    background: #fee2e2;
    color: #dc2626;
}

.notification.warning .notification-icon {
    background: #fef3c7;
    color: #d97706;
}

.notification-content {
    flex: 1;
}

.notification-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: var(--space-1);
    color: var(--text-primary);
}

.notification-message {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
    margin: 0;
}

.notification-close {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: var(--space-1);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.notification-close:hover {
    background: var(--neutral-100);
    color: var(--text-primary);
}

/* Enhanced Modal System */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    max-width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-2xl);
    transform: scale(0.9) translateY(20px);
    transition: var(--transition-normal);
    position: relative;
}

.modal-overlay.show .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-light);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: var(--neutral-100);
    color: var(--text-primary);
}

/* Advanced Search and Filter System */
.search-container {
    position: relative;
    max-width: 500px;
    margin: var(--space-8) auto;
}

.search-input {
    width: 100%;
    padding: var(--space-4) var(--space-6) var(--space-4) var(--space-12);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-full);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: white;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.search-icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    font-size: 1.1rem;
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-light);
    margin-top: var(--space-2);
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-fast);
}

.search-results.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-result-item {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-light);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.search-result-item:hover {
    background: var(--primary-50);
}

.search-result-item:last-child {
    border-bottom: none;
}

/* Filter System */
.filter-container {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
    margin: var(--space-8) 0;
}

.filter-button {
    padding: var(--space-3) var(--space-6);
    border: 1px solid var(--border-medium);
    background: white;
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-fast);
    font-weight: 500;
    font-size: 0.9rem;
}

.filter-button:hover,
.filter-button.active {
    background: var(--primary-500);
    color: white;
    border-color: var(--primary-500);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Enhanced Breadcrumb Navigation */
.breadcrumb-container {
    padding: var(--space-4) 0;
    margin-bottom: var(--space-8);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.9rem;
}

.breadcrumb-item {
    color: var(--text-tertiary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.breadcrumb-item:hover {
    color: var(--primary-600);
}

.breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 500;
}

.breadcrumb-separator {
    color: var(--text-tertiary);
    font-size: 0.8rem;
}

/* Enhanced Card Interactions */
.card-hover-effect {
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card-hover-effect::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-slow);
}

.card-hover-effect:hover::before {
    left: 100%;
}

.card-hover-effect:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium);
}

/* Advanced Status Indicators */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-indicator.processing {
    background: #fef3c7;
    color: #d97706;
}

.status-indicator.complete {
    background: var(--success-100);
    color: var(--success-700);
}

.status-indicator.error {
    background: #fee2e2;
    color: #dc2626;
}

.status-indicator.pending {
    background: var(--neutral-100);
    color: var(--neutral-700);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    animation: pulse 2s infinite;
}

/* Quick Action Buttons */
.quick-actions {
    position: fixed;
    bottom: var(--space-6);
    left: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    z-index: 1000;
}

.quick-action-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary-500);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.quick-action-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.quick-action-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    scale: 0;
    transition: var(--transition-fast);
}

.quick-action-btn:active::before {
    scale: 1;
}

/* Enhanced Mobile Touch Interactions */
@media (max-width: 768px) {
    .touch-target {
        min-height: 44px;
        min-width: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .tool-card {
        margin-bottom: var(--space-6);
        padding: var(--space-6);
    }
    
    .quick-actions {
        bottom: var(--space-4);
        left: var(--space-4);
    }
    
    .notification-container {
        top: var(--space-4);
        right: var(--space-4);
        left: var(--space-4);
        max-width: none;
    }
}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
        --border-light: #999;
        --border-medium: #666;
    }
}

/* Mobile Icon Fixes and Optimizations */

/* Enhanced Mobile Icon Styles */
@media (max-width: 768px) {
    /* Navigation Icons */
    .navbar-brand-icon {
        width: 40px;
        height: 40px;
        flex-shrink: 0;
    }
    
    .navbar-brand-icon i {
        font-size: 1.25rem;
    }
    
    .navbar-toggler {
        padding: var(--space-2);
        border: 1px solid var(--border-light);
        border-radius: var(--radius-md);
        background: white;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .navbar-toggler-icon {
        width: 24px;
        height: 24px;
        background-size: 100%;
    }
    
    /* Hero Section Icons */
    .hero-badge i {
        font-size: 1rem;
        margin-right: var(--space-2);
    }
    
    .trust-badges {
        gap: var(--space-4);
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .badge {
        padding: var(--space-3) var(--space-4);
        min-height: 44px;
        display: flex;
        align-items: center;
        gap: var(--space-2);
    }
    
    .badge i {
        font-size: 1rem;
        flex-shrink: 0;
    }
    
    /* Feature Section Icons */
    .feature-icon {
        width: 80px;
        height: 80px;
        margin: 0 auto var(--space-4);
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-2xl);
        background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
        border: 1px solid var(--primary-200);
    }
    
    .feature-icon i {
        font-size: 2rem;
        color: var(--primary-600);
    }
    
    /* Tool Card Icons */
    .tool-icon {
        width: 80px;
        height: 80px;
        margin: 0 auto var(--space-4);
        border-radius: var(--radius-2xl);
        background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
        display: flex;
        align-items: center;
        justify-content: center;
        border: 1px solid var(--primary-200);
        flex-shrink: 0;
    }
    
    .tool-icon i {
        font-size: 2rem;
        color: var(--primary-600);
    }
    
    /* AI Badge Mobile Optimization */
    .ai-badge {
        font-size: 0.7rem;
        padding: 0.2rem 0.4rem;
        margin-left: var(--space-1);
        display: inline-block;
        vertical-align: middle;
    }
    
    /* Button Icons */
    .btn i {
        font-size: 1rem;
        margin-right: var(--space-2);
    }
    
    .btn-hero {
        min-height: 48px;
        padding: var(--space-4) var(--space-6);
        font-size: 1rem;
    }
    
    .btn-hero i {
        font-size: 1.1rem;
    }
    
    /* Stats Section Icons */
    .stat-item .fas {
        font-size: 2.5rem;
        margin-bottom: var(--space-3);
        color: var(--primary-600);
    }
    
    /* Feature List Icons */
    .feature-list li i {
        font-size: 0.9rem;
        width: 20px;
        height: 20px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin-right: var(--space-2);
        color: var(--success-600);
        flex-shrink: 0;
    }
    
    /* Footer Icons */
    .social-link {
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-lg);
        background: rgba(255, 255, 255, 0.1);
        transition: var(--transition-normal);
        margin: var(--space-1);
    }
    
