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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #2d3748;
    background-color: #f0f4f8;
}

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

/* Utility Classes */
.hidden {
    display: none !important;
}

.btn-primary {
    background-color: #3182ce;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(49, 130, 206, 0.3);
}

.btn-primary:hover {
    background-color: #2c5282;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(49, 130, 206, 0.4);
}

.btn-secondary {
    background-color: #38a169;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(56, 161, 105, 0.3);
}

.btn-secondary:hover {
    background-color: #2f855a;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(56, 161, 105, 0.4);
}

/* Header Styles */
.header {
    background-color: #2d3748;
    color: white;
    padding: 60px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(56, 161, 105, 0.1);
    animation: shimmer 3s ease-in-out infinite alternate;
}

@keyframes shimmer {
    0% { opacity: 0.3; }
    100% { opacity: 0.7; }
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.header p {
    font-size: 1.25rem;
    font-weight: 300;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

/* Reviews Section */
.reviews-section {
    padding: 80px 0;
    min-height: 500px;
}

/* Loading State */
.loading {
    text-align: center;
    padding: 60px 0;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid #3182ce;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading p {
    color: #4a5568;
    font-size: 1.1rem;
}

/* Error State */
.error {
    text-align: center;
    padding: 60px 0;
}

.error p {
    color: #e53e3e;
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.retry-btn {
    background-color: #e53e3e;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(229, 62, 62, 0.3);
}

.retry-btn:hover {
    background-color: #c53030;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(229, 62, 62, 0.4);
}

/* Reviews Carousel */
.reviews-carousel {
    max-width: 1200px;
    margin: 0 auto;
}

/* Bottom Navigation */
.bottom-navigation {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.carousel-navigation {
    display: flex;
    align-items: center;
    gap: 20px;
}

.page-indicator-container {
    display: flex;
    justify-content: center;
}

.nav-btn {
    background-color: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #4a5568;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.nav-btn:hover {
    border-color: #3182ce;
    color: #3182ce;
    background-color: #ebf8ff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(49, 130, 206, 0.2);
}

.nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    border-color: #e2e8f0;
    color: #a0aec0;
    background-color: #f7fafc;
    transform: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.nav-btn:disabled:hover {
    border-color: #e2e8f0;
    color: #a0aec0;
    background-color: #f7fafc;
    transform: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.page-indicator {
    font-weight: 500;
    color: #4a5568;
    font-size: 0.9rem;
}

/* Reviews Grid */
.carousel-container {
    overflow: hidden;
    border-radius: 16px;
}

.reviews-grid {
    display: grid;
    gap: 20px;
    transition: transform 0.3s ease;
    /* Default: Desktop 4 columns */
    grid-template-columns: repeat(4, 1fr);
    /* Ensure equal height rows */
    grid-auto-rows: 1fr;
}

/* Review Card */
.review-card {
    background-color: #ffffff;
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    overflow: hidden;
}

 

.review-header {
    display: flex;
    justify-content: left;
    margin-bottom: 12px;
}

.reviewer-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: #3182ce;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 18px;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(49, 130, 206, 0.3);
}

.reviewer-info {
    display: flex;
    justify-content: left;
    gap: 12px;
    margin-bottom: 16px;
}

.reviewer-name {
    font-weight: 600;
    color: #2d3748;
    white-space: nowrap;
}

.review-date {
    font-size: 0.875rem;
    color: #718096;
}

.review-rating {
    display: flex;
    align-items: center;
}

.star {
    width: 20px;
    height: 20px;
    margin-right: 6px;
}

.star.filled {
    color: #ed8936;
}

.rating-number {
    font-weight: 600;
    color: #2d3748;
    font-size: 0.9rem;
}

.review-text {
    color: #4a5568;
    line-height: 1.6;
    flex: 1;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 6;
    line-clamp: 6;
    -webkit-box-orient: vertical;
}
 
 
/* Dots Navigation */
.dots-container {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 0 12px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #cbd5e0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background-color: #3182ce;
    transform: scale(1.3);
    box-shadow: 0 2px 8px rgba(49, 130, 206, 0.4);
}

.dot:hover {
    background-color: #a0aec0;
    transform: scale(1.2);
}

.dot.active:hover {
    background-color: #2c5282;
    transform: scale(1.3);
}

/* Modal Styles */
.modal {
    display: flex;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(45, 55, 72, 0.6);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: #ffffff;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(102, 126, 234, 0.1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border-bottom: 1px solid #e2e8f0;
    background-color: #2d3748;
    color: white;
    border-radius: 20px 20px 0 0;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
}

.close-btn {
    background-color: rgba(255, 255, 255, 0.2);
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: white;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.modal-body {
    padding: 24px;
}

.modal-body p {
    margin-bottom: 20px;
    color: #4a5568;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #2d3748;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background-color: #ffffff;
}

.form-group input:focus {
    outline: none;
    border-color: #3182ce;
    box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
    background-color: #ffffff;
}

.form-group small {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: #718096;
    line-height: 1.4;
}

.form-group small a {
    color: #3182ce;
    text-decoration: none;
}

.form-group small a:hover {
    text-decoration: underline;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.form-actions button {
    flex: 1;
}

/* Responsive Design */

/* Large Desktop (1200px and up) */
@media (min-width: 1200px) {
    .reviews-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
}

/* Desktop (992px to 1199px) */
@media (max-width: 1199px) and (min-width: 992px) {
    .reviews-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
}

/* Tablet (768px to 991px) */
@media (max-width: 991px) and (min-width: 768px) {
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .header p {
        font-size: 1.1rem;
    }
}

/* Mobile Large (576px to 767px) - 2 reviews side by side */
@media (max-width: 767px) and (min-width: 576px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .reviews-section {
        padding: 60px 0;
    }
    
    .bottom-navigation {
        margin-top: 30px;
        gap: 12px;
    }
    
    .header {
        padding: 40px 0;
    }
    
    .header h1 {
        font-size: 1.75rem;
    }
    
    .header p {
        font-size: 1rem;
    }
    
    .review-card {
        padding: 20px;
    }
    
    .nav-btn {
        width: 40px;
        height: 40px;
    }
    
    .carousel-navigation {
        gap: 16px;
    }
}

/* Mobile Small (575px and below) - 2 reviews stacked vertically */
@media (max-width: 575px) {
    .reviews-grid {
        /* Single column for vertical stacking */
        grid-template-columns: 1fr;
        gap: 16px;
        /* Ensure 2 reviews stack vertically (top and bottom) */
        grid-template-rows: repeat(2, 1fr);
    }
    
    .container {
        padding: 0 16px;
    }
    
    .reviews-section {
        padding: 40px 0;
    }
    
    .bottom-navigation {
        margin-top: 24px;
        gap: 10px;
    }
    
    .carousel-navigation {
        gap: 12px;
    }
    
    .nav-btn {
        width: 36px;
        height: 36px;
    }
    
    .header {
        padding: 30px 0;
    }
    
    .header h1 {
        font-size: 1.5rem;
    }
    
    .header p {
        font-size: 0.95rem;
    }
    
    .review-card {
        padding: 18px;
    }
    
    .reviewer-avatar {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .review-text {
        -webkit-line-clamp: 5;
        line-clamp: 5;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions button {
        width: 100%;
    }
    
    .page-indicator {
        font-size: 0.85rem;
    }
    
    .dots-container {
        padding: 0 8px;
    }
    
    .dot {
        width: 8px;
        height: 8px;
    }
}