/* ===========================================
 * 📄 Article Rating & Comments - Modern CSS v3.0
 * =========================================== */

 :root {
    /* Primary Colors */
    --arc-primary: #3b82f6;
    --arc-primary-hover: #2563eb;
    --arc-primary-light: #dbeafe;
    --arc-primary-dark: #1e40af;
    
    /* Secondary Colors */
    --arc-secondary: #64748b;
    --arc-secondary-hover: #475569;
    --arc-secondary-light: #f1f5f9;
    
    /* Status Colors */
    --arc-success: #10b981;
    --arc-success-light: #d1fae5;
    --arc-success-dark: #047857;
    --arc-warning: #f59e0b;
    --arc-warning-light: #fef3c7;
    --arc-error: #ef4444;
    --arc-error-light: #fee2e2;
    --arc-error-dark: #dc2626;
    
    /* Star Colors */
    --arc-star: #fbbf24;
    --arc-star-hover: #f59e0b;
    --arc-star-inactive: #e5e7eb;
    
    /* Text Colors */
    --arc-text-primary: #1f2937;
    --arc-text-secondary: #6b7280;
    --arc-text-muted: #9ca3af;
    --arc-text-light: #f9fafb;
    
    /* Background Colors */
    --arc-bg: #ffffff;
    --arc-bg-secondary: #f8fafc;
    --arc-bg-muted: #f1f5f9;
    --arc-bg-dark: #1e293b;
    
    /* Border Colors */
    --arc-border: #e2e8f0;
    --arc-border-light: #f1f5f9;
    --arc-border-dark: #cbd5e1;
    
    /* Shadows */
    --arc-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --arc-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --arc-shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --arc-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --arc-shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --arc-radius-sm: 6px;
    --arc-radius: 12px;
    --arc-radius-md: 16px;
    --arc-radius-lg: 20px;
    --arc-radius-xl: 24px;
    --arc-radius-full: 50px;
    
    /* Animations */
    --arc-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --arc-transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --arc-transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --arc-spacing-xs: 4px;
    --arc-spacing-sm: 8px;
    --arc-spacing: 16px;
    --arc-spacing-md: 24px;
    --arc-spacing-lg: 32px;
    --arc-spacing-xl: 48px;
    --arc-spacing-2xl: 64px;
}

/* ===========================================
 * 🎨 Main Container Styling
 * =========================================== */

.arc-container {
    position: relative;
    max-width: 100%;
    margin: var(--arc-spacing-xl) 0;
    padding: var(--arc-spacing-lg);
    background: var(--arc-bg);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    overflow: hidden;
    transition: var(--arc-transition);
}

.arc-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--arc-primary), var(--arc-star));
    border-radius: var(--arc-radius-lg) var(--arc-radius-lg) 0 0;
}

.arc-container:hover {
    transform: translateY(-2px);
}

/* ===========================================
 * 📢 Message Area Styling
 * =========================================== */

#arc-message-area {
    margin-bottom: var(--arc-spacing-md);
}

.arc-message {
    padding: var(--arc-spacing) var(--arc-spacing-md);
    border-radius: var(--arc-radius);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--arc-spacing-sm);
    animation: slideDown 0.3s ease-out;
}

.arc-message.success {
    background: var(--arc-success-light);
    color: var(--arc-success-dark);
    border: 1px solid var(--arc-success);
}

.arc-message.success::before {
    content: '✅';
    font-size: 16px;
}

.arc-message.error {
    background: var(--arc-error-light);
    color: var(--arc-error-dark);
    border: 1px solid var(--arc-error);
}

.arc-message.error::before {
    content: '❌';
    font-size: 16px;
}

.arc-message.info {
    background: var(--arc-primary-light);
    color: var(--arc-primary-dark);
    border: 1px solid var(--arc-primary);
}

.arc-message.info::before {
    content: 'ℹ️';
    font-size: 16px;
}

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

/* ===========================================
 * ⭐ Rating Section Styling
 * =========================================== */