    .social-link i {
        font-size: 1.2rem;
        color: var(--neutral-400);
    }
    
    .social-link:hover i {
        color: white;
    }
    
    /* Back to Top Button */
    .back-to-top {
        width: 48px;
        height: 48px;
        bottom: var(--space-4);
        right: var(--space-4);
        font-size: 1.2rem;
        z-index: 1000;
    }
    
    /* Quick Action Buttons */
    .quick-action-btn {
        width: 56px;
        height: 56px;
        font-size: 1.3rem;
        margin-bottom: var(--space-3);
    }
    
    /* Search Icon */
    .search-icon {
        font-size: 1.1rem;
        left: var(--space-4);
        color: var(--text-tertiary);
    }
    
    /* Filter Buttons */
    .filter-button {
        padding: var(--space-3) var(--space-4);
        font-size: 0.9rem;
        margin: var(--space-1);
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Notification Icons */
    .notification-icon {
        width: 28px;
        height: 28px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        flex-shrink: 0;
    }
    
    .notification-icon i {
        font-size: 1rem;
    }
    
    .notification-close {
        width: 32px;
        height: 32px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-md);
        flex-shrink: 0;
    }
    
    .notification-close i {
        font-size: 0.9rem;
    }
    
    /* Modal Icons */
    .modal-close {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.3rem;
        border-radius: var(--radius-lg);
    }
    
    /* Upload Area Icons */
    .upload-area i {
        font-size: 3rem;
        margin-bottom: var(--space-4);
        color: var(--text-tertiary);
    }
    
    /* Status Indicator Icons */
    .status-indicator .status-dot {
        width: 10px;
        height: 10px;
        border-radius: 50%;
        margin-right: var(--space-2);
        flex-shrink: 0;
    }
    
    /* Tooltip Icons */
    .tooltip-container {
        cursor: pointer;
        touch-action: manipulation;
    }
    
    /* Progress Circle Icons */
    .progress-circle {
        width: 100px;
        height: 100px;
        margin: var(--space-6) auto;
    }
    
    .progress-text {
        font-size: 1.1rem;
        font-weight: 700;
    }
    
    /* Category Header Icons */
    .category-title::after {
        width: 50px;
        height: 3px;
        bottom: -6px;
    }
    
    /* Enhanced Touch Targets */
    .touch-optimized {
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        touch-action: manipulation;
    }
    
    /* Fix for small icons */
    i[class*="fa-"] {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        text-rendering: optimizeLegibility;
    }
    
    /* Icon hover states for mobile */
    .btn:active i,
    .social-link:active i,
    .quick-action-btn:active i {
        transform: scale(1.1);
        transition: transform 0.1s ease;
    }
    
    /* Ensure icons don't break text flow */
    .tool-card h4 {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        flex-wrap: wrap;
        line-height: 1.3;
    }
    
    /* Fix icon alignment in lists */
    .feature-list {
        list-style: none;
        padding: 0;
        margin: var(--space-4) 0;
    }
    
    .feature-list li {
        display: flex;
        align-items: center;
        margin-bottom: var(--space-2);
        line-height: 1.4;
    }
    
    /* Breadcrumb icons */
    .breadcrumb-separator {
        font-size: 0.8rem;
        margin: 0 var(--space-2);
        color: var(--text-tertiary);
    }
    
    /* Loading spinner optimization */
    .loading-spinner {
        width: 40px;
        height: 40px;
        border: 3px solid var(--neutral-200);
        border-top: 3px solid var(--primary-500);
        border-radius: 50%;
        animation: spin 1s linear infinite;
        margin: var(--space-4) auto;
    }
    
    /* Search result icons */
    .search-result-item i {
        font-size: 1.1rem;
        color: var(--primary-500);
        width: 24px;
        text-align: center;
        flex-shrink: 0;
    }
}

/* Extra small mobile devices */
@media (max-width: 480px) {
    .navbar-brand-icon {
        width: 36px;
        height: 36px;
    }
    
    .navbar-brand-icon i {
        font-size: 1.1rem;
    }
    
    .tool-icon {
        width: 70px;
        height: 70px;
    }
    
    .tool-icon i {
        font-size: 1.8rem;
    }
    
    .feature-icon {
        width: 70px;
        height: 70px;
    }
    
    .feature-icon i {
        font-size: 1.8rem;
    }
    
    .stat-item .fas {
        font-size: 2rem;
    }
    
    .social-link {
        width: 40px;
        height: 40px;
    }
    
    .social-link i {
        font-size: 1.1rem;
    }
    
    .back-to-top {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    
    .quick-action-btn {
        width: 52px;
        height: 52px;
        font-size: 1.2rem;
    }
    
    .badge {
        padding: var(--space-2) var(--space-3);
        font-size: 0.9rem;
    }
    
    .badge i {
        font-size: 0.9rem;
    }
    
    .btn-hero {
        padding: var(--space-3) var(--space-5);
        font-size: 0.95rem;
    }
    
    .upload-area i {
        font-size: 2.5rem;
    }
}

/* Landscape mobile orientation */
@media (max-width: 768px) and (orientation: landscape) {
    .hero-section {
        min-height: 60vh;
        padding: var(--space-8) 0 var(--space-12);
    }
    
    .tool-icon,
    .feature-icon {
        width: 60px;
        height: 60px;
    }
    
    .tool-icon i,
    .feature-icon i {
        font-size: 1.5rem;
    }
    
    .navbar-brand-icon {
        width: 36px;
        height: 36px;
    }
    
    .stat-item .fas {
        font-size: 2rem;
        margin-bottom: var(--space-2);
    }
}

/* Final Mobile Navigation Improvements */

/* Enhanced Navbar Toggler */
.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
    background: transparent;
    transition: all 0.3s ease;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(14, 165, 233, 0.25);
    outline: none;
}

.navbar-toggler-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.5em;
    height: 1.5em;
    transition: all 0.3s ease;
}

.navbar-toggler-icon i {
    font-size: 1.2rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.navbar-toggler:not(.collapsed) .navbar-toggler-icon i {
    transform: rotate(90deg);
    color: var(--primary-600);
}

.navbar-toggler:hover .navbar-toggler-icon i {
    color: var(--primary-600);
    transform: scale(1.1);
}

/* Mobile Menu Improvements */
@media (max-width: 991.98px) {
    .navbar-collapse {
        margin-top: var(--space-4);
        padding-top: var(--space-4);
        border-top: 1px solid var(--border-light);
        background: white;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-lg);
        margin-left: -1rem;
        margin-right: -1rem;
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }
    
