/* Modern Academic Web Development Styles for Mardapps.org */

:root {
    /* Primary Color Palette - Green & Blue */
    --primary-green: #10B981;
    --primary-blue: #3B82F6;
    --dark-green: #059669;
    --dark-blue: #2563EB;
    --light-green: #D1FAE5;
    --light-blue: #DBEAFE;
    
    /* Gradient Combinations */
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-green) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--dark-blue) 0%, var(--dark-green) 100%);
    --gradient-light: linear-gradient(135deg, var(--light-blue) 0%, var(--light-green) 100%);
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 5rem 0;
    --card-padding: 2rem;
    
    /* 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 -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
}

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

*:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

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

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
@media (min-width: 768px) {
    .container {
        padding: 0 2rem;
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--gray-900);
}

.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    text-align: center;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    text-align: center;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Floating Background Elements */
.floating-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.floating-shape {
    position: absolute;
    opacity: 0.03;
    border-radius: 50%;
    background: var(--gradient-primary);
    animation: float 15s ease-in-out infinite;
}

.shape-1 {
    width: 200px;
    height: 200px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 15%;
    animation-delay: 5s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 60%;
    animation-delay: 10s;
}

.shape-4 {
    width: 120px;
    height: 120px;
    top: 30%;
    right: 40%;
    animation-delay: 7s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-30px) rotate(120deg); }
    66% { transform: translateY(30px) rotate(240deg); }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: var(--transition-normal);
}

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

.logo-img {
    width: 45px;
    height: 45px;
    object-fit: contain;
    transition: var(--transition-normal);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    transition: var(--transition-normal);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: var(--font-weight-medium);
    position: relative;
    transition: var(--transition-normal);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: var(--gradient-primary);
    transition: var(--transition-normal);
}

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

.nav-link:hover::after {
    width: 100%;
}

.cta-btn {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--gray-700);
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

/* Hero Section */
.hero {
    padding: 8rem 0 5rem;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--light-blue) 50%, var(--light-green) 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
}

.title-highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
}

.hero-visual {
    position: relative;
}

.hero-image-container {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: 2rem;
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition-slow);
}

.hero-image-container:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

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

/* Hero placeholder for dashboard mockup */
.hero-placeholder {
    width: 100%;
    height: 400px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

.dashboard-mockup {
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.dashboard-header {
    height: 60px;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    border-radius: 12px 12px 0 0;
    position: relative;
}

.dashboard-header::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    width: 120px;
    height: 20px;
    background: var(--primary-blue);
    border-radius: 4px;
    opacity: 0.7;
}

.dashboard-sidebar {
    position: absolute;
    top: 60px;
    left: 0;
    width: 200px;
    bottom: 0;
    background: var(--gray-50);
    border-right: 1px solid var(--gray-200);
}

.dashboard-content {
    position: absolute;
    top: 60px;
    left: 200px;
    right: 0;
    bottom: 0;
    padding: 20px;
}

.chart-placeholder {
    width: 100%;
    height: 120px;
    background: var(--gradient-light);
    border-radius: 8px;
    margin-bottom: 20px;
    position: relative;
}

.chart-placeholder::before {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 10px;
    right: 10px;
    height: 60px;
    background: linear-gradient(45deg, var(--primary-green) 0%, var(--primary-blue) 100%);
    border-radius: 4px;
    opacity: 0.8;
}

.data-rows {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.data-rows::before,
.data-rows::after {
    content: '';
    height: 16px;
    background: var(--gray-200);
    border-radius: 4px;
}

/* Portfolio image placeholders */
.portfolio-placeholder {
    width: 100%;
    height: 250px;
    background: var(--gradient-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-blue);
    position: relative;
    overflow: hidden;
}

.portfolio-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        transparent 25%, 
        rgba(59, 130, 246, 0.1) 25%, 
        rgba(59, 130, 246, 0.1) 50%, 
        transparent 50%, 
        transparent 75%, 
        rgba(59, 130, 246, 0.1) 75%);
    background-size: 20px 20px;
}

.floating-cards {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.feature-card-float {
    position: absolute;
    background: var(--white);
    padding: 1rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    animation: floatCard 3s ease-in-out infinite;
}

.feature-card-float:nth-child(1) {
    top: 20%;
    left: -10%;
    animation-delay: 0s;
}

.feature-card-float:nth-child(2) {
    top: 50%;
    right: -10%;
    animation-delay: 1s;
}

.feature-card-float:nth-child(3) {
    bottom: 20%;
    left: -10%;
    animation-delay: 2s;
}

.feature-card-float i {
    color: var(--primary-green);
}

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

/* Services Section */
.services {
    padding: var(--section-padding);
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--card-padding);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--gray-100);
    position: relative;
    transition: var(--transition-normal);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-blue);
}

.service-card.featured {
    border-color: var(--primary-green);
    transform: scale(1.05);
}

.service-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.featured-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-light);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--primary-blue);
    transition: var(--transition-normal);
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    color: var(--white);
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.service-price {
    margin-bottom: 1.5rem;
}

.price {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.price-period {
    font-size: 1rem;
    color: var(--gray-600);
    margin-left: 0.5rem;
}

