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

:root {
    /* Colors */
    --primary-blue: #0066CC;
    --cyan-accent: #00D4FF;
    --orange-accent: #FF6B35;
    --dark-bg: #1A1A2E;
    --darker-bg: #16213E;
    --light-text: #FFFFFF;
    --gray-text: #B0B0B0;
    --card-bg: #FFFFFF;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.2);
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Animation */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--dark-bg);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo {
    width: 32px;
    height: 32px;
    transition: var(--transition-normal);
}

.logo:hover {
    transform: rotate(360deg);
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-blue);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-link {
    text-decoration: none;
    color: var(--dark-bg);
    font-weight: 500;
    position: relative;
    transition: var(--transition-normal);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan-accent), var(--primary-blue));
    transition: var(--transition-normal);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--dark-bg);
    transition: var(--transition-normal);
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--darker-bg) 100%);
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--cyan-accent);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(0, 212, 255, 0.1) 0%, 
        rgba(0, 102, 204, 0.1) 50%, 
        rgba(255, 107, 53, 0.1) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--light-text);
    text-align: center;
    width: 100%;
    max-width: 1200px;
    padding: 0 var(--spacing-lg);
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.title-line {
    display: block;
    opacity: 0;
    animation: slideUp 1s ease forwards;
}

.title-line:nth-child(2) {
    animation-delay: 0.3s;
}

.highlight {
    background: linear-gradient(90deg, var(--cyan-accent), var(--orange-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    animation: fadeIn 1s ease forwards 0.6s;
}

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

.hero-cta {
    margin-bottom: var(--spacing-3xl);
    opacity: 0;
    animation: fadeIn 1s ease forwards 0.9s;
}

.cta-button {
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    border: none;
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: 50px;
    color: white;
    font-size: var(--font-size-lg);
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.bubble-effect {
    position: relative;
}

.bubble-effect::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: var(--transition-slow);
}

.bubble-effect:hover::before {
    width: 300px;
    height: 300px;
}

.bubble-effect:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    opacity: 0;
    animation: fadeIn 1s ease forwards 1.2s;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--cyan-accent);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--gray-text);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    animation: fadeIn 1s ease forwards 1.5s;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--cyan-accent);
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -3px;
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--cyan-accent);
    border-bottom: 2px solid var(--cyan-accent);
    transform: rotate(45deg);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) rotate(45deg); }
    40% { transform: translateY(-10px) rotate(45deg); }
    60% { transform: translateY(-5px) rotate(45deg); }
}

/* Section Styles */
section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--cyan-accent), var(--orange-accent));
    border-radius: 2px;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--gray-text);
    max-width: 600px;
    margin: 0 auto;
}

/* Services Section */
.services {
    background: #f8f9fa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.service-card {
    height: 350px;
    perspective: 1000px;
    cursor: pointer;
}

.service-card .card-front,
.service-card .card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 20px;
    padding: var(--spacing-xl);
    background: var(--card-bg);
    box-shadow: 0 5px 25px var(--shadow);
    transition: var(--transition-slow);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.service-card .card-back {
    transform: rotateY(180deg);
    background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
    color: white;
    justify-content: flex-start;
    align-items: flex-start;
    text-align: left;
}

.service-card:hover .card-front {
    transform: rotateY(-180deg);
}

.service-card:hover .card-back {
    transform: rotateY(0deg);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-2xl);
    color: white;
}

.service-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.service-card .card-back ul {
    list-style: none;
    margin-top: var(--spacing-lg);
}

.service-card .card-back li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.service-card .card-back li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--orange-accent);
    font-weight: bold;
}

/* Portfolio Section */
.portfolio {
    background: var(--dark-bg);
    color: var(--light-text);
}

.portfolio .section-title::after {
    background: linear-gradient(90deg, var(--cyan-accent), var(--orange-accent));
}

.portfolio-carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.carousel-container {
    display: flex;
    overflow: hidden;
    border-radius: 20px;
}

.solution-card {
    min-width: 100%;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: var(--spacing-2xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
    transition: var(--transition-slow);
    transform: translateX(0);
}

.solution-image {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-4xl);
    color: white;
    flex-shrink: 0;
}

.solution-content h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--cyan-accent);
}

.solution-content p {
    margin-bottom: var(--spacing-lg);
    color: var(--gray-text);
}

.solution-features {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.feature-tag {
    background: rgba(0, 212, 255, 0.2);
    color: var(--cyan-accent);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 15px;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.solution-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--orange-accent);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
}

.solution-link:hover {
    transform: translateX(5px);
}

.carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
}

.carousel-btn {
    background: rgba(0, 212, 255, 0.2);
    border: 1px solid var(--cyan-accent);
    color: var(--cyan-accent);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
    pointer-events: all;
}

.carousel-btn:hover {
    background: var(--cyan-accent);
    color: white;
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition-normal);
}

.indicator.active {
    background: var(--cyan-accent);
}

/* About Section */
.about {
    background: #f8f9fa;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--cyan-accent), var(--primary-blue));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-3xl);
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-item:nth-child(odd) .timeline-content {
    text-align: right;
    margin-right: var(--spacing-2xl);
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: var(--spacing-2xl);
}