    .navbar-nav {
        text-align: center;
        gap: var(--space-2);
    }
    
    .nav-link {
        padding: var(--space-3) var(--space-4);
        margin: var(--space-1) 0;
        border-radius: var(--radius-lg);
        font-weight: 500;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 48px;
    }
    
    .nav-link:hover,
    .nav-link.active {
        background: var(--primary-50);
        color: var(--primary-600) !important;
        transform: translateX(4px);
    }
    
    .nav-link::before {
        display: none;
    }
    
    .navbar-brand {
        flex: 1;
    }
}

/* Mobile Icon Fixes - Enhanced for FontAwesome rendering */
@media (max-width: 768px) {
    /* Force icon visibility and proper rendering */
    .fas, .far, .fab, .fa,
    [class^="fa-"], [class*=" fa-"] {
        display: inline-block !important;
        font-family: "Font Awesome 6 Free", "Font Awesome 6 Brands", "Font Awesome 5 Free", sans-serif !important;
        font-weight: 900 !important;
        font-style: normal !important;
        text-rendering: optimizeLegibility !important;
        -webkit-font-smoothing: antialiased !important;
        -moz-osx-font-smoothing: grayscale !important;
        line-height: 1 !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    /* Mobile navbar icons */
    .navbar-toggler-icon,
    .navbar-brand i {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        min-width: 44px !important;
        min-height: 44px !important;
        font-size: 1.25rem !important;
    }
    
    /* Tool card icons */
    .tool-icon,
    .tool-card i {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 60px !important;
        height: 60px !important;
        font-size: 2rem !important;
        margin: 0 auto 1rem !important;
    }
    
    /* Feature icons */
    .feature-icon,
    .feature-item i {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 50px !important;
        height: 50px !important;
        font-size: 1.5rem !important;
    }
    
    /* Footer and social icons */
    .footer i,
    .social-link i {
        display: inline-block !important;
        min-width: 24px !important;
        text-align: center !important;
        font-size: 1.2rem !important;
    }
    
    /* Force font loading check */
    .fontawesome-loaded .fas,
    .fontawesome-loaded .far,
    .fontawesome-loaded .fab {
        opacity: 1 !important;
        visibility: visible !important;
    }
    

    
    /* Mobile touch targets */
    .btn,
    .tool-card,
    .nav-link {
        min-height: 44px !important;
        display: flex !important;
        align-items: center !important;
    }
}

/* Clean FontAwesome Icon Styles */
.fas, .far, .fab, .fa,
[class^="fa-"], [class*=" fa-"] {
    font-family: "Font Awesome 6 Free", "Font Awesome 6 Brands", "Font Awesome 5 Free" !important;
    font-style: normal !important;
    font-variant: normal !important;
    text-rendering: auto !important;
    line-height: 1 !important;
    -webkit-font-smoothing: antialiased !important;
    -moz-osx-font-smoothing: grayscale !important;
    display: inline-block !important;
}

.fas {
    font-weight: 900 !important;
}

.far {
    font-weight: 400 !important;
}

.fab {
    font-family: "Font Awesome 6 Brands" !important;
    font-weight: 400 !important;
}

/* Mobile optimization without conflicts */
@media (max-width: 768px) {
    /* Ensure icons are visible and properly sized */
    .tool-icon, .feature-icon {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 60px !important;
        height: 60px !important;
        font-size: 2rem !important;
        margin: 0 auto 1rem !important;
    }
    
    .navbar-toggler-icon {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        min-width: 44px !important;
        min-height: 44px !important;
    }
    
    /* Force proper touch targets */
    .btn, .tool-card, .nav-link {
        min-height: 44px !important;
        display: flex !important;
        align-items: center !important;
    }
} 

/* ===================================
   TOOL MODAL SYSTEM STYLES
   =================================== */

.tool-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
        padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.tool-modal.active {
    opacity: 1;
    visibility: visible;
}

.tool-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
}

.tool-modal-container {
    position: relative;
    width: 100%;
    max-width: 1200px;
    max-height: 90vh;
    background: var(--bg-secondary);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-2xl);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.tool-modal.active .tool-modal-container {
    transform: scale(1);
}

.tool-modal-header {
    display: flex;
    align-items: center;
    justify-content: between;
    padding: var(--space-6);
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-primary);
    flex-shrink: 0;
}

.tool-modal-header h2 {
    color: var(--primary-500);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin: 0;
    flex: 1;
}

.tool-modal-close {
    width: 44px;
    height: 44px;
    border: none;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 1.25rem;
}

.tool-modal-close:hover {
    background: var(--bg-quaternary);
    color: var(--text-primary);
    transform: rotate(90deg);
}

.tool-modal-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-8);
    background: var(--bg-secondary);
    min-height: 400px;
    display: block !important;
    position: relative;
    /* Remove the debug border */
    border: none !important;
}

/* Ensure all tool content is visible */
.tool-modal-content * {
    visibility: visible !important;
    display: initial !important;
}

/* Tool-specific container adaptations */
.tool-modal-content .tool-container,
.tool-modal-content .container,
.tool-modal-content .row,
.tool-modal-content .col-md-8,
.tool-modal-content .tool-modal-wrapper {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    position: relative !important;
    width: 100% !important;
    max-width: 100% !important;
    padding: 1.5rem !important;
    margin: 0 !important;
    background: var(--bg-tertiary) !important;
    border-radius: var(--radius-xl) !important;
    border: 1px solid var(--border-primary) !important;
    box-shadow: var(--shadow-lg) !important;
}

/* Upload area consistency */
.tool-modal-content .upload-area {
    display: block !important;
    visibility: visible !important;
    border: 2px dashed var(--primary-400) !important;
    border-radius: var(--radius-xl) !important;
    padding: var(--space-8) !important;
    text-align: center !important;
    background: var(--bg-primary) !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    margin-bottom: var(--space-6) !important;
}

.tool-modal-content .upload-area:hover {
    border-color: var(--primary-500) !important;
    background: var(--bg-secondary) !important;
    box-shadow: 0 0 20px rgba(14, 165, 233, 0.2) !important;
}

.tool-modal-content .upload-area.drag-over {
    border-color: var(--primary-500) !important;
    background: var(--bg-secondary) !important;
    box-shadow: 0 0 25px rgba(14, 165, 233, 0.3) !important;
}

/* Form elements consistency */
.tool-modal-content form,
.tool-modal-content input,
.tool-modal-content select,
.tool-modal-content textarea,
.tool-modal-content .form-control,
.tool-modal-content .form-select {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    background: var(--bg-primary) !important;
    border: 1px solid var(--border-secondary) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-3) var(--space-4) !important;
    width: 100% !important;
}

