:root {
    /* Primary Color Palette - 5 colors as required */
    --primary-color: #2E7DD2;
    --secondary-color: #4A90E2; 
    --accent-color: #6BA3F5;
    --highlight-color: #87CEEB;
    --complement-color: #5DADE2;
    
    /* Supporting colors */
    --light-color: #F8F9FA;
    --dark-color: #212529;
    --success-color: #28A745;
    --warning-color: #FFC107;
    --danger-color: #DC3545;
    --info-color: #17A2B8;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-secondary: linear-gradient(135deg, var(--accent-color), var(--highlight-color));
    --gradient-background: linear-gradient(135deg, var(--light-color), #E3F2FD);
    
    /* Typography */
    --font-family-primary: 'Inter', system-ui, -apple-system, sans-serif;
    --font-family-headings: 'Inter', system-ui, -apple-system, sans-serif;
    
    /* Conservative font sizes as required */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 0.95rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-h6: 1rem;
    --font-size-h5: 1.125rem;
    --font-size-h4: 1.25rem;
    --font-size-h3: 1.5rem;
    --font-size-h2: 1.875rem;
    --font-size-h1: 2.25rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border radius */
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Light Shades */
    --light-blue: #E8F4F8;
    --light-green: #E8F6F3;
    --light-orange: #FDF2E9;
    --light-purple: #F4F1F8;
    --light-teal: #E8F6F3;
    
    /* Dark Shades */
    --dark-blue: #1B4F72;
    --dark-green: #2D7053;
    --dark-orange: #B7950B;
    --dark-purple: #6C3483;
    --dark-teal: #138D75;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --gray: #6C757D;
    --dark-gray: #343A40;
    --black: #000000;
}

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

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

/* Prefers Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Header Styles */
.navbar {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: var(--font-size-xl) !important;
    font-weight: 700;
    color: var(--white) !important;
}

.navbar-nav .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--light-blue) !important;
}

.navbar-toggler {
    border: none;
    color: var(--white);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--light-blue), var(--light-green));
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../LED_images/hero-solar-panels.webp') center/cover no-repeat;
    opacity: 0.1;
    z-index: -1;
}

.hero-section h1 {
    font-size: var(--font-size-h1);
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 1rem;
}

.hero-section h2 {
    font-size: var(--font-size-h3);
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.hero-section p {
    font-size: var(--font-size-lg);
    color: var(--gray);
}

/* Section Styles */
section {
    padding: 4rem 0;
}

.bg-light {
    background: linear-gradient(135deg, var(--light-gray), var(--light-blue));
}

h2 {
    font-size: var(--font-size-h2);
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 1rem;
}

h3 {
    font-size: var(--font-size-h3);
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

h4 {
    font-size: var(--font-size-h4);
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 0.75rem;
}

p {
    font-size: var(--font-size-base);
    color: var(--gray);
    margin-bottom: 1rem;
}

/* Feature Cards */
.feature-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

.feature-card i {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

/* Service Cards */
.service-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    border: 2px solid var(--light-blue);
}

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

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

.service-card .card-body {
    padding: 2rem;
}

.service-card .price {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--secondary-color);
    text-align: center;
    margin-top: 1rem;
    padding: 0.5rem;
    background: var(--light-green);
    border-radius: 8px;
}

.service-card ul {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.service-card ul li {
    padding: 0.25rem 0;
    color: var(--gray);
}

.service-card ul li::before {
    content: "✓";
    color: var(--secondary-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Pricing Cards */
.pricing-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    border: 2px solid var(--light-blue);
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card.featured {
    border-color: var(--accent-color);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: "Most Popular";
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

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

.pricing-card .price {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    color: var(--secondary-color);
    margin: 1.5rem 0;
}

.pricing-card ul {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.pricing-card ul li {
    padding: 0.5rem 0;
    color: var(--gray);
    border-bottom: 1px solid var(--light-gray);
}

.pricing-card ul li::before {
    content: "✓";
    color: var(--secondary-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Team Members */
.team-member img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border: 4px solid var(--primary-color);
}

.team-member h4 {
    margin-top: 1rem;
    color: var(--dark-blue);
}

.team-member p {
    color: var(--secondary-color);
    font-weight: 500;
}

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

.review-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    border-left: 4px solid var(--accent-color);
}

.review-card p {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
}

.review-author {
    color: var(--primary-color);
    font-weight: 600;
}

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.contact-form .form-control {
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: var(--font-size-base);
    transition: border-color 0.3s ease;
}

.contact-form .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(46, 125, 210, 0.25);
}

.contact-form .btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    padding: 0.75rem 2rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.contact-form .btn-primary:hover {
    background: linear-gradient(135deg, var(--dark-blue), var(--dark-teal));
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* Contact Info */
.contact-info {
    background: var(--light-blue);
    padding: 2rem;
    border-radius: 12px;
    margin-top: 2rem;
}