.timeline-date {
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 25px;
    font-weight: 700;
    font-size: var(--font-size-lg);
    position: relative;
    z-index: 2;
}

.timeline-content {
    flex: 1;
    background: white;
    padding: var(--spacing-xl);
    border-radius: 15px;
    box-shadow: 0 5px 25px var(--shadow);
    position: relative;
}

.timeline-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-blue);
}

/* Contact Section */
.contact {
    background: var(--dark-bg);
    color: var(--light-text);
}

.contact .section-title::after {
    background: linear-gradient(90deg, var(--cyan-accent), var(--orange-accent));
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-2xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: white;
}

.contact-details h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--cyan-accent);
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: var(--spacing-2xl);
}

.form-group {
    position: relative;
    margin-bottom: var(--spacing-xl);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: white;
    font-size: var(--font-size-base);
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--cyan-accent);
    background: rgba(255, 255, 255, 0.15);
}

.form-group label {
    position: absolute;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    color: var(--gray-text);
    transition: var(--transition-normal);
    pointer-events: none;
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:valid + label,
.form-group textarea:valid + label {
    top: -10px;
    left: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--cyan-accent);
    background: var(--dark-bg);
    padding: 0 var(--spacing-sm);
}

.submit-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    border: none;
    padding: var(--spacing-lg);
    border-radius: 10px;
    color: white;
    font-size: var(--font-size-lg);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: var(--transition-normal);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

/* Footer */
.footer {
    background: var(--darker-bg);
    color: var(--light-text);
    padding: var(--spacing-3xl) 0 var(--spacing-xl) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-logo {
    width: 40px;
    height: 40px;
}

.footer-locations {
    margin-top: var(--spacing-sm);
}

.footer-locations p {
    color: var(--cyan-accent);
    font-weight: 500;
    font-size: var(--font-size-sm);
}

.footer-locations i {
    margin-right: var(--spacing-xs);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.footer-column h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--cyan-accent);
}

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

.footer-column li {
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    color: var(--gray-text);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-column a:hover {
    color: var(--cyan-accent);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-text);
}

/* Chatbot */
.chatbot-container {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: 1001;
}

.chatbot-button {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 5px 25px rgba(0, 212, 255, 0.4);
    transition: var(--transition-normal);
    position: relative;
}

.chatbot-button:hover {
    transform: scale(1.1);
}

.chatbot-button i {
    font-size: var(--font-size-xl);
    color: white;
}

.chat-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--orange-accent);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    font-weight: bold;
}

.chatbot-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.2);
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.chatbot-window.active {
    display: flex;
    animation: slideUp 0.3s ease;
}

.chatbot-header {
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    color: white;
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.chatbot-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chatbot-info h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.chatbot-info p {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

.chatbot-close {
    background: none;
    border: none;
    color: white;
    font-size: var(--font-size-lg);
    cursor: pointer;
    margin-left: auto;
    padding: var(--spacing-xs);
    border-radius: 50%;
    transition: var(--transition-normal);
}

.chatbot-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.chatbot-messages {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.message {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.message.user-message {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.user-message .message-avatar {
    background: var(--gray-text);
}

.message-content {
    background: #f8f9fa;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 15px;
    max-width: 80%;
}

.user-message .message-content {
    background: var(--primary-blue);
    color: white;
}

.chatbot-input {
    padding: var(--spacing-lg);
    border-top: 1px solid #eee;
    display: flex;
    gap: var(--spacing-sm);
}

.chatbot-input input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid #ddd;
    border-radius: 25px;
    outline: none;
    font-size: var(--font-size-sm);
}

.chatbot-input button {
    background: linear-gradient(135deg, var(--cyan-accent), var(--primary-blue));
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.chatbot-input button:hover {
    transform: scale(1.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: var(--spacing-3xl);
        transition: var(--transition-normal);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-content {
        padding: 0 var(--spacing-md);
        text-align: center;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
        text-align: center;
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
        text-align: center;
    }

    .hero-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
        max-width: 300px;
        margin: 0 auto;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .solution-card {
        flex-direction: column;
        text-align: center;
    }

    .solution-image {
        width: 80px;
        height: 80px;
        font-size: var(--font-size-2xl);
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        flex-direction: row !important;
        padding-left: 60px;
    }

    .timeline-item .timeline-content {
        text-align: left !important;
        margin-left: var(--spacing-lg) !important;
        margin-right: 0 !important;
    }

    .timeline-date {
        position: absolute;
        left: 0;
        font-size: var(--font-size-base);
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .chatbot-window {
        width: calc(100vw - 2rem);
        right: 1rem;
        left: 1rem;
    }

    .carousel-controls {
        position: static;
        justify-content: center;
        gap: var(--spacing-lg);
        margin-top: var(--spacing-lg);
        transform: none;
    }
}

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

    .hero-content {
        padding: 0 var(--spacing-sm);
        text-align: center;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
        text-align: center;
    }

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

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .chatbot-container {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
    }

    .chatbot-button {
        width: 50px;
        height: 50px;
    }

    .chatbot-button i {
        font-size: var(--font-size-lg);
    }
}

/* 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(-50px);
    transition: var(--transition-slow);
}

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

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: var(--transition-slow);
}

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

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: var(--transition-slow);
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* 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: white;
    animation: spin 1s ease-in-out infinite;
}

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