/* Modern Red-Black Theme Frontend Popup Styles */
.cap-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 999999;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.cap-popup-overlay.cap-active {
    opacity: 1;
    visibility: visible;
}

.cap-popup-container {
    max-width: 520px;
    width: 100%;
    position: relative;
    animation: popupSlideIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.cap-popup {
    background: linear-gradient(145deg, #1a1a1a 0%, #0f0f0f 100%);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 
        0 32px 64px -12px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(220, 38, 38, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transform: translateY(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

/* Header */
.cap-popup-header {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 50%, #991b1b 100%);
    color: white;
    padding: 28px 32px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.cap-popup-header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3) 20%, 
        rgba(255, 255, 255, 0.6) 50%, 
        rgba(255, 255, 255, 0.3) 80%, 
        transparent
    );
}

.cap-popup-title {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 800;
    line-height: 1.2;
    color: white;
    flex: 1;
    margin-right: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.025em;
}

.cap-popup-close {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 44px;
    height: 44px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
    backdrop-filter: blur(10px);
}

.cap-popup-close:hover {
    background: rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.4);
    transform: scale(1.05);
}

.cap-popup-close:active {
    transform: scale(0.95);
}

/* Content */
.cap-popup-content {
    padding: 32px;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
}

.cap-popup-body {
    color: #1f2937;
    line-height: 1.8;
    font-size: 1.1rem;
    margin-bottom: 28px;
    font-weight: 400;
}

.cap-popup-body h1,
.cap-popup-body h2,
.cap-popup-body h3,
.cap-popup-body h4,
.cap-popup-body h5,
.cap-popup-body h6 {
    color: #111827;
    margin-top: 0;
    margin-bottom: 16px;
    font-weight: 700;
    letter-spacing: -0.025em;
}

.cap-popup-body p {
    margin-bottom: 16px;
}

.cap-popup-body p:last-child {
    margin-bottom: 0;
}

.cap-popup-body ul,
.cap-popup-body ol {
    padding-left: 24px;
    margin-bottom: 16px;
}

.cap-popup-body li {
    margin-bottom: 8px;
}

.cap-popup-body a {
    color: #dc2626;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
    border-bottom: 1px solid rgba(220, 38, 38, 0.3);
}

.cap-popup-body a:hover {
    color: #b91c1c;
    border-bottom-color: #b91c1c;
}

.cap-popup-body strong,
.cap-popup-body b {
    color: #111827;
    font-weight: 700;
}

/* Actions */
.cap-popup-actions {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 32px;
    padding-top: 28px;
    border-top: 2px solid #e5e7eb;
}

.cap-popup-actions.cap-actions-row {
    flex-direction: row;
    gap: 12px;
}

.cap-popup-actions.cap-actions-row .cap-popup-btn {
    flex: 1;
}

.cap-popup-btn {
    padding: 16px 28px;
    border: none;
    border-radius: 14px;
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.025em;
    text-transform: uppercase;
    font-size: 0.95rem;
}

.cap-popup-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;
}

.cap-popup-btn:hover::before {
    left: 100%;
}

.cap-popup-btn-action {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 50%, #991b1b 100%);
    color: white;
    box-shadow: 
        0 8px 25px rgba(220, 38, 38, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.cap-popup-btn-action:hover {
    background: linear-gradient(135deg, #b91c1c 0%, #991b1b 50%, #7f1d1d 100%);
    box-shadow: 
        0 12px 35px rgba(220, 38, 38, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.cap-popup-btn-action:active {
    transform: translateY(0);
}

.cap-popup-btn-dismiss {
    background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
    color: white;
    box-shadow: 
        0 4px 15px rgba(55, 65, 81, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.2);
}

.cap-popup-btn-dismiss:hover {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    box-shadow: 
        0 6px 20px rgba(55, 65, 81, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.cap-popup-btn-close {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    color: white;
    box-shadow: 
        0 4px 15px rgba(107, 114, 128, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.2);
}

.cap-popup-btn-close:hover {
    background: linear-gradient(135deg, #4b5563 0%, #374151 100%);
    transform: translateY(-1px);
}

