/* CSS Variables for consistent theming */
:root {
    --primary-blue: #2563eb;
    --primary-blue-dark: #1e40af;
    --primary-blue-light: #3b82f6;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --white: #ffffff;
    --star-color: #fbbf24;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    font-weight: 700;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-blue);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--gray-800);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('assets/stones.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    margin-top: 70px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--white);
    color: var(--primary-blue);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

/* Reviews Section */
.reviews-section {
    padding: 5rem 0;
    background-color: var(--gray-50);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--gray-900);
    margin-bottom: 3rem;
    font-weight: 700;
}

.carousel-container {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 0 20px;
}

.carousel {
    display: flex;
    gap: 2rem;
    width: fit-content;
    animation: infiniteScroll var(--scroll-duration, 20s) linear infinite;
}

.carousel:hover {
    animation-play-state: paused;
}

@keyframes infiniteScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(var(--scroll-distance, -100%) - 2rem));
    }
}

.review-card {
    flex: 0 0 450px;
    background-color: var(--white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.review-content {
    margin-bottom: 2rem;
}

.stars {
    color: var(--star-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.review-content h3 {
    font-size: 1.5rem;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.review-text {
    font-size: 1.1rem;
    color: var(--gray-600);
    line-height: 1.8;
    font-style: italic;
}

.before-after {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.image-wrapper {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.image-wrapper img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.image-wrapper img:hover {
    transform: scale(1.05);
}

.image-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.7);
    color: var(--white);
    padding: 0.5rem;
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.carousel-dots {
    display: none;
}

/* Quote Form Section */
.quote-section {
    padding: 5rem 0;
    background-color: var(--white);
}

.quote-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.quote-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

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

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 2px solid var(--gray-200);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.form-group textarea {
    resize: vertical;
}

.submit-button {
    padding: 1rem 2rem;
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-button:hover {
    background-color: var(--primary-blue-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.3);
}

.contact-info {
    background-color: var(--gray-50);
    padding: 2rem;
    border-radius: 12px;
    height: fit-content;
}

.contact-info h3 {
    font-size: 1.5rem;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--gray-600);
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item strong {
    display: block;
    color: var(--primary-blue);
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: var(--gray-700);
}

/* Footer */
.footer {
    background-color: var(--gray-900);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content h2 {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    /* Navigation */
    .menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 1rem 0;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        display: none;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        text-align: center;
        padding: 0.5rem 0;
    }
    
    /* Hero */
    .hero {
        margin-top: 60px;
        background-attachment: scroll;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    /* Review Cards */
    .review-card {
        flex: 0 0 350px;
        padding: 1.5rem;
    }
    
    .before-after {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .image-wrapper img {
        height: 250px;
    }
    
    /* Quote Form */
    .quote-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-content h2 {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .review-card {
        flex: 0 0 300px;
        padding: 1.25rem;
    }
    
    .review-content h3 {
        font-size: 1.25rem;
    }
    
    .review-text {
        font-size: 0.95rem;
    }
    
    .image-wrapper img {
        height: 180px;
    }
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 3rem;
    color: var(--white);
    cursor: pointer;
    background: none;
    border: none;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
    z-index: 2001;
}

.lightbox-close:hover {
    transform: scale(1.2);
}

.lightbox-label {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    background-color: rgba(0, 0, 0, 0.7);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 600;
}

/* Form submission messages */
.form-message {
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    font-size: 1rem;
    line-height: 1.6;
    transition: opacity 0.3s ease;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-message-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    white-space: pre-line;
}

/* Submit button loading state */
.submit-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}