.tool-modal-content input:focus,
.tool-modal-content select:focus,
.tool-modal-content textarea:focus,
.tool-modal-content .form-control:focus,
.tool-modal-content .form-select:focus {
    border-color: var(--primary-500) !important;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1) !important;
    background: var(--bg-secondary) !important;
}

/* Button consistency - all tools */
.tool-modal-content button,
.tool-modal-content .btn,
.tool-modal-content input[type="button"],
.tool-modal-content input[type="submit"] {
    display: inline-flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600)) !important;
    color: white !important;
    border: none !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-3) var(--space-6) !important;
    font-weight: 600 !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
    align-items: center !important;
    gap: var(--space-2) !important;
    text-decoration: none !important;
}

.tool-modal-content button:hover,
.tool-modal-content .btn:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.4) !important;
    background: linear-gradient(135deg, var(--primary-400), var(--primary-500)) !important;
}

/* Button variants */
.tool-modal-content .btn-outline-danger,
.tool-modal-content .btn-danger {
    background: linear-gradient(135deg, #dc3545, #c82333) !important;
    color: white !important;
}

.tool-modal-content .btn-outline-secondary,
.tool-modal-content .btn-secondary {
    background: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-secondary) !important;
}

.tool-modal-content .btn-success {
    background: linear-gradient(135deg, #28a745, #20a83a) !important;
    color: white !important;
}

.tool-modal-content .btn-outline-primary {
    background: transparent !important;
    color: var(--primary-500) !important;
    border: 1px solid var(--primary-500) !important;
}

.tool-modal-content .btn-outline-info {
    background: transparent !important;
    color: #17a2b8 !important;
    border: 1px solid #17a2b8 !important;
}

/* Card layouts for all tools */
.tool-modal-content .card,
.tool-modal-content .tool-card {
    display: block !important;
    visibility: visible !important;
    background: var(--bg-primary) !important;
    border: 1px solid var(--border-secondary) !important;
    border-radius: var(--radius-xl) !important;
    margin-bottom: var(--space-6) !important;
    box-shadow: none !important;
}

.tool-modal-content .card-body {
    padding: var(--space-6) !important;
    display: block !important;
}

/* Progress bars for all tools */
.tool-modal-content .progress,
.tool-modal-content .tool-progress {
    display: block !important;
    visibility: visible !important;
    background: var(--bg-primary) !important;
    border-radius: var(--radius-full) !important;
    height: 8px !important;
    overflow: hidden !important;
    margin: var(--space-4) 0 !important;
}

.tool-modal-content .progress-bar,
.tool-modal-content .tool-progress-bar {
    display: block !important;
    background: linear-gradient(90deg, var(--primary-500), var(--primary-400)) !important;
    border-radius: var(--radius-full) !important;
    height: 100% !important;
    transition: width 0.3s ease !important;
}

/* Alert messages for all tools */
.tool-modal-content .alert,
.tool-modal-content .tool-alert {
    display: flex !important;
    visibility: visible !important;
    padding: var(--space-4) !important;
    border-radius: var(--radius-lg) !important;
    margin-bottom: var(--space-4) !important;
    border: 1px solid !important;
    align-items: flex-start !important;
    gap: var(--space-3) !important;
}

.tool-modal-content .alert-success {
    background: rgba(34, 197, 94, 0.1) !important;
    border-color: rgba(34, 197, 94, 0.3) !important;
    color: #22c55e !important;
}

.tool-modal-content .alert-danger {
    background: rgba(239, 68, 68, 0.1) !important;
    border-color: rgba(239, 68, 68, 0.3) !important;
    color: #ef4444 !important;
}

.tool-modal-content .alert-warning {
    background: rgba(245, 158, 11, 0.1) !important;
    border-color: rgba(245, 158, 11, 0.3) !important;
    color: #f59e0b !important;
}

.tool-modal-content .alert-info {
    background: rgba(14, 165, 233, 0.1) !important;
    border-color: rgba(14, 165, 233, 0.3) !important;
    color: var(--primary-500) !important;
}

/* File list and grid layouts */
.tool-modal-content .file-list,
.tool-modal-content .thumbnail-grid,
.tool-modal-content .file-items {
    display: block !important;
    visibility: visible !important;
    background: var(--bg-primary) !important;
    border: 1px solid var(--border-secondary) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-4) !important;
    margin: var(--space-4) 0 !important;
}

.tool-modal-content .thumbnail-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)) !important;
    gap: var(--space-4) !important;
}

/* File items and thumbnails */
.tool-modal-content .file-item,
.tool-modal-content .thumbnail-card {
    display: flex !important;
    visibility: visible !important;
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border-secondary) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-3) !important;
    margin-bottom: var(--space-3) !important;
    align-items: center !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
}

.tool-modal-content .file-item:hover,
.tool-modal-content .thumbnail-card:hover {
    border-color: var(--primary-500) !important;
    background: var(--bg-tertiary) !important;
}

.tool-modal-content .thumbnail-card.selected {
    border-color: var(--primary-500) !important;
    background: rgba(14, 165, 233, 0.1) !important;
}

/* Processing and result areas */
.tool-modal-content .processing-info,
.tool-modal-content .processing-steps,
.tool-modal-content .result-area,
.tool-modal-content .result-card {
    display: block !important;
    visibility: visible !important;
    background: var(--bg-primary) !important;
    border: 1px solid var(--border-secondary) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-6) !important;
    margin: var(--space-4) 0 !important;
}

.tool-modal-content .result-card {
    text-align: center !important;
    background: var(--bg-secondary) !important;
}

/* Text and typography */
.tool-modal-content h1,
.tool-modal-content h2,
.tool-modal-content h3,
.tool-modal-content h4,
.tool-modal-content h5,
.tool-modal-content h6 {
    color: var(--primary-500) !important;
    margin-bottom: var(--space-4) !important;
}

.tool-modal-content p {
    color: var(--text-primary) !important;
    line-height: 1.6 !important;
    margin-bottom: var(--space-3) !important;
}

.tool-modal-content .text-muted {
    color: var(--text-secondary) !important;
}

.tool-modal-content .text-primary {
    color: var(--primary-500) !important;
}

.tool-modal-content .text-center {
    text-align: center !important;
}

/* Badges and labels */
.tool-modal-content .badge {
    display: inline-block !important;
    padding: 0.375rem 0.75rem !important;
    font-size: 0.875rem !important;
    font-weight: 600 !important;
    border-radius: var(--radius-full) !important;
    background: var(--primary-500) !important;
    color: white !important;
}

