:root {
    --primary-color: #000000;
    --secondary-color: #FFD700;
    --accent-color: #333333;
    --text-color: #FFFFFF;
    --text-secondary: #CCCCCC;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--primary-color);
    color: var(--text-color);
    overflow-x: hidden;
}

.navbar {
    background-color: rgba(0, 0, 0, 0.9) !important;
    border-bottom: 1px solid var(--secondary-color);
}

.navbar-brand {
    font-weight: 700;
    color: var(--secondary-color) !important;
    font-size: 1.8rem;
    margin-left: 15px;
}

.nav-link {
    color: var(--text-color) !important;
    margin: 0 10px;
    font-weight: 500;
    position: relative;
}

.nav-link:hover {
    color: var(--secondary-color) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    bottom: 0;
    left: 0;
    transition: width 0.3s;
}

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

.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1467232004584-a241de8bcf5d?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1469&q=80');
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--secondary-color);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--text-color);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.btn-primary-custom {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border: none;
    padding: 12px 30px;
    font-weight: 600;
    border-radius: 30px;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.btn-primary-custom:hover {
    background-color: #e6c200;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 50px;
    color: var(--secondary-color);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 3px;
    background: var(--secondary-color);
    bottom: -10px;
    left: 0;
}

.service-card {
    background-color: var(--accent-color);
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 30px;
    transition: all 0.3s;
    border: 1px solid rgba(255, 215, 0, 0.2);
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.1);
    border: 1px solid var(--secondary-color);
}

.service-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.product-card {
    background-color: var(--accent-color);
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s;
    margin-bottom: 30px;
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.1);
    border: 1px solid var(--secondary-color);
}

.product-img {
    height: 200px;
    object-fit: cover;
    width: 100%;
}

.product-body {
    padding: 20px;
}

.product-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-color);
}

.product-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.contact-info {
    margin-bottom: 30px;
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-right: 10px;
}

footer {
    background-color: #111;
    padding: 50px 0 20px;
    border-top: 1px solid var(--secondary-color);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
    display: block;
    margin-bottom: 10px;
}

.footer-links a:hover {
    color: var(--secondary-color);
}

.social-icons a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background-color: var(--accent-color);
    color: var(--text-color);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    margin-right: 10px;
    transition: all 0.3s;
}

.social-icons a:hover {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
}

.copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    margin-top: 30px;
    color: var(--text-secondary);
}

/* Floating elements animation */
.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

/* Particles background */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.particle {
    position: absolute;
    background-color: rgba(255, 215, 0, 0.5);
    border-radius: 50%;
    animation: float linear infinite;
}

@keyframes float {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 1;
    }
    100% {
        transform: translateY(-1000px) translateX(200px);
        opacity: 0;
    }
}

/* Modal styles */
.modal-content {
    background-color: var(--accent-color);
    color: var(--text-color);
    border: 1px solid var(--secondary-color);
}

.modal-header {
    border-bottom: 1px solid var(--secondary-color);
}

.modal-title {
    color: var(--secondary-color);
}

.btn-close {
    filter: invert(1);
}

.form-control {
    background-color: #222;
    border: 1px solid #444;
    color: var(--text-color);
}

.form-control:focus {
    background-color: #222;
    color: var(--text-color);
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.25rem rgba(255, 215, 0, 0.25);
}

/* Chatbot styles */
.chatbot-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.chatbot-btn {
    width: 60px;
    height: 60px;
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
    transition: all 0.3s;
    border: none;
}

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

.chatbot-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    background-color: var(--accent-color);
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--secondary-color);
    display: none;
    overflow: hidden;
}

.chatbot-header {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    padding: 15px;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-body {
    padding: 15px;
    height: 300px;
    overflow-y: auto;
}

.chatbot-message {
    margin-bottom: 15px;
    max-width: 80%;
    padding: 10px 15px;
    border-radius: 15px;
    position: relative;
}

.bot-message {
    background-color: #333;
    color: var(--text-color);
    border-top-left-radius: 5px;
    align-self: flex-start;
}

.user-message {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border-top-right-radius: 5px;
    margin-left: auto;
}

.chatbot-input {
    display: flex;
    padding: 10px;
    border-top: 1px solid #444;
}

.chatbot-input input {
    flex: 1;
    padding: 10px;
    border: 1px solid #444;
    border-radius: 20px;
    background-color: #222;
    color: var(--text-color);
    margin-right: 10px;
}

.chatbot-input button {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .chatbot-window {
        width: 300px;
    }
}