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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: 0.5em;
    line-height: 1.2;
    font-weight: 700;
    color: var(--text-primary);
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.025em;
}

h2 {
    font-size: 2rem;
    letter-spacing: -0.025em;
}

h3 {
    font-size: 1.5rem;
    letter-spacing: -0.025em;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-top: 0;
    margin-bottom: 1rem;
    line-height: 1.6;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

.text-sm {
    font-size: 0.875rem;
}

.text-lg {
    font-size: 1.125rem;
}

.text-xl {
    font-size: 1.25rem;
}

.text-2xl {
    font-size: 1.5rem;
}

.font-light {
    font-weight: 300;
}

.font-normal {
    font-weight: 400;
}

.font-medium {
    font-weight: 500;
}

.font-semibold {
    font-weight: 600;
}

.font-bold {
    font-weight: 700;
}

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

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

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

.text-brand {
    color: var(--primary-color);
}

.text-accent {
    color: var(--accent-color);
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

:root {
    /* Modern Professional Color Scheme */
    --primary-color: #4361ee;
    --primary-light: #6c8aff;
    --primary-dark: #2541b2;
    --primary-gradient: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
    
    --secondary-color: #4cc9f0;
    --secondary-light: #72deff;
    --secondary-dark: #0096c7;
    
    --accent-color: #f72585;
    --accent-light: #ff5da8;
    --accent-dark: #b5179e;
    
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Neutral Colors */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-card: #ffffff;
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-on-primary: #ffffff;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 10px 25px -5px rgba(67, 97, 238, 0.15), 0 8px 10px -6px rgba(67, 97, 238, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    position: relative;
}

/* Subtle background pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(var(--gray-200) 1px, transparent 1px),
        radial-gradient(var(--gray-200) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: 0 0, 20px 20px;
    opacity: 0.3;
    z-index: -1;
    pointer-events: none;
}

/* Scroll animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

/* Loading States */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    animation: shimmer 1.5s infinite;
}

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

.skeleton {
    background: var(--gray-200);
    border-radius: var(--radius-md);
    animation: skeleton-pulse 1.5s ease-in-out infinite alternate;
}

@keyframes skeleton-pulse {
    0% {
        opacity: 1;
    }
    100% {
        opacity: 0.4;
    }
}

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

.skeleton-text:last-child {
    width: 60%;
}

.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

/* Enhanced Focus States */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Improved Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: var(--radius-xl);
}

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

/* Selection */
::selection {
    background: var(--primary-color-alpha);
    color: var(--primary-color);
}

/* Utility Classes */
/* Text Utilities */
.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text-break {
    word-wrap: break-word;
    word-break: break-word;
}

/* Visual Effects */
.glass-effect {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-sm);
}

.glass-effect-dark {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-sm);
}

/* Hover Effects */
.hover-lift {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.hover-scale {
    transition: transform var(--transition-normal);
}

.hover-scale:hover {
    transform: scale(1.05);
}

.hover-opacity {
    transition: opacity var(--transition-normal);
}

.hover-opacity:hover {
    opacity: 0.8;
}

/* Layout Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-sm {
    gap: var(--space-sm);
}

.gap-md {
    gap: var(--space-md);
}

.gap-lg {
    gap: var(--space-lg);
}

.gap-xl {
    gap: var(--space-xl);
}

/* Spacing Utilities */
.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mr-0 { margin-right: 0; }
.mb-0 { margin-bottom: 0; }
.ml-0 { margin-left: 0; }

.m-sm { margin: var(--space-sm); }
.mt-sm { margin-top: var(--space-sm); }
.mr-sm { margin-right: var(--space-sm); }
.mb-sm { margin-bottom: var(--space-sm); }
.ml-sm { margin-left: var(--space-sm); }

.m-md { margin: var(--space-md); }
.mt-md { margin-top: var(--space-md); }
.mr-md { margin-right: var(--space-md); }
.mb-md { margin-bottom: var(--space-md); }
.ml-md { margin-left: var(--space-md); }