.contact-info h4 {
    color: var(--dark-blue);
    margin-bottom: 1.5rem;
}

.contact-info p {
    color: var(--dark-gray);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.contact-info i {
    color: var(--accent-color);
    margin-right: 0.75rem;
    width: 20px;
}

/* FAQ */
.accordion-item {
    border: 2px solid var(--light-blue);
    border-radius: 8px !important;
    margin-bottom: 1rem;
}

.accordion-button {
    background: var(--light-blue);
    color: var(--dark-blue);
    font-weight: 600;
    border: none;
    padding: 1.25rem 1.5rem;
}

.accordion-button:not(.collapsed) {
    background: var(--primary-color);
    color: var(--white);
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.25rem rgba(46, 125, 210, 0.25);
}

.accordion-body {
    background: var(--white);
    color: var(--gray);
    padding: 1.5rem;
}

/* Gallery */
#gallery img {
    border-radius: 8px;
    transition: transform 0.3s ease;
    cursor: pointer;
}

#gallery img:hover {
    transform: scale(1.05);
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--dark-gray), var(--dark-blue));
    color: var(--white);
}

footer h5 {
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

footer a {
    color: var(--light-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--white);
}

footer hr {
    border-color: var(--gray);
    margin: 2rem 0 1rem 0;
}

/* Breadcrumb */
.breadcrumb-nav {
    background: var(--light-gray);
    border-bottom: 2px solid var(--light-blue);
    margin-top: 80px;
}

.breadcrumb-image {
    height: 40px;
    width: auto;
    opacity: 0.7;
}

/* Space Section */
.space-section {
    min-height: 80vh;
    background: var(--light-gray);
    color: var(--dark-gray);
}

/* Buttons */
.btn {
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--dark-blue), var(--dark-teal));
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* Utility Classes */
.text-primary { color: var(--primary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }
.text-success { color: var(--secondary-color) !important; }
.text-warning { color: var(--accent-color) !important; }
.text-info { color: var(--highlight-color) !important; }

.bg-primary { background-color: var(--primary-color) !important; }
.bg-secondary { background-color: var(--secondary-color) !important; }
.bg-success { background-color: var(--secondary-color) !important; }
.bg-warning { background-color: var(--accent-color) !important; }
.bg-info { background-color: var(--highlight-color) !important; }

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: var(--font-size-xxl);
    }
    
    .hero-section h2 {
        font-size: var(--font-size-xl);
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
    
    .contact-form {
        padding: 2rem;
    }
    
    section {
        padding: 3rem 0;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding-top: 80px;
    }
    
    .hero-section h1 {
        font-size: var(--font-size-xl);
    }
    
    .hero-section h2 {
        font-size: var(--font-size-lg);
    }
    
    .contact-form {
        padding: 1.5rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

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

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

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

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

/* Custom 5-column grid for team and process sections */
@media (min-width: 1200px) {
    .col-xl-2 {
        flex: 0 0 auto;
        width: 20%;
    }
}

/* Notification styles */
.notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.notification {
    background: var(--primary-color);
    color: white;
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 10px;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    max-width: 350px;
}

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

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

.notification-error {
    background: var(--danger-color);
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.notification-close {
    background: none;
    border: none;
    color: white;
    font-size: 16px;
    cursor: pointer;
    margin-left: auto;
    padding: 0;
    opacity: 0.8;
}

.notification-close:hover {
    opacity: 1;
}

/* Card hover effects */
.card-hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Navbar scrolled state */
.navbar-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* Animation classes for ScrollReveal */
.fade-in, .slide-in-left, .slide-in-right {
    opacity: 0;
}

.fade-in.visible {
    opacity: 1;
}

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

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


/* Team Social Links - Colorful Style */
.team-social-links {
    margin-top: 22px;
    padding: 16px 0;
}

.social-icons-grid {
    display: flex;
    gap: 14px;
    justify-content: center;
    align-items: center;
}

.social-link {
    display: inline-flex;
    width: 48px;
    height: 48px;
    border-radius: 15px;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 19px;
    transition: all 0.4s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255,255,255,0.3);
    border-radius: 50%;
    transition: all 0.4s ease;
    transform: translate(-50%, -50%);
}

.social-link:hover::before {
    width: 100px;
    height: 100px;
}

.social-link:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    color: white;
}

.facebook-link {
    background: linear-gradient(45deg, #1877f2, #42a5f5, #64b5f6);
}

.linkedin-link {
    background: linear-gradient(45deg, #0a66c2, #2196f3, #42a5f5);
}

.x-link {
    background: linear-gradient(45deg, #000000, #424242, #666666);
    position: relative;
}

.x-link::after {
    content: '✕';
    font-weight: 900;
    font-size: 20px;
    z-index: 2;
    position: relative;
}

.x-link i {
    display: none;
}

@media (max-width: 768px) {
    .social-icons-grid {
        gap: 10px;
    }
    
    .social-link {
        width: 42px;
        height: 42px;
        font-size: 16px;
    }
}