.service-features {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--gray-700);
}

.service-features i {
    color: var(--primary-green);
    font-size: 0.875rem;
}

.service-btn {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: var(--transition-normal);
    display: inline-block;
    width: 100%;
    text-align: center;
}

.service-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Features Section */
.features {
    padding: var(--section-padding);
    background: var(--gray-50);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-item {
    background: var(--white);
    padding: var(--card-padding);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    text-align: center;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-item .feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-light);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--primary-blue);
    transition: var(--transition-normal);
}

.feature-item:hover .feature-icon {
    background: var(--gradient-primary);
    color: var(--white);
    transform: scale(1.1);
}

.feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.feature-item p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Portfolio Section */
.portfolio {
    padding: var(--section-padding);
    background: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.portfolio-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(59, 130, 246, 0.9), rgba(16, 185, 129, 0.9));
    color: var(--white);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.portfolio-overlay p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.portfolio-link {
    background: var(--white);
    color: var(--primary-blue);
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition-normal);
}

.portfolio-link:hover {
    transform: scale(1.1);
}

/* Contact Section */
.contact {
    padding: var(--section-padding);
    background: var(--gray-50);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.contact-details h3 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
    color: var(--gray-900);
}

.contact-details p {
    color: var(--gray-600);
}

.contact-details p a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: var(--transition-fast);
}

.contact-details p a:hover {
    color: var(--dark-blue);
    text-decoration: underline;
}

.contact-form {
    background: var(--white);
    padding: var(--card-padding);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

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

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-900);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-normal);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.submit-btn {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    font-size: 1rem;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Form Validation Styles */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #EF4444;
    background-color: #FEF2F2;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.error-message {
    display: none;
    color: #EF4444;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    font-weight: var(--font-weight-medium);
}

.error-message[style*="block"] {
    display: block;
}

/* Form Enhancement Styles */
.char-counter {
    font-size: 0.75rem;
    margin-top: 0.25rem;
    text-align: right;
    font-weight: var(--font-weight-medium);
}

.price-info {
    display: none;
    margin-top: 0.5rem;
    padding: 0.75rem;
    background: var(--light-blue);
    border: 1px solid var(--primary-blue);
    border-radius: var(--radius-md);
    color: var(--primary-blue);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
}

.price-info i {
    margin-right: 0.5rem;
}

/* Auto-resizing textarea */
.form-group textarea {
    resize: vertical;
    min-height: 120px;
    transition: height 0.2s ease;
}

/* Notification System */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    max-width: 400px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border-left: 4px solid var(--primary-blue);
    z-index: 10000;
    transform: translateX(420px);
    transition: var(--transition-normal);
    opacity: 0;
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

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

.notification-error {
    border-left-color: #EF4444;
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
}

.notification-content i {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.notification-success .notification-content i {
    color: var(--primary-green);
}

.notification-error .notification-content i {
    color: #EF4444;
}

.notification-content span {
    flex: 1;
    color: var(--gray-700);
    line-height: 1.5;
}

.notification-close {
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
    flex-shrink: 0;
}

.notification-close:hover {
    color: var(--gray-600);
    background: var(--gray-100);
}

/* Mobile notification adjustments */
@media (max-width: 480px) {
    .notification {
        top: 10px;
        right: 10px;
        left: 10px;
        max-width: none;
        transform: translateY(-100px);
    }
    
    .notification.show {
        transform: translateY(0);
    }
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

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

.footer-logo {
    width: 45px;
    height: 45px;
    object-fit: contain;
    transition: var(--transition-normal);
}

.footer-brand h3 {
    font-size: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.footer-brand p {
    color: var(--gray-400);
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: var(--gradient-primary);
    transform: translateY(-2px);
}

.footer-links h4 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 0.5rem;
}

.footer-links ul li a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-links ul li a:hover {
    color: var(--white);
}

.footer-links ul li a i {
    margin-right: 0.5rem;
    width: 16px;
    text-align: center;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .cta-btn {
        display: none;
    }
    
    .hero {
        padding: 6rem 0 3rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: 1.5rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: var(--transition-slow);
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: var(--transition-slow);
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s ease-in-out infinite;
}

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

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --gray-200: #000000;
        --gray-600: #000000;
        --gray-400: #000000;
    }
    
    .service-card,
    .feature-item,
    .contact-form {
        border: 2px solid #000000;
    }
}

nav a:hover {
    text-decoration: underline;
}

.hero {
    background: #7209b7;
    color: #fff;
    padding: 60px 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5em;
}

.section-title {
    font-size: 2em;
    margin: 20px 0;
    text-align: center;
}

.feature-card, .portfolio-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin: 20px;
    padding: 20px;
    transition: transform 0.3s;
}

.feature-card:hover, .portfolio-card:hover {
    transform: scale(1.05);
}

footer {
    background: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
}

/* Responsive Design */
@media (prefers-contrast: high) {
    :root {
        --gray-200: #000000;
        --gray-600: #000000;
        --gray-400: #000000;
    }
    
    .service-card,
    .feature-item,
    .contact-form {
        border: 2px solid #000000;
    }
}