.tool-modal-content .badge.bg-primary {
    background: var(--primary-500) !important;
}

.tool-modal-content .badge.bg-success {
    background: #28a745 !important;
}

.tool-modal-content .badge.bg-secondary {
    background: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
}

/* Specific tool adaptations */
.tool-modal-content .summary-content,
.tool-modal-content .summary-area {
    background: var(--bg-primary) !important;
    border: 1px solid var(--border-secondary) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-6) !important;
    color: var(--text-primary) !important;
    line-height: 1.6 !important;
    white-space: pre-wrap !important;
}

.tool-modal-content .text-stats {
    display: flex !important;
    gap: var(--space-4) !important;
    background: var(--bg-primary) !important;
    border: 1px solid var(--border-secondary) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-4) !important;
    color: var(--primary-500) !important;
}

/* PDF preview and iframe */
.tool-modal-content .pdf-preview-container,
.tool-modal-content .pdf-preview {
    display: block !important;
    visibility: visible !important;
    margin: var(--space-4) 0 !important;
}

.tool-modal-content iframe {
    display: block !important;
    visibility: visible !important;
    width: 100% !important;
    height: 400px !important;
    border: 1px solid var(--border-secondary) !important;
    border-radius: var(--radius-lg) !important;
}

/* Metadata form layout */
.tool-modal-content .metadata-form {
    display: block !important;
    visibility: visible !important;
}

.tool-modal-content .row.g-3 {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: var(--space-4) !important;
}

.tool-modal-content .col-md-6 {
    flex: 1 !important;
    min-width: 250px !important;
}

.tool-modal-content .form-label {
    display: block !important;
    color: var(--primary-400) !important;
    font-weight: 600 !important;
    margin-bottom: var(--space-2) !important;
}

/* Mobile optimizations */
@media (max-width: 768px) {
    .tool-modal-content {
        padding: var(--space-4) !important;
    }
    
    .tool-modal-content .tool-container,
    .tool-modal-content .container {
        padding: var(--space-4) !important;
    }
    
    .tool-modal-content .upload-area {
        padding: var(--space-6) !important;
    }
    
    .tool-modal-content .text-stats {
        flex-direction: column !important;
        gap: var(--space-3) !important;
    }
    
    .tool-modal-content .thumbnail-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)) !important;
    }
    
    .tool-modal-content .row.g-3 {
        flex-direction: column !important;
    }
    
    .tool-modal-content button,
    .tool-modal-content .btn {
        width: 100% !important;
        justify-content: center !important;
        margin-bottom: var(--space-3) !important;
    }
}

/* Fix Bootstrap utility classes */
.tool-modal-content .d-none {
    display: none !important;
}

.tool-modal-content .d-block {
    display: block !important;
}

.tool-modal-content .d-flex {
    display: flex !important;
}

.tool-modal-content .justify-content-between {
    justify-content: space-between !important;
}

.tool-modal-content .justify-content-center {
    justify-content: center !important;
}

.tool-modal-content .align-items-center {
    align-items: center !important;
}

.tool-modal-content .text-center {
    text-align: center !important;
}

.tool-modal-content .mb-0 { margin-bottom: 0 !important; }
.tool-modal-content .mb-1 { margin-bottom: var(--space-1) !important; }
.tool-modal-content .mb-2 { margin-bottom: var(--space-2) !important; }
.tool-modal-content .mb-3 { margin-bottom: var(--space-3) !important; }
.tool-modal-content .mb-4 { margin-bottom: var(--space-4) !important; }
.tool-modal-content .mt-2 { margin-top: var(--space-2) !important; }
.tool-modal-content .mt-3 { margin-top: var(--space-3) !important; }
.tool-modal-content .mt-4 { margin-top: var(--space-4) !important; }
.tool-modal-content .me-2 { margin-right: var(--space-2) !important; }
.tool-modal-content .me-3 { margin-right: var(--space-3) !important; }
.tool-modal-content .ms-2 { margin-left: var(--space-2) !important; }

/* ===================================
   UNIFIED TOOL STYLES
   =================================== */

.tool-container {
    background: var(--bg-tertiary);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-lg);
}

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

.tool-title {
    color: var(--primary-500);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--space-4);
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tool-description {
    color: var(--text-secondary);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Upload Area Styles */
.upload-area {
    border: 2px dashed var(--primary-400);
    border-radius: var(--radius-xl);
    padding: var(--space-12);
    text-align: center;
    background: var(--bg-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: var(--space-6);
    position: relative;
    overflow: hidden;
}

.upload-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(14, 165, 233, 0.1), transparent);
    transition: left 0.6s ease;
}

.upload-area:hover::before {
    left: 100%;
}

.upload-area:hover {
    border-color: var(--primary-500);
    background: var(--bg-secondary);
    box-shadow: 0 0 20px rgba(14, 165, 233, 0.2);
    transform: translateY(-2px);
}

.upload-area.drag-over {
    border-color: var(--primary-500);
    background: var(--bg-secondary);
    box-shadow: 0 0 25px rgba(14, 165, 233, 0.3);
    transform: scale(1.02);
}

.upload-icon {
    font-size: 3rem;
    color: var(--primary-500);
    margin-bottom: var(--space-4);
    display: block;
}

.upload-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.upload-subtitle {
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

/* Form Styles for Tools */
.tool-form-group {
    margin-bottom: var(--space-6);
}

.tool-label {
    display: block;
    color: var(--primary-400);
    font-weight: 600;
    margin-bottom: var(--space-2);
    font-size: 0.95rem;
}

.tool-input,
.tool-select,
.tool-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--bg-primary);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.2s ease;
}

.tool-input:focus,
.tool-select:focus,
.tool-textarea:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
    background: var(--bg-secondary);
}

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

/* Button Styles for Tools */
.tool-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.tool-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.tool-btn:hover::before {
    left: 100%;
}

.tool-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.4);
}

.tool-btn:active {
    transform: translateY(0);
}

.tool-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

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

.tool-btn-secondary:hover {
    background: var(--bg-quaternary);
    border-color: var(--border-primary);
}

.tool-btn-danger {
    background: linear-gradient(135deg, #dc3545, #c82333);
}

.tool-btn-danger:hover {
    box-shadow: 0 8px 25px rgba(220, 53, 69, 0.4);
}

/* Card Styles for Tools */
    .tool-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
    transition: all 0.3s ease;
}

