/* Comments System Styles - Modern Premium Design */

.comments-section {
    margin: 60px 0;
    padding: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.9) 100%);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.comments-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.5), transparent);
}

.comments-header {
    padding: 40px 40px 20px 40px;
    text-align: center;
    position: relative;
}

.comments-title {
    color: #ffffff;
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 12px;
    background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    position: relative;
}

.comments-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    border-radius: 2px;
}

.comments-subtitle {
    color: #94a3b8;
    font-size: 1.1rem;
    font-weight: 500;
    margin-top: 20px;
    opacity: 0.9;
}

.call-to-action {
    margin-top: 24px;
    padding: 16px 24px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.call-to-action p {
    color: #e2e8f0;
    font-size: 0.95rem;
    font-weight: 500;
    margin: 0;
    text-align: center;
    line-height: 1.5;
}

/* Comment Form */
.comment-form-container {
    padding: 0 40px 40px 40px;
}

.comment-form {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.6) 100%);
    padding: 32px;
    border-radius: 20px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    box-shadow: 
        0 10px 25px -5px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.comment-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.3), transparent);
}

.form-group {
    margin-bottom: 24px;
    position: relative;
}

.form-group label {
    display: block;
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 12px;
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-sizing: border-box;
    backdrop-filter: blur(10px);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    background: rgba(15, 23, 42, 0.8);
    border-color: #3b82f6;
    box-shadow: 
        0 0 0 3px rgba(59, 130, 246, 0.1),
        0 4px 12px rgba(59, 130, 246, 0.15);
    transform: translateY(-1px);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
    font-family: inherit;
}

.char-counter {
    text-align: right;
    font-size: 0.85rem;
    color: #6b7280;
    margin-top: 5px;
}

/* Validation Section */
.validation-section {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(51, 65, 85, 0.6) 100%);
    padding: 28px;
    border-radius: 16px;
    margin: 24px 0;
    border: 1px solid rgba(148, 163, 184, 0.15);
    box-shadow: 
        0 8px 20px -5px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.validation-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.4), transparent);
}

.validation-instructions {
    text-align: center;
    margin-bottom: 24px;
}

.validation-instructions p {
    color: #e2e8f0;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.6;
}

.validation-instructions strong {
    color: #ffffff;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.target-red { color: #ef4444; }
.target-blue { color: #3b82f6; }
.target-green { color: #10b981; }
.target-purple { color: #8b5cf6; }
.target-orange { color: #f59e0b; }
.target-yellow { color: #eab308; }

.slider-container {
    text-align: center;
    margin: 20px 0;
}

.shape-display {
    margin-bottom: 20px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shape {
    width: 60px;
    height: 60px;
    transition: all 0.3s ease;
}

.shape.circle {
    border-radius: 50%;
}

.shape.square {
    border-radius: 8px;
}

.shape.triangle {
    width: 0;
    height: 0;
    border-left: 30px solid transparent;
    border-right: 30px solid transparent;
    border-bottom: 52px solid;
    background: none;
}

.shape.diamond {
    transform: rotate(45deg);
    border-radius: 8px;
}

/* Shape Colors */
.shape.red { background-color: #ef4444; border-bottom-color: #ef4444; }
.shape.blue { background-color: #3b82f6; border-bottom-color: #3b82f6; }
.shape.green { background-color: #10b981; border-bottom-color: #10b981; }
.shape.purple { background-color: #8b5cf6; border-bottom-color: #8b5cf6; }
.shape.orange { background-color: #f59e0b; border-bottom-color: #f59e0b; }
.shape.yellow { background-color: #eab308; border-bottom-color: #eab308; }

.validation-slider {
    width: 100%;
    height: 12px;
    border-radius: 8px;
    background: linear-gradient(90deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.6) 100%);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    border: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.validation-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    cursor: pointer;
    box-shadow: 
        0 4px 12px rgba(59, 130, 246, 0.4),
        0 0 0 2px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.validation-slider::-webkit-slider-thumb:hover {
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    transform: scale(1.15);
    box-shadow: 
        0 6px 16px rgba(59, 130, 246, 0.5),
        0 0 0 3px rgba(59, 130, 246, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.validation-slider::-moz-range-thumb {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 
        0 4px 12px rgba(59, 130, 246, 0.4),
        0 0 0 2px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 0.8rem;
    color: #6b7280;
}

.validation-checkbox {
    text-align: center;
    margin-top: 15px;
}

.validation-checkbox label {
    color: #e2e8f0;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.validation-checkbox input[type="checkbox"] {
    width: 20px !important;
    height: 20px !important;
    margin: 0 !important;
    appearance: none !important;
    -webkit-appearance: none !important;
    background: rgba(15, 23, 42, 0.6) !important;
    border: 2px solid rgba(148, 163, 184, 0.3) !important;
    border-radius: 4px !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    flex-shrink: 0 !important;
    min-width: 20px !important;
    min-height: 20px !important;
    padding: 0 !important;
    box-sizing: border-box !important;
}