/* Animations */
@keyframes popupSlideIn {
    from {
        opacity: 0;
        transform: scale(0.85) translateY(-40px) rotateX(10deg);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0) rotateX(0deg);
    }
}

@keyframes popupSlideOut {
    from {
        opacity: 1;
        transform: scale(1) translateY(0) rotateX(0deg);
    }
    to {
        opacity: 0;
        transform: scale(0.9) translateY(30px) rotateX(-5deg);
    }
}

.cap-popup-overlay.cap-closing {
    animation: fadeOut 0.4s ease-out forwards;
}

.cap-popup-overlay.cap-closing .cap-popup-container {
    animation: popupSlideOut 0.4s ease-out forwards;
}

@keyframes fadeOut {
    to {
        opacity: 0;
        visibility: hidden;
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .cap-popup-overlay {
        padding: 16px;
    }
    
    .cap-popup-container {
        max-width: 100%;
    }
    
    .cap-popup-header {
        padding: 24px 24px;
    }
    
    .cap-popup-title {
        font-size: 1.5rem;
        margin-right: 16px;
    }
    
    .cap-popup-close {
        width: 40px;
        height: 40px;
    }
    
    .cap-popup-content {
        padding: 28px 24px;
    }
    
    .cap-popup-body {
        font-size: 1rem;
    }
    
    .cap-popup-btn {
        padding: 14px 24px;
        font-size: 0.9rem;
    }
    
    .cap-popup-actions.cap-actions-row {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .cap-popup-overlay {
        padding: 12px;
        align-items: flex-start;
        padding-top: 60px;
    }
    
    .cap-popup-header {
        padding: 20px 20px;
    }
    
    .cap-popup-title {
        font-size: 1.25rem;
    }
    
    .cap-popup-close {
        width: 36px;
        height: 36px;
    }
    
    .cap-popup-content {
        padding: 24px 20px;
    }
    
    .cap-popup-actions {
        margin-top: 24px;
        padding-top: 20px;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .cap-popup-content {
        background: linear-gradient(145deg, #1f2937 0%, #111827 100%);
    }
    
    .cap-popup-body {
        color: #e5e7eb;
    }
    
    .cap-popup-body h1,
    .cap-popup-body h2,
    .cap-popup-body h3,
    .cap-popup-body h4,
    .cap-popup-body h5,
    .cap-popup-body h6 {
        color: #f9fafb;
    }
    
    .cap-popup-actions {
        border-top-color: #374151;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .cap-popup {
        border: 3px solid #dc2626;
    }
    
    .cap-popup-close {
        border: 2px solid #ffffff;
    }
    
    .cap-popup-btn-action {
        border: 2px solid #991b1b;
    }
    
    .cap-popup-btn-dismiss {
        border: 2px solid #374151;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .cap-popup-overlay,
    .cap-popup,
    .cap-popup-btn,
    .cap-popup-close {
        transition: none;
        animation: none;
    }
    
    .cap-popup-container {
        animation: none;
    }
    
    .cap-popup-btn::before {
        display: none;
    }
}

/* Focus Styles for Accessibility */
.cap-popup-close:focus,
.cap-popup-btn:focus {
    outline: 3px solid #dc2626;
    outline-offset: 2px;
}

/* Screen Reader Only Text */
.cap-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Special Effects */
.cap-popup-header {
    position: relative;
    overflow: hidden;
}

.cap-popup-header::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: shimmer 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes shimmer {
    0%, 100% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    50% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

/* Glow Effect */
.cap-popup-btn-action {
    position: relative;
}

.cap-popup-btn-action::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #dc2626, #b91c1c, #dc2626);
    border-radius: 16px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cap-popup-btn-action:hover::after {
    opacity: 0.7;
    animation: glow 1.5s ease-in-out infinite alternate;
}

@keyframes glow {
    from { box-shadow: 0 0 20px rgba(220, 38, 38, 0.5); }
    to { box-shadow: 0 0 30px rgba(220, 38, 38, 0.8); }
}