.arc-rating-section {
    margin-bottom: var(--arc-spacing-xl);
    padding-bottom: var(--arc-spacing-lg);
    border-bottom: 2px solid var(--arc-border-light);
}

.arc-rating-section h3 {
    display: flex;
    align-items: center;
    gap: var(--arc-spacing);
    margin: 0 0 var(--arc-spacing-md) 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--arc-text-primary);
    position: relative;
}

.arc-rating-section h3::before {
    content: '⭐';
    font-size: 1.25rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Overall Rating Display */
.arc-overall-rating {
    display: flex;
    align-items: center;
    gap: var(--arc-spacing-md);
    padding: var(--arc-spacing-md);
    background: linear-gradient(135deg, var(--arc-bg-secondary), var(--arc-primary-light));
    border-radius: var(--arc-radius-md);
    margin-bottom: var(--arc-spacing-md);
    border: 1px solid var(--arc-border-light);
}

.arc-rating-number {
    display: flex;
    align-items: baseline;
    gap: var(--arc-spacing-xs);
}

.arc-average-rating {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--arc-primary);
    line-height: 1;
}

.arc-rating-scale {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--arc-text-secondary);
}

.arc-rating-details {
    display: flex;
    flex-direction: column;
    gap: var(--arc-spacing-xs);
}

.arc-overall-stars {
    font-size: 1.5rem;
    color: var(--arc-star);
    letter-spacing: 2px;
}

.arc-total-ratings {
    font-size: 0.875rem;
    color: var(--arc-text-muted);
    font-weight: 500;
}

/* User Rating Display */
.arc-user-rating {
    padding: var(--arc-spacing);
    background: var(--arc-success-light);
    border-radius: var(--arc-radius);
    border: 1px solid var(--arc-success);
    margin-bottom: var(--arc-spacing-md);
}

.arc-user-rating-content {
    display: flex;
    align-items: center;
    gap: var(--arc-spacing);
}

.arc-user-rating p {
    margin: 0;
    font-weight: 600;
    color: var(--arc-success-dark);
}

.arc-user-stars {
    font-size: 1.25rem;
    color: var(--arc-star);
    letter-spacing: 1px;
}

/* Rating Form */
.arc-rating-form {
    text-align: center;
    padding: var(--arc-spacing-md);
    background: var(--arc-bg-secondary);
    border-radius: var(--arc-radius-md);
    border: 1px solid var(--arc-border-light);
}

.arc-rating-prompt {
    margin: 0 0 var(--arc-spacing-md) 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--arc-text-primary);
}

.arc-stars {
    display: flex;
    justify-content: center;
    gap: var(--arc-spacing-sm);
    margin-bottom: var(--arc-spacing);
}

.arc-star {
    font-size: 2rem;
    color: var(--arc-star-inactive);
    cursor: pointer;
    transition: var(--arc-transition-fast);
    user-select: none;
    position: relative;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.arc-star:hover {
    color: var(--arc-star);
    transform: scale(1.2);
}

.arc-star.hovered {
    color: var(--arc-star);
    transform: scale(1.1);
}

.arc-stars.disabled .arc-star {
    cursor: not-allowed;
    opacity: 0.5;
}

.arc-rating-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--arc-text-muted);
    font-weight: 500;
}

/* ===========================================
 * 💬 Comment Section Styling
 * =========================================== */

.arc-comment-section {
    margin-top: var(--arc-spacing-xl);
}

.arc-comment-section h3 {
    display: flex;
    align-items: center;
    gap: var(--arc-spacing);
    margin: 0 0 var(--arc-spacing-md) 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--arc-text-primary);
}

.arc-comment-section h3::before {
    content: '💬';
    font-size: 1.25rem;
}

/* Comment Form */
.arc-comment-form {
    padding: var(--arc-spacing-md);
    background: var(--arc-bg-secondary);
    border-radius: var(--arc-radius-md);
    border: 1px solid var(--arc-border-light);
    margin-bottom: var(--arc-spacing-md);
}