.tool-card:hover {
    border-color: var(--border-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.tool-card-header {
    margin-bottom: var(--space-4);
}

.tool-card-title {
    color: var(--primary-500);
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

/* Progress Styles */
.tool-progress {
    width: 100%;
    height: 8px;
    background: var(--bg-primary);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin: var(--space-4) 0;
}

.tool-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-500), var(--primary-400));
    border-radius: var(--radius-full);
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tool-progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progress-shine 2s infinite;
}

@keyframes progress-shine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Alert Styles for Tools */
.tool-alert {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    border: 1px solid;
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.tool-alert-success {
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.3);
    color: #22c55e;
}

.tool-alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.tool-alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.3);
    color: #f59e0b;
}

.tool-alert-info {
    background: rgba(14, 165, 233, 0.1);
    border-color: rgba(14, 165, 233, 0.3);
    color: var(--primary-500);
}

/* File Info Display */
.file-info {
    background: var(--bg-primary);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    margin: var(--space-4) 0;
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.file-icon {
    font-size: 2rem;
    color: var(--primary-500);
}

.file-details h6 {
    color: var(--text-primary);
    margin: 0 0 var(--space-1) 0;
    font-weight: 600;
}

.file-details small {
    color: var(--text-secondary);
}

/* Processing Steps */
.processing-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-4);
    margin: var(--space-6) 0;
    padding: var(--space-6);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-secondary);
}

.processing-step {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--text-tertiary);
    transition: all 0.3s ease;
}

.processing-step.active {
    color: var(--primary-500);
    animation: pulse-glow 2s ease-in-out infinite alternate;
}

.processing-step.completed {
    color: var(--success-500);
}

.processing-step i {
    font-size: 1.25rem;
}

/* Result Display */
.tool-result {
    background: var(--bg-primary);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    margin-top: var(--space-8);
    border-left: 4px solid var(--primary-500);
}

.tool-result-header {
    margin-bottom: var(--space-6);
}

.tool-result-title {
    color: var(--primary-500);
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
}

.tool-result-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-top: var(--space-4);
    border: 1px solid var(--border-secondary);
    line-height: 1.6;
    white-space: pre-wrap;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .tool-modal {
        padding: 0.5rem;
    }
    
    .tool-modal-container {
        max-height: 95vh;
        border-radius: var(--radius-xl);
    }
    
    .tool-modal-header {
        padding: var(--space-4);
    }
    
    .tool-modal-content {
        padding: var(--space-4);
    }
    
    .tool-container {
        padding: var(--space-4);
    }
    
    .upload-area {
        padding: var(--space-8);
    }
    
    .processing-steps {
        grid-template-columns: 1fr;
        padding: var(--space-4);
    }
    
    .tool-btn {
        width: 100%;
        justify-content: center;
    }
} 

/* Animation enhancements for modal tools */
.tool-modal-content .upload-area.file-dropped {
    border-color: var(--success-500) !important;
    background: rgba(34, 197, 94, 0.1) !important;
    animation: file-drop-success 0.6s ease-out !important;
}

@keyframes file-drop-success {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); border-color: var(--success-500); }
    100% { transform: scale(1); }
}

/* Button ripple effect */
.tool-modal-content .ripple {
    position: absolute !important;
    border-radius: 50% !important;
    background: rgba(255, 255, 255, 0.3) !important;
    transform: scale(0) !important;
    animation: ripple-animation 0.6s linear !important;
    pointer-events: none !important;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Progress bar completion animation */
.tool-modal-content .progress-bar.complete {
    background: linear-gradient(90deg, var(--success-500), var(--success-400)) !important;
    animation: progress-complete 0.5s ease-out !important;
}

@keyframes progress-complete {
    0% { transform: scaleX(1) scaleY(1); }
    50% { transform: scaleX(1) scaleY(1.5); }
    100% { transform: scaleX(1) scaleY(1); }
}

/* Form validation states */
.tool-modal-content input.valid,
.tool-modal-content select.valid,
.tool-modal-content textarea.valid {
    border-color: var(--success-500) !important;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1) !important;
}

.tool-modal-content input.invalid,
.tool-modal-content select.invalid,
.tool-modal-content textarea.invalid {
    border-color: var(--error-500) !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

/* AI processing animation */
.tool-modal-content .ai-processing {
    position: relative !important;
    overflow: hidden !important;
}

.tool-modal-content .ai-processing::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: -100% !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 107, 0.1), rgba(78, 205, 196, 0.1), transparent) !important;
    animation: ai-shimmer 2s infinite !important;
}

@keyframes ai-shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Tool loading enhancement */
.tool-loading {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    min-height: 200px !important;
    color: var(--text-secondary) !important;
}

.loading-spinner {
    width: 40px !important;
    height: 40px !important;
    border: 3px solid var(--border-primary) !important;
    border-top: 3px solid var(--primary-500) !important;
    border-radius: 50% !important;
    animation: spin 1s linear infinite !important;
    margin-bottom: var(--space-4) !important;
}

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

/* Enhanced category badges */
.tool-modal-content .badge {
    position: relative !important;
    overflow: hidden !important;
}

.tool-modal-content .badge::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: -100% !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent) !important;
    transition: left 0.6s ease !important;
}

.tool-modal-content .badge:hover::before {
    left: 100% !important;
}

/* Error message styling */
.tool-modal-content .error-details {
    background: rgba(239, 68, 68, 0.1) !important;
    border: 1px solid rgba(239, 68, 68, 0.3) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-3) !important;
    margin: var(--space-3) 0 !important;
    font-family: 'Courier New', monospace !important;
    font-size: 0.9rem !important;
}

.tool-modal-content .error-actions {
    display: flex !important;
    gap: var(--space-3) !important;
    justify-content: center !important;
    flex-wrap: wrap !important;
}

/* Success states */
.tool-modal-content .alert-success,
.tool-modal-content .result-card {
    position: relative !important;
    overflow: hidden !important;
}

.tool-modal-content .alert-success::before,
.tool-modal-content .result-card::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: -100% !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(90deg, transparent, rgba(34, 197, 94, 0.1), transparent) !important;
    animation: success-shimmer 3s ease-in-out !important;
}

@keyframes success-shimmer {
    0% { left: -100%; }
    50% { left: 100%; }
    100% { left: 100%; }
}

/* Tool content fade-in */
.tool-modal-content .tool-content-wrapper {
    animation: content-fade-in 0.5s ease-out !important;
}