.validation-checkbox input[type="checkbox"]:checked {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%) !important;
    border-color: #3b82f6 !important;
}

.validation-checkbox input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 14px;
    font-weight: bold;
}

.validation-checkbox input[type="checkbox"]:hover {
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}

/* Form Actions */
.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 25px;
}

.submit-btn {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    color: #ffffff;
    border: none;
    border-radius: 14px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 8px 20px rgba(59, 130, 246, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.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 0.6s ease;
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 
        0 12px 28px rgba(59, 130, 246, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.2);
}

.submit-btn:hover:not(:disabled)::before {
    left: 100%;
}

.submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    background: linear-gradient(135deg, #64748b 0%, #6b7280 100%);
    box-shadow: none;
}

.cancel-reply-btn {
    background: rgba(255, 255, 255, 0.1);
    color: #e0e9f0;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cancel-reply-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Comments List */
.comments-list {
    padding: 0 40px 40px 40px;
}

.comment-item {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.6) 0%, rgba(30, 41, 59, 0.4) 100%);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 20px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.comment-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.3), transparent);
}

.comment-item:hover {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.6) 100%);
    border-color: rgba(59, 130, 246, 0.2);
    transform: translateY(-2px);
    box-shadow: 
        0 12px 24px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(59, 130, 246, 0.1);
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.comment-author {
    color: #ffffff;
    font-weight: 700;
    font-size: 1rem;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.comment-time {
    color: #94a3b8;
    font-size: 0.9rem;
    font-weight: 500;
}

.comment-text {
    color: #e2e8f0;
    line-height: 1.7;
    margin-bottom: 20px;
    font-size: 1rem;
    font-weight: 400;
}

.comment-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.reply-btn {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 10px;
    padding: 8px 16px;
    color: #3b82f6;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
}

.reply-btn:hover {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
    border-color: rgba(59, 130, 246, 0.3);
    color: #2563eb;
    transform: translateY(-1px);
}

.vote-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.vote-btn {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.6) 100%);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 10px;
    padding: 8px 14px;
    color: #e2e8f0;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 6px;
    backdrop-filter: blur(10px);
}

.vote-btn:hover {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.7) 100%);
    border-color: rgba(148, 163, 184, 0.3);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.vote-btn.voted {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(34, 197, 94, 0.2) 100%);
    border-color: #10b981;
    color: #10b981;
    box-shadow: 0 0 0 1px rgba(16, 185, 129, 0.2);
}

.vote-count {
    font-weight: 600;
}

.vote-score {
    font-weight: 700;
    font-size: 0.9rem;
    min-width: 20px;
    text-align: center;
}

.vote-score.positive {
    color: #10b981;
}

.vote-score.negative {
    color: #ef4444;
}

/* Pagination */
.pagination-container {
    text-align: center;
    padding: 0 40px 40px 40px;
}

.load-more-btn {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 14px;
    padding: 16px 32px;
    color: #3b82f6;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.load-more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.6s ease;
}

.load-more-btn:hover {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
    border-color: rgba(59, 130, 246, 0.3);
    color: #2563eb;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.2);
}

.load-more-btn:hover::before {
    left: 100%;
}

/* Loading States */
.loading-spinner {
    text-align: center;
    color: #94a3b8;
    font-style: italic;
    padding: 60px 40px;
    font-size: 1.1rem;
    font-weight: 500;
}

.no-comments {
    text-align: center;
    color: #94a3b8;
    font-style: italic;
    padding: 60px 40px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.6) 0%, rgba(30, 41, 59, 0.4) 100%);
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    margin: 0 40px 40px 40px;
    font-size: 1.1rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

/* Notifications */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 16px 24px;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    z-index: 1000;
    animation: slideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 400px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.notification.success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.9) 0%, rgba(34, 197, 94, 0.9) 100%);
    border-left: 4px solid #059669;
}

.notification.error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.9) 0%, rgba(220, 38, 38, 0.9) 100%);
    border-left: 4px solid #dc2626;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .comments-section {
        margin: 20px 0;
        padding: 20px;
    }
    
    .comments-title {
        font-size: 1.5rem;
    }
    
    .comment-form {
        padding: 20px;
    }
    
    .form-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .submit-btn,
    .cancel-reply-btn {
        width: 100%;
        max-width: 300px;
    }
    
    .comment-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .comment-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .vote-section {
        align-self: flex-end;
    }
    
    .notification {
        right: 10px;
        left: 10px;
        max-width: none;
    }
}