.arc-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--arc-spacing);
    margin-bottom: var(--arc-spacing);
}

.arc-form-group {
    display: flex;
    flex-direction: column;
    gap: var(--arc-spacing-sm);
}

.arc-form-group label {
    font-weight: 600;
    color: var(--arc-text-primary);
    font-size: 0.875rem;
}

.arc-form-group .required {
    color: var(--arc-error);
}

.arc-form-group input,
.arc-form-group textarea {
    padding: var(--arc-spacing);
    border: 1px solid var(--arc-border);
    border-radius: var(--arc-radius);
    font-size: 1rem;
    transition: var(--arc-transition);
    background: var(--arc-bg);
    color: var(--arc-text-primary);
}

.arc-form-group input:focus,
.arc-form-group textarea:focus {
    outline: none;
    border-color: var(--arc-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.arc-form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Honeypot Field */
.arc-honeypot {
    position: absolute;
    left: -9999px;
    visibility: hidden;
    opacity: 0;
}

/* Submit Button */
.arc-submit-btn {
    background: linear-gradient(135deg, var(--arc-primary), var(--arc-primary-hover));
    color: var(--arc-text-light);
    border: none;
    padding: var(--arc-spacing) var(--arc-spacing-md);
    border-radius: var(--arc-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--arc-transition);
    position: relative;
    overflow: hidden;
    min-width: 140px;
    box-shadow: var(--arc-shadow);
}

.arc-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--arc-shadow-md);
}

.arc-submit-btn:active {
    transform: translateY(0);
}

.arc-submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.arc-submit-btn:hover::before {
    left: 100%;
}

.arc-comment-form.is-submitting .arc-submit-btn {
    opacity: 0.7;
    cursor: not-allowed;
}

/* ===========================================
 * 📝 Comments List Styling
 * =========================================== */

.arc-comments-list {
    margin-top: var(--arc-spacing-md);
}

.arc-comment-item {
    padding: var(--arc-spacing-md);
    background: var(--arc-bg);
    border: 1px solid var(--arc-border-light);
    border-radius: var(--arc-radius);
    margin-bottom: var(--arc-spacing);
    transition: var(--arc-transition);
}

.arc-comment-item:hover {
    box-shadow: var(--arc-shadow);
    transform: translateY(-1px);
}

.arc-comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--arc-spacing);
    padding-bottom: var(--arc-spacing-sm);
    border-bottom: 1px solid var(--arc-border-light);
}

.arc-comment-meta {
    display: flex;
    flex-direction: column;
    gap: var(--arc-spacing-xs);
}

.arc-comment-author {
    font-weight: 600;
    color: var(--arc-text-primary);
    font-size: 1rem;
}

.arc-comment-date {
    font-size: 0.75rem;
    color: var(--arc-text-muted);
}

.arc-comment-rating {
    display: flex;
    align-items: center;
    gap: var(--arc-spacing-xs);
}

.arc-comment-stars {
    font-size: 1rem;
    color: var(--arc-star);
    letter-spacing: 1px;
}

.arc-comment-content {
    color: var(--arc-text-secondary);
    line-height: 1.6;
}

.arc-comment-content p {
    margin: 0;
}

/* Loading State */
.arc-loading {
    text-align: center;
    padding: var(--arc-spacing-md);
    color: var(--arc-text-muted);
    font-style: italic;
}

/* Load More Button */
.arc-load-more {
    text-align: center;
    margin-top: var(--arc-spacing-md);
}

.arc-load-more-btn {
    background: var(--arc-bg-secondary);
    color: var(--arc-text-secondary);
    border: 1px solid var(--arc-border);
    padding: var(--arc-spacing) var(--arc-spacing-md);
    border-radius: var(--arc-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--arc-transition);
}