@keyframes content-fade-in {
    0% { 
        opacity: 0;
        transform: translateY(20px);
    }
    100% { 
        opacity: 1;
        transform: translateY(0);
    }
}

/* Enhanced transitions */
.tool-modal-content * {
    transition: all 0.3s ease !important;
}

.tool-modal-content button,
.tool-modal-content .btn {
    transition: all 0.2s ease-out !important;
}

.tool-modal-content input,
.tool-modal-content select,
.tool-modal-content textarea {
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease !important;
}

/* Responsive enhancements */
@media (max-width: 480px) {
    .tool-modal-content .error-actions {
        flex-direction: column !important;
    }
    
    .tool-modal-content .error-actions button {
        width: 100% !important;
    }
    
    .tool-modal-content .d-flex.justify-content-between {
        flex-direction: column !important;
        gap: var(--space-3) !important;
    }
}

/* Complete Bootstrap utility class overrides for tools */
.tool-modal-content .row {
    display: flex !important;
    flex-wrap: wrap !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
}

.tool-modal-content .col,
.tool-modal-content .col-1,
.tool-modal-content .col-2,
.tool-modal-content .col-3,
.tool-modal-content .col-4,
.tool-modal-content .col-5,
.tool-modal-content .col-6,
.tool-modal-content .col-7,
.tool-modal-content .col-8,
.tool-modal-content .col-9,
.tool-modal-content .col-10,
.tool-modal-content .col-11,
.tool-modal-content .col-12,
.tool-modal-content .col-md-1,
.tool-modal-content .col-md-2,
.tool-modal-content .col-md-3,
.tool-modal-content .col-md-4,
.tool-modal-content .col-md-5,
.tool-modal-content .col-md-6,
.tool-modal-content .col-md-7,
.tool-modal-content .col-md-8,
.tool-modal-content .col-md-9,
.tool-modal-content .col-md-10,
.tool-modal-content .col-md-11,
.tool-modal-content .col-md-12 {
    flex: 1 !important;
    padding-left: var(--space-2) !important;
    padding-right: var(--space-2) !important;
    min-width: 0 !important;
}

/* Spacing utilities */
.tool-modal-content .p-0 { padding: 0 !important; }
.tool-modal-content .p-1 { padding: var(--space-1) !important; }
.tool-modal-content .p-2 { padding: var(--space-2) !important; }
.tool-modal-content .p-3 { padding: var(--space-3) !important; }
.tool-modal-content .p-4 { padding: var(--space-4) !important; }
.tool-modal-content .p-5 { padding: var(--space-6) !important; }

.tool-modal-content .m-0 { margin: 0 !important; }
.tool-modal-content .m-1 { margin: var(--space-1) !important; }
.tool-modal-content .m-2 { margin: var(--space-2) !important; }
.tool-modal-content .m-3 { margin: var(--space-3) !important; }
.tool-modal-content .m-4 { margin: var(--space-4) !important; }
.tool-modal-content .m-5 { margin: var(--space-6) !important; }

.tool-modal-content .mx-auto { margin-left: auto !important; margin-right: auto !important; }
.tool-modal-content .my-auto { margin-top: auto !important; margin-bottom: auto !important; }

/* Display utilities */
.tool-modal-content .d-grid { display: grid !important; }
.tool-modal-content .d-inline { display: inline !important; }
.tool-modal-content .d-inline-block { display: inline-block !important; }

/* Flex utilities */
.tool-modal-content .flex-row { flex-direction: row !important; }
.tool-modal-content .flex-column { flex-direction: column !important; }
.tool-modal-content .flex-wrap { flex-wrap: wrap !important; }
.tool-modal-content .flex-nowrap { flex-wrap: nowrap !important; }
.tool-modal-content .flex-fill { flex: 1 1 auto !important; }

.tool-modal-content .justify-content-start { justify-content: flex-start !important; }
.tool-modal-content .justify-content-end { justify-content: flex-end !important; }
.tool-modal-content .justify-content-around { justify-content: space-around !important; }
.tool-modal-content .justify-content-evenly { justify-content: space-evenly !important; }

.tool-modal-content .align-items-start { align-items: flex-start !important; }
.tool-modal-content .align-items-end { align-items: flex-end !important; }
.tool-modal-content .align-items-baseline { align-items: baseline !important; }
.tool-modal-content .align-items-stretch { align-items: stretch !important; }

/* Position utilities */
.tool-modal-content .position-relative { position: relative !important; }
.tool-modal-content .position-absolute { position: absolute !important; }
.tool-modal-content .position-fixed { position: fixed !important; }
.tool-modal-content .position-sticky { position: sticky !important; }

/* Width and height utilities */
.tool-modal-content .w-25 { width: 25% !important; }
.tool-modal-content .w-50 { width: 50% !important; }
.tool-modal-content .w-75 { width: 75% !important; }
.tool-modal-content .w-100 { width: 100% !important; }
.tool-modal-content .w-auto { width: auto !important; }

.tool-modal-content .h-25 { height: 25% !important; }
.tool-modal-content .h-50 { height: 50% !important; }
.tool-modal-content .h-75 { height: 75% !important; }
.tool-modal-content .h-100 { height: 100% !important; }
.tool-modal-content .h-auto { height: auto !important; }

/* Border utilities */
.tool-modal-content .border { border: 1px solid var(--border-secondary) !important; }
.tool-modal-content .border-0 { border: 0 !important; }
.tool-modal-content .border-top { border-top: 1px solid var(--border-secondary) !important; }
.tool-modal-content .border-bottom { border-bottom: 1px solid var(--border-secondary) !important; }
.tool-modal-content .border-start { border-left: 1px solid var(--border-secondary) !important; }
.tool-modal-content .border-end { border-right: 1px solid var(--border-secondary) !important; }

/* Rounded corners */
.tool-modal-content .rounded { border-radius: var(--radius-lg) !important; }
.tool-modal-content .rounded-0 { border-radius: 0 !important; }
.tool-modal-content .rounded-1 { border-radius: var(--radius-sm) !important; }
.tool-modal-content .rounded-2 { border-radius: var(--radius-md) !important; }
.tool-modal-content .rounded-3 { border-radius: var(--radius-lg) !important; }
.tool-modal-content .rounded-circle { border-radius: 50% !important; }
.tool-modal-content .rounded-pill { border-radius: var(--radius-full) !important; }

/* Shadow utilities */
.tool-modal-content .shadow-none { box-shadow: none !important; }
.tool-modal-content .shadow-sm { box-shadow: var(--shadow-sm) !important; }
.tool-modal-content .shadow { box-shadow: var(--shadow-md) !important; }
.tool-modal-content .shadow-lg { box-shadow: var(--shadow-lg) !important; }

