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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Modern Animations and Effects */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

@keyframes scaleIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

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

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

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

/* Modern Header */
.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
    background-size: 200% 200%;
    animation: gradientBG 15s ease infinite;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(5px);
    animation: slideIn 0.5s ease-out;
}

.logo a {
    font-size: 1.8rem;
    font-weight: bold;
    color: white;
    text-decoration: none;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: white;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: white;
    transition: width 0.3s ease;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 1rem;
}

.hero::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="2"/></svg>') repeat;
    animation: rotate 30s linear infinite;
    opacity: 0.1;
}

.hero-content {
    max-width: 800px;
    animation: fadeIn 1s ease-out;
}

.hero h1 {
    font-size: 4rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: pulse 3s ease-in-out infinite;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* Modern Buttons */
.cta-button {
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(26, 35, 126, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(26, 35, 126, 0.4);
}

/* Services Section */
.services {
    padding: 5rem 5%;
    background-color: #f9f9f9;
}

.services h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    animation: scaleIn 0.5s ease-out;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.service-card i {
    font-size: 3rem;
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: white;
    padding: 3rem 5% 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-section h4 {
    margin-bottom: 1rem;
}

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

.social-links a {
    color: white;
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #3498db;
}

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Chat Bot */
.chat-bot {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

.chat-bot-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

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

.chat-window {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 350px;
    height: 500px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    display: none;
    overflow: hidden;
}

.chat-window.active {
    display: block;
    animation: scaleIn 0.3s ease-out;
}

/* Chat Bot Styles */
.chat-header {
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
    color: white;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 20px 20px 0 0;
}

.chat-header button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 1.2rem;
}

.chat-messages {
    height: 350px;
    overflow-y: auto;
    padding: 1rem;
    background: #f5f5f5;
}

.message {
    margin: 0.5rem 0;
    padding: 0.8rem 1rem;
    border-radius: 15px;
    max-width: 80%;
    animation: fadeIn 0.3s ease-out;
}

.message.user {
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
    color: white;
    margin-left: auto;
    border-radius: 15px 15px 0 15px;
}

.message.bot {
    background: white;
    color: #333;
    margin-right: auto;
    border-radius: 15px 15px 15px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.chat-input {
    padding: 1rem;
    background: white;
    display: flex;
    gap: 0.5rem;
    border-top: 1px solid #eee;
}

.chat-input input {
    flex: 1;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 25px;
    outline: none;
    transition: border-color 0.3s ease;
}

.chat-input input:focus {
    border-color: #1a237e;
}

.chat-input button {
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.3s ease;
}

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

/* Scrollbar Styles */
.chat-messages::-webkit-scrollbar {
    width: 6px;
}

.chat-messages::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: #1a237e;
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: #0d47a1;
}

/* Floating Logo Animation */
.floating-logo {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    animation: float 3s ease-in-out infinite;
    z-index: 1001;
}

/* Contact Form Popup */
.contact-popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    z-index: 2000;
    display: none;
    animation: scaleIn 0.3s ease-out;
}

.contact-popup.active {
    display: block;
}

.contact-form {
    display: grid;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group input,
.form-group textarea {
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #1a237e;
    box-shadow: 0 0 0 2px rgba(26, 35, 126, 0.2);
}

/* About Section */
.about-section {
    padding: 5rem 5%;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.about-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text {
    animation: fadeIn 1s ease-out;
}

.about-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    animation: scaleIn 1s ease-out;
}

/* Loading Animation */
.loading-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    animation: fadeOut 1s ease-out forwards;
    animation-delay: 2s;
}

.loading-logo {
    width: 100px;
    height: 100px;
    animation: pulse 2s ease-in-out infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero {
        min-height: 80vh;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .service-card {
        margin: 1rem;
    }
    
    .chat-window {
        width: 100%;
        height: 100%;
        bottom: 0;
        right: 0;
        border-radius: 0;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-popup {
        width: 90%;
        max-width: 400px;
    }
}