.m-lg { margin: var(--space-lg); }
.mt-lg { margin-top: var(--space-lg); }
.mr-lg { margin-right: var(--space-lg); }
.mb-lg { margin-bottom: var(--space-lg); }
.ml-lg { margin-left: var(--space-lg); }

.m-xl { margin: var(--space-xl); }
.mt-xl { margin-top: var(--space-xl); }
.mr-xl { margin-right: var(--space-xl); }
.mb-xl { margin-bottom: var(--space-xl); }
.ml-xl { margin-left: var(--space-xl); }

.p-0 { padding: 0; }
.pt-0 { padding-top: 0; }
.pr-0 { padding-right: 0; }
.pb-0 { padding-bottom: 0; }
.pl-0 { padding-left: 0; }

.p-sm { padding: var(--space-sm); }
.pt-sm { padding-top: var(--space-sm); }
.pr-sm { padding-right: var(--space-sm); }
.pb-sm { padding-bottom: var(--space-sm); }
.pl-sm { padding-left: var(--space-sm); }

.p-md { padding: var(--space-md); }
.pt-md { padding-top: var(--space-md); }
.pr-md { padding-right: var(--space-md); }
.pb-md { padding-bottom: var(--space-md); }
.pl-md { padding-left: var(--space-md); }

.p-lg { padding: var(--space-lg); }
.pt-lg { padding-top: var(--space-lg); }
.pr-lg { padding-right: var(--space-lg); }
.pb-lg { padding-bottom: var(--space-lg); }
.pl-lg { padding-left: var(--space-lg); }

.p-xl { padding: var(--space-xl); }
.pt-xl { padding-top: var(--space-xl); }
.pr-xl { padding-right: var(--space-xl); }
.pb-xl { padding-bottom: var(--space-xl); }
.pl-xl { padding-left: var(--space-xl); }

/* Display Utilities */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.hidden { display: none; }

/* Width/Height Utilities */
.w-full { width: 100%; }
.h-full { height: 100%; }
.w-auto { width: auto; }
.h-auto { height: auto; }

/* Border Utilities */
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Shadow Utilities */
.shadow-none { box-shadow: none; }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* Position Utilities */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* Z-index Utilities */
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }
.z-auto { z-index: auto; }

/* Overflow Utilities */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-scroll { overflow: scroll; }
.overflow-visible { overflow: visible; }
.overflow-x-hidden { overflow-x: hidden; }
.overflow-y-hidden { overflow-y: hidden; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    color: var(--text-primary);
    padding: var(--space-md) 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4rem;
}

.nav-brand-link {
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-fast);
    display: flex;
    align-items: center;
}

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

.nav-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
}

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

.nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
}

.nav-auth {
    display: flex;
    gap: var(--space-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition-normal);
    border-radius: var(--radius-full);
}

/* Dropdown */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    background-color: white;
    min-width: 200px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    border-radius: 8px;
    z-index: 1;
    overflow: hidden;
}

.dropdown-content a {
    color: #333;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    transition: background-color 0.3s ease;
    cursor: pointer;
}

.dropdown-content a:hover {
    background-color: #f1f1f1;
}

.dropdown:hover .dropdown-content {
    display: block;
}

/* Buttons */
.btn {
    padding: var(--space-sm) var(--space-lg);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    transition: all var(--transition-normal);
    font-size: 0.875rem;
    line-height: 1.25rem;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    letter-spacing: 0.01em;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.3);
}

.btn-primary {
    background: var(--primary-color);
    color: var(--text-on-primary);
    border: none;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    box-shadow: none;
}

.btn-outline:hover {
    background: rgba(67, 97, 238, 0.05);
    border-color: var(--primary-dark);
    color: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-outline:active {
    transform: translateY(0);
    background: rgba(67, 97, 238, 0.1);
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-on-primary);
}

.btn-secondary:hover {
    background: var(--secondary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-user {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--gray-200);
    box-shadow: none;
}

.btn-user:hover {
    background: var(--bg-tertiary);
    border-color: var(--gray-300);
}

.btn-large {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-tab {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--gray-200);
    margin-right: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
}

.btn-tab.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.btn-tab:hover:not(.active) {
    background: var(--bg-tertiary);
    border-color: var(--gray-300);
}