/* Text utilities */
.tool-modal-content .text-start { text-align: left !important; }
.tool-modal-content .text-end { text-align: right !important; }
.tool-modal-content .text-wrap { white-space: normal !important; }
.tool-modal-content .text-nowrap { white-space: nowrap !important; }
.tool-modal-content .text-break { word-wrap: break-word !important; word-break: break-word !important; }

.tool-modal-content .text-lowercase { text-transform: lowercase !important; }
.tool-modal-content .text-uppercase { text-transform: uppercase !important; }
.tool-modal-content .text-capitalize { text-transform: capitalize !important; }

.tool-modal-content .fw-light { font-weight: 300 !important; }
.tool-modal-content .fw-normal { font-weight: 400 !important; }
.tool-modal-content .fw-bold { font-weight: 700 !important; }
.tool-modal-content .fw-bolder { font-weight: 900 !important; }

.tool-modal-content .fst-italic { font-style: italic !important; }
.tool-modal-content .fst-normal { font-style: normal !important; }

/* Enhanced tool-specific styling */
.tool-modal-content .upload-icon {
    font-size: 3rem !important;
    color: var(--primary-500) !important;
    margin-bottom: var(--space-4) !important;
    display: block !important;
    animation: float 3s ease-in-out infinite !important;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.tool-modal-content .upload-title {
    font-size: 1.5rem !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    margin-bottom: var(--space-3) !important;
}

.tool-modal-content .upload-subtitle {
    color: var(--text-secondary) !important;
    margin-bottom: var(--space-6) !important;
}

/* Advanced form styling */
.tool-modal-content .form-check {
    display: flex !important;
    align-items: center !important;
    gap: var(--space-2) !important;
    margin-bottom: var(--space-3) !important;
}

.tool-modal-content .form-check-input {
    width: 20px !important;
    height: 20px !important;
    border: 2px solid var(--border-secondary) !important;
    border-radius: var(--radius-sm) !important;
    background: var(--bg-primary) !important;
    cursor: pointer !important;
}

.tool-modal-content .form-check-input:checked {
    background: var(--primary-500) !important;
    border-color: var(--primary-500) !important;
}

.tool-modal-content .form-check-label {
    color: var(--text-primary) !important;
    cursor: pointer !important;
    font-weight: 500 !important;
}

/* Tool result enhancements */
.tool-modal-content .result-actions {
    display: flex !important;
    gap: var(--space-3) !important;
    justify-content: center !important;
    flex-wrap: wrap !important;
    margin-top: var(--space-6) !important;
}

.tool-modal-content .document-preview {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: var(--space-4) !important;
    background: var(--bg-primary) !important;
    border: 1px solid var(--border-secondary) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-6) !important;
    margin: var(--space-4) 0 !important;
    transition: all 0.3s ease !important;
}

.tool-modal-content .document-preview:hover {
    border-color: var(--primary-400) !important;
    background: var(--bg-secondary) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.2) !important;
}

.tool-modal-content .document-info {
    text-align: center !important;
}

.tool-modal-content .document-info h5 {
    color: var(--primary-500) !important;
    margin-bottom: var(--space-2) !important;
    font-weight: 600 !important;
}

.tool-modal-content .document-info small {
    color: var(--text-secondary) !important;
    font-size: 0.875rem !important;
}

/* Loading states for different tool types */
.tool-modal-content .ai-loading {
    background: linear-gradient(45deg, rgba(255, 107, 107, 0.1), rgba(78, 205, 196, 0.1)) !important;
    animation: ai-pulse 2s ease-in-out infinite alternate !important;
}

@keyframes ai-pulse {
    0% { 
        box-shadow: 0 0 20px rgba(255, 107, 107, 0.3);
        border-color: rgba(255, 107, 107, 0.5);
    }
    100% { 
        box-shadow: 0 0 20px rgba(78, 205, 196, 0.3);
        border-color: rgba(78, 205, 196, 0.5);
    }
}

.tool-modal-content .server-loading {
    background: rgba(40, 167, 69, 0.1) !important;
    border: 2px solid rgba(40, 167, 69, 0.3) !important;
    animation: server-pulse 1.5s ease-in-out infinite alternate !important;
}

@keyframes server-pulse {
    0% { border-color: rgba(40, 167, 69, 0.3); }
    100% { border-color: rgba(40, 167, 69, 0.7); }
}

/* Enhanced drag and drop states */
.tool-modal-content .drag-over-enhanced {
    border: 3px dashed var(--primary-500) !important;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.1), rgba(14, 165, 233, 0.2)) !important;
    transform: scale(1.02) !important;
    box-shadow: 0 0 30px rgba(14, 165, 233, 0.4) !important;
}

.tool-modal-content .file-dropped-enhanced {
    border: 3px solid var(--success-500) !important;
    background: rgba(34, 197, 94, 0.1) !important;
    animation: drop-success 0.8s ease-out !important;
}

@keyframes drop-success {
    0% { 
        transform: scale(1.05);
        box-shadow: 0 0 25px rgba(34, 197, 94, 0.5);
    }
    50% { 
        transform: scale(1.02);
        box-shadow: 0 0 35px rgba(34, 197, 94, 0.7);
    }
    100% { 
        transform: scale(1);
        box-shadow: 0 0 15px rgba(34, 197, 94, 0.3);
    }
}

/* Tool navigation and controls */
.tool-modal-content .tool-controls {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    flex-wrap: wrap !important;
    gap: var(--space-3) !important;
    background: var(--bg-primary) !important;
    border: 1px solid var(--border-secondary) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-4) !important;
    margin: var(--space-4) 0 !important;
}

.tool-modal-content .tool-control-group {
    display: flex !important;
    gap: var(--space-2) !important;
    align-items: center !important;
}

/* Final responsive enhancements */
@media (max-width: 576px) {
    .tool-modal-content .result-actions {
        flex-direction: column !important;
    }
    
    .tool-modal-content .result-actions button {
        width: 100% !important;
    }
    
    .tool-modal-content .tool-controls {
        flex-direction: column !important;
        text-align: center !important;
    }
    
    .tool-modal-content .document-preview {
        flex-direction: column !important;
        text-align: center !important;
    }
    
    .tool-modal-content .col-6 {
        flex: 0 0 100% !important;
        max-width: 100% !important;
    }
}

/* Print styles for tools */
@media print {
    .tool-modal,
    .tool-modal-backdrop {
        display: none !important;
    }
}