.arc-load-more-btn:hover {
    background: var(--arc-primary-light);
    color: var(--arc-primary);
    border-color: var(--arc-primary);
}

.arc-load-more-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===========================================
 * 📱 Responsive Design
 * =========================================== */

@media (max-width: 768px) {
    .arc-container {
        margin: var(--arc-spacing-md) 0;
        padding: var(--arc-spacing-md);
    }
    
    .arc-form-row {
        grid-template-columns: 1fr;
    }
    
    .arc-overall-rating {
        flex-direction: column;
        text-align: center;
        gap: var(--arc-spacing);
    }
    
    .arc-rating-section h3,
    .arc-comment-section h3 {
        font-size: 1.25rem;
    }
    
    .arc-stars {
        gap: var(--arc-spacing-xs);
    }
    
    .arc-star {
        font-size: 1.5rem;
    }
    
    .arc-comment-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--arc-spacing-sm);
    }
    
    .arc-comment-meta {
        align-self: stretch;
    }
    
    .arc-comment-rating {
        align-self: flex-end;
    }
}

@media (max-width: 480px) {
    .arc-container {
        padding: var(--arc-spacing);
    }
    
    .arc-average-rating {
        font-size: 2rem;
    }
    
    .arc-rating-scale {
        font-size: 1rem;
    }
    
    .arc-overall-stars {
        font-size: 1.25rem;
    }
    
    .arc-star {
        font-size: 1.25rem;
    }
    
    .arc-rating-labels {
        font-size: 0.75rem;
    }
}

/* ===========================================
 * 🌙 Dark Mode Support
 * =========================================== */

@media (prefers-color-scheme: dark) {
    :root {
        --arc-bg: #1e293b;
        --arc-bg-secondary: #334155;
        --arc-bg-muted: #475569;
        --arc-text-primary: #f1f5f9;
        --arc-text-secondary: #cbd5e1;
        --arc-text-muted: #94a3b8;
        --arc-border: #334155;
        --arc-border-light: #475569;
        --arc-border-dark: #1e293b;
    }
    
    .arc-container {
        background: var(--arc-bg);
        color: var(--arc-text-primary);
    }
    
    .arc-form-group input,
    .arc-form-group textarea {
        background: var(--arc-bg-secondary);
        color: var(--arc-text-primary);
        border-color: var(--arc-border);
    }
    
    .arc-comment-item {
        background: var(--arc-bg-secondary);
        border-color: var(--arc-border);
    }
}

/* ===========================================
 * 🎭 Animation Enhancements
 * =========================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes starGlow {
    0%, 100% {
        filter: drop-shadow(0 0 5px var(--arc-star));
    }
    50% {
        filter: drop-shadow(0 0 10px var(--arc-star));
    }
}

.arc-comment-item {
    animation: fadeIn 0.3s ease-out;
}

.arc-star:hover {
    animation: starGlow 0.5s ease-in-out;
}

/* ===========================================
 * 🎯 Accessibility Improvements
 * =========================================== */

.arc-star:focus {
    outline: 2px solid var(--arc-primary);
    outline-offset: 2px;
}

.arc-submit-btn:focus {
    outline: 2px solid var(--arc-primary);
    outline-offset: 2px;
}

.arc-load-more-btn:focus {
    outline: 2px solid var(--arc-primary);
    outline-offset: 2px;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .arc-container:hover {
        transform: none;
    }
    
    .arc-star:hover {
        transform: none;
    }
}

/* ===========================================
 * 🔥 Modern Utility Classes
 * =========================================== */

.arc-text-gradient {
    background: linear-gradient(135deg, var(--arc-primary), var(--arc-star));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.arc-glassmorphism {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.arc-hover-lift {
    transition: var(--arc-transition);
}

.arc-hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--arc-shadow-md);
}

/* Print Styles */
@media print {
    .arc-container {
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .arc-submit-btn,
    .arc-load-more-btn {
        display: none;
    }
    
    .arc-comment-form {
        display: none;
    }
}