.btn-google {
    background: #4285f4;
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-google:hover {
    background: #357ae8;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-google:active {
    transform: translateY(0);
    background: #2b68c5;
}

.btn-google i {
    font-size: 1.1rem;
}

.divider {
    text-align: center;
    margin: 1rem 0;
    position: relative;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e0e0e0;
}

.divider span {
    background: var(--bg-primary);
    padding: 0 1rem;
    color: #666;
    font-size: 0.9rem;
}

/* Main Content */
main {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

.page {
    display: none;
    padding: 2rem 0;
}

.page.active {
    display: block;
}

/* Hero Section */
.hero {
    background: transparent;
    color: var(--text-primary);
    padding: 140px 0 100px;
    position: relative;
    min-height: 80vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--space-xl);
    padding-right: var(--space-xl);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.05) 0%, rgba(76, 201, 240, 0.05) 100%);
    border-radius: 0 0 0 100%;
    z-index: -1;
}

.hero-content {
    max-width: 600px;
    text-align: left;
    width: 100%;
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: var(--space-lg);
    line-height: 1.1;
    color: var(--text-primary);
    position: relative;
}

.hero-title span {
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.hero-title span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--primary-gradient);
    opacity: 0.3;
    z-index: -1;
    border-radius: var(--radius-sm);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 1.5vw, 1.25rem);
    margin-bottom: var(--space-2xl);
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    min-width: 300px;
    box-shadow: var(--shadow-lg);
    animation: fadeIn 1s ease-out 0.3s both;
    position: relative;
    overflow: hidden;
}

.hero-stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
}

.stat {
    text-align: center;
    padding: var(--space-md);
    position: relative;
}

.stat:first-child::after {
    content: '';
    position: absolute;
    top: 20%;
    right: 0;
    height: 60%;
    width: 1px;
    background: var(--gray-200);
}

.stat h3 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--space-sm);
    color: var(--primary-color);
}

.stat p {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Featured Section */
.featured-section {
    padding: var(--space-3xl) 0;
    background: var(--bg-primary);
    position: relative;
}

.featured-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(var(--gray-100) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
    z-index: 0;
    pointer-events: none;
}

.section-title {
    text-align: center;
    position: relative;
    margin-bottom: var(--space-3xl);
    z-index: 1;
}

.section-title h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
}

.section-title p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.featured-section h2 {
    text-align: center;
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: var(--space-2xl);
    color: var(--text-primary);
}

/* Packs Grid */
.packs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.pack-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 1px solid var(--gray-200);
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.pack-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--gray-300);
}

.pack-card:hover .pack-image img {
    transform: scale(1.05);
}

.pack-image {
    width: 100%;
    height: 200px;
    background: var(--gray-100);
    position: relative;
    overflow: hidden;
}

.pack-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.pack-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 70%, rgba(0, 0, 0, 0.05) 100%);
    pointer-events: none;
}

.pack-content {
    padding: var(--space-lg);
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.pack-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
    line-height: 1.3;
}

.pack-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.6;
    font-size: 0.95rem;
    flex: 1;
}

.pack-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.pack-category {
    background: var(--primary-color);
    color: white;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pack-price {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.125rem;
}

.pack-stats {
    display: flex;
    gap: var(--space-lg);
    font-size: 0.875rem;
    color: var(--text-tertiary);
    padding-top: var(--space-md);
    border-top: 1px solid var(--gray-200);
}

.pack-stats i {
    color: var(--primary-color);
    margin-right: var(--space-xs);
}

/* Page Header */
.page-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    padding: var(--space-3xl) 0 var(--space-2xl);
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.03) 0%, rgba(76, 201, 240, 0.03) 100%);
    z-index: -1;
}

.page-header h1 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
    position: relative;
    display: inline-block;
}

.page-header h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
}

.page-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 1.5rem auto 0;
    line-height: 1.6;
}

.filters {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
    align-items: end;
    background: var(--bg-primary);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    min-width: 140px;
}

.filter-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.filter-group select,
.filter-group input {
    padding: var(--space-md);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.filter-group select:focus,
.filter-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-color-alpha);
    transform: translateY(-1px);
}

