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

:root {
    --primary-color: #2c7a7b;
    --secondary-color: #81c784;
    --accent-color: #4caf50;
    --text-dark: #2d3748;
    --text-light: #718096;
    --background-light: #f7fafc;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-light);
}

/* Mobile-First Responsive Design */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Header Styles */
.top-bar {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    font-size: 0.9rem;
}

.top-bar .contact-info span {
    display: inline-block;
    margin-right: 1rem;
}

.navbar {
    padding: 1rem 0;
    background: var(--white) !important;
    box-shadow: var(--shadow);
}

.navbar-brand {
    display: flex;
    align-items: center;
}

.brand-text h4 {
    font-weight: 700;
    color: var(--primary-color);
}

.nav-link {
    font-weight: 500;
    color: var(--text-dark) !important;
    padding: 0.5rem 1rem !important;
    transition: var(--transition);
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    border-radius: 25px;
    padding: 0.5rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(44, 122, 123, 0.3);
}

/* Hero Section */
.hero-slider {
    height: 70vh;
    min-height: 500px;
    position: relative;
    overflow: hidden;
}

.carousel-item {
    height: 70vh;
    min-height: 500px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    position: relative;
}

.carousel-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.carousel-content {
    position: relative;
    z-index: 2;
    color: white;
    text-align: center;
}

.carousel-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.carousel-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Services Section */
.services-section {
    padding: 5rem 0;
    background: var(--white);
}

.service-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #e2e8f0;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

/* About Section */
.about-section {
    padding: 5rem 0;
    background: var(--background-light);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    color: white;
}

/* Testimonials Section */
.testimonials-section {
    padding: 5rem 0;
    background: var(--white);
}

.testimonial-card {
    background: var(--background-light);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    margin: 1rem;
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.stars {
    color: #ffd700;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    background: var(--background-light);
}

.contact-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    text-align: center;
    height: 100%;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.5rem;
}

/* Forms */
.form-control {
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(44, 122, 123, 0.25);
}

/* Footer */
.footer-section {
    background: #1a202c;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-widget h5,
.footer-widget h6 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

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

.footer-widget ul li a {
    color: #cbd5e0;
    text-decoration: none;
    transition: var(--transition);
}

.footer-widget ul li a:hover {
    color: var(--secondary-color);
}

/* Floating Elements */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    color: white;
}

.back-to-top {
    position: fixed;
    bottom: 80px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .top-bar .contact-info span {
        display: block;
        margin-bottom: 0.5rem;
    }
    
    .carousel-content h1 {
        font-size: 2.5rem;
    }
    
    .carousel-content p {
        font-size: 1rem;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        margin-bottom: 2rem;
    }
    
    .navbar-collapse {
        background: var(--white);
        padding: 1rem;
        border-radius: 10px;
        margin-top: 1rem;
        box-shadow: var(--shadow);
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 10px;
    }
    
    .carousel-content h1 {
        font-size: 2rem;
    }
    
    .service-card,
    .testimonial-card,
    .contact-card {
        padding: 1.5rem;
    }
    
    .btn {
        width: auto;
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 576px) {
    .btn {
        width: auto;
        margin-bottom: 0.5rem;
    }
}
/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

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

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

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

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

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

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 10px;
    color: white;
    font-weight: 500;
    z-index: 9999;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
}

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

.notification.success {
    background: var(--accent-color);
}

.notification.error {
    background: #e53e3e;
}

.notification.info {
    background: var(--primary-color);
}