.search-box {
    position: relative;
}

.search-box input {
    padding: 0.75rem 2.5rem 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    width: 250px;
}

.search-box i {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
}

select {
    padding: 0.75rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    background: white;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-normal);
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

.form-group input:hover,
.form-group textarea:hover,
.form-group select:hover {
    border-color: var(--gray-400);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

.form-group small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-tertiary);
    font-size: 0.8rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--bg-card);
    margin: 5% auto;
    padding: 0;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease;
    overflow: hidden;
}

.modal-large {
    max-width: 800px;
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-secondary);
}

.modal-header h2 {
    margin: 0;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.25rem;
}

.close {
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-tertiary);
    transition: color var(--transition-normal);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
}

.close:hover {
    color: var(--text-primary);
    background-color: var(--gray-200);
}

.modal form {
    padding: 1.5rem;
}

.modal-footer {
    text-align: center;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--gray-200);
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.modal-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.modal-footer a:hover {
    text-decoration: underline;
}

.pack-modal-body {
    padding: 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.pack-images {
    display: grid;
    gap: 1rem;
}

.pack-images img {
    width: 100%;
    border-radius: 8px;
}

.pack-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.pack-tag {
    background: #f1f5f9;
    color: #475569;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* Admin Dashboard */
.admin-header {
    margin-bottom: 2rem;
}

.admin-nav {
    margin-top: 1rem;
}

.admin-tab {
    display: none;
}

.admin-tab.active {
    display: block;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.stat-card h3,
.stat-card h4 {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
}

.stat-card p {
    color: #666;
    font-weight: 500;
}

.stat-card i {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    color: #667eea;
    opacity: 0.3;
}

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

.chart-container {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.chart-container h3 {
    margin-bottom: 1rem;
    color: #333;
}

/* Tables */
.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.table-container {
    background: var(--bg-primary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

th {
    background: #f8fafc;
    font-weight: 600;
    color: #333;
}

tr:hover {
    background: #f8fafc;
}

/* Profile */
.profile-container {
    max-width: 800px;
    margin: 0 auto;
}

.profile-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.profile-info,
.profile-stats {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.stats-grid {
    display: grid;
    gap: 1rem;
}

/* Downloads List */
.downloads-list {
    display: grid;
    gap: 1rem;
}

.download-item {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.download-info h4 {
    margin-bottom: 0.5rem;
    color: #333;
}

.download-info p {
    color: #666;
    font-size: 0.9rem;
}

/* Upload Form */
.upload-container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.pagination button {
    padding: 0.5rem 1rem;
    border: 2px solid #e2e8f0;
    background: white;
    color: #333;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pagination button:hover {
    border-color: #667eea;
    color: #667eea;
}

.pagination button.active {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

/* Loading */
.loading {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.8);
    z-index: 3000;
    justify-content: center;
    align-items: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 4000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 350px;
}

.toast {
    background: var(--bg-card);
    padding: 1rem 1.25rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    margin-bottom: 0.5rem;
    border-left: 4px solid var(--primary-color);
    animation: toastSlideIn 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.toast::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-color);
    animation: toastProgress 5s linear forwards;
}

@keyframes toastProgress {
    from { width: 100%; }
    to { width: 0%; }
}

.toast-icon {
    font-size: 1.25rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.toast-message {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

.toast-close {
    color: var(--text-tertiary);
    cursor: pointer;
    font-size: 1.25rem;
    line-height: 1;
    transition: color var(--transition-fast);
    flex-shrink: 0;
}

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

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

.toast.success .toast-icon,
.toast.success::before {
    color: var(--success-color);
    background: var(--success-color);
}

.toast.error {
    border-left-color: var(--error-color);
}

.toast.error .toast-icon,
.toast.error::before {
    color: var(--error-color);
    background: var(--error-color);
}

.toast.warning {
    border-left-color: var(--warning-color);
}

.toast.warning .toast-icon,
.toast.warning::before {
    color: var(--warning-color);
    background: var(--warning-color);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background: rgba(67, 97, 238, 0.1);
    color: var(--primary-color);
}

.badge-secondary {
    background: rgba(76, 201, 240, 0.1);
    color: var(--secondary-color);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.badge-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
}

.badge-accent {
    background: rgba(247, 37, 133, 0.1);
    color: var(--accent-color);
}

/* Tooltips */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltip-text {
    visibility: hidden;
    background-color: var(--gray-800);
    color: white;
    text-align: center;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    font-size: 0.875rem;
    white-space: nowrap;
    box-shadow: var(--shadow-lg);
    pointer-events: none;
}

.tooltip .tooltip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--gray-800) transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* Skeleton Loading */
.skeleton-loader {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-md);
}

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

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
    width: 100%;
}

.skeleton-text.short {
    width: 60%;
}

.skeleton-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.skeleton-image {
    width: 100%;
    height: 200px;
    border-radius: var(--radius-md);
}

/* Switch Toggle */
.switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--gray-300);
    transition: var(--transition-normal);
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition-normal);
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary-color);
}

input:focus + .slider {
    box-shadow: 0 0 1px var(--primary-color);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

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

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 1280px) {
    .container {
        max-width: 1100px;
        padding: 0 var(--space-xl);
    }
    
    .hero {
        gap: var(--space-2xl);
    }
}

@media (max-width: 1024px) {
    .container {
        max-width: 900px;
    }
    
    .packs-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--space-lg);
    }
    
    .hero {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }
    
    .dashboard-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .container {
        padding: 0 var(--space-lg);
    }
    
    .hero {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        padding: 120px var(--space-lg) 80px;
    }
    
    .hero-content {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .hero-stats {
        margin: 0 auto;
        max-width: 500px;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 var(--space-lg);
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--space-xl) var(--space-lg);
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--gray-200);
        z-index: 1000;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-link {
        padding: var(--space-md) 0;
        width: 100%;
        border-bottom: 1px solid var(--gray-200);
    }
    
    .nav-auth {
        margin-top: var(--space-lg);
        width: 100%;
        gap: var(--space-md);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: clamp(2rem, 6vw, 2.8rem);
        line-height: 1.3;
        text-align: center;
    }
    
    .hero-subtitle {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
        gap: var(--space-md);
    }
    
    .packs-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--space-lg);
    }
    
    .filters {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-md);
        padding: var(--space-lg);
    }
    
    .filter-group {
        min-width: auto;
    }
    
    .search-box input {
        width: 100%;
    }
    
    .page-header {
        padding: var(--space-2xl) var(--space-lg) var(--space-xl);
    }
    
    .featured-section {
        padding: var(--space-2xl) var(--space-lg);
    }
    
    .pack-content {
        padding: var(--space-lg);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .pack-modal-body {
        grid-template-columns: 1fr;
    }
    
    .dashboard-charts {
        grid-template-columns: 1fr;
    }
    
    .profile-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .modal-content {
        margin: 5% auto;
        width: 95%;
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .section-title h2,
    .page-header h1 {
        font-size: clamp(1.5rem, 5vw, 2rem);
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero {
        padding: 100px var(--space-md) 60px;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .packs-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .dashboard-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: var(--space-lg);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-sm);
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 7vw, 2rem);
    }
    
    .hero-subtitle {
        font-size: 1rem;
        max-width: 100%;
    }
    
    .stat h3 {
        font-size: 1.75rem;
    }
    
    .stat p {
        font-size: 0.75rem;
    }
    
    .btn {
        padding: var(--space-md) var(--space-lg);
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .modal-content {
        margin: 0;
        width: 100%;
        height: 100%;
        max-height: 100vh;
        border-radius: 0;
    }
    
    .section-title h2::after,
    .page-header h1::after {
        width: 40px;
    }
    
    .table-container {
        overflow-x: auto;
    }
    
    table {
        min-width: 600px;
    }
}

/* About Page Styles */
.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-section {
    background: var(--bg-primary);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.about-section h2 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.about-section p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.about-section ul {
    list-style: none;
    padding: 0;
}

.about-section li {
    color: #666;
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.about-section li:before {
    content: "✓";
    color: #667eea;
    font-weight: bold;
    position: absolute;
    left: 0;
}