/**
 * Popup and Modal CSS Standardization - Task 18
 * 
 * This file provides consistent styling for all popups and modals across the website.
 * It ensures proper rounded corners, positioning, shadows, and animations.
 * 
 * Requirements addressed:
 * - 10.2: Consistent popup styling and proper translation
 * - 10.3: Proper rounded corners on all sides
 * - 10.4: Standardized popup positioning, shadows, and animations
 */

/* ===== GLOBAL POPUP/MODAL BASE STYLES ===== */

/* Base overlay for all popups and modals */
.popup-overlay,
.modal-overlay,
.policy-modal-overlay,
.signup-overlay,
.cookie-banner-overlay,
.parent-guardian-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    backdrop-filter: blur(2px);
}

/* Active state for overlays */
.popup-overlay.active,
.modal-overlay.active,
.policy-modal-overlay.active,
.signup-overlay.active,
.cookie-banner-overlay.active,
.parent-guardian-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Base container for all popups and modals */
.popup-container,
.modal-container,
.policy-modal-container,
.signup-container,
.cookie-banner-container,
.parent-guardian-container {
    background: white;
    border-radius: 0.75rem; /* 12px - consistent rounded corners on ALL sides */
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 
                0 10px 10px -5px rgba(0, 0, 0, 0.04),
                0 0 0 1px rgba(0, 0, 0, 0.05);
    max-width: 90vw;
    max-height: 90vh;
    width: auto;
    display: flex;
    flex-direction: column;
    transform: scale(0.95) translateY(-10px);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
    position: relative;
}

/* Active state animation for containers */
.popup-overlay.active .popup-container,
.modal-overlay.active .modal-container,
.policy-modal-overlay.active .policy-modal-container,
.signup-overlay.active .signup-container,
.cookie-banner-overlay.active .cookie-banner-container,
.parent-guardian-overlay.active .parent-guardian-container {
    transform: scale(1) translateY(0);
}

/* ===== POPUP/MODAL HEADER STANDARDIZATION ===== */

.popup-header,
.modal-header,
.policy-modal-header,
.signup-header,
.parent-guardian-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 0.75rem 0.75rem 0 0; /* Rounded top corners only */
}

.popup-title,
.modal-title,
.policy-modal-title,
.signup-title,
.parent-guardian-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #111827;
    margin: 0;
    line-height: 1.3;
}

/* Close button standardization */
.popup-close,
.modal-close,
.policy-modal-close,
.signup-close,
.parent-guardian-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #6b7280;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
}

.popup-close:hover,
.modal-close:hover,
.policy-modal-close:hover,
.signup-close:hover,
.parent-guardian-close:hover {
    color: #374151;
    background-color: #f3f4f6;
    transform: scale(1.1);
}

/* ===== POPUP/MODAL CONTENT STANDARDIZATION ===== */

.popup-content,
.modal-content,
.policy-modal-content,
.signup-content,
.parent-guardian-content {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
    line-height: 1.6;
    color: #374151;
}

/* Content typography */
.popup-content h1,
.modal-content h1,
.policy-modal-content h1,
.signup-content h1,
.parent-guardian-content h1 {
    font-size: 1.875rem;
    font-weight: 700;
    color: #111827;
    margin-top: 0;
    margin-bottom: 1rem;
}

.popup-content h2,
.modal-content h2,
.policy-modal-content h2,
.signup-content h2,
.parent-guardian-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #111827;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    border-bottom: 1px solid #e5e7eb;
    padding-bottom: 0.5rem;
}

.popup-content h3,
.modal-content h3,
.policy-modal-content h3,
.signup-content h3,
.parent-guardian-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    margin-top: 1.25rem;
    margin-bottom: 0.5rem;
}

.popup-content p,
.modal-content p,
.policy-modal-content p,
.signup-content p,
.parent-guardian-content p {
    margin-bottom: 1rem;
    color: #374151;
}

/* ===== POPUP/MODAL FOOTER STANDARDIZATION ===== */

.popup-footer,
.modal-footer,
.policy-modal-footer,
.signup-footer,
.parent-guardian-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid #e5e7eb;
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    flex-shrink: 0;
    background: #f9fafb;
    border-radius: 0 0 0.75rem 0.75rem; /* Rounded bottom corners only */
}

/* Footer buttons */
.popup-footer button,
.modal-footer button,
.policy-modal-footer button,
.signup-footer button,
.parent-guardian-footer button {
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.popup-footer .btn-primary,
.modal-footer .btn-primary,
.policy-modal-footer .btn-primary,
.signup-footer .btn-primary,
.parent-guardian-footer .btn-primary {
    background-color: #3b82f6;
    color: white;
    border-color: #3b82f6;
}

.popup-footer .btn-primary:hover,
.modal-footer .btn-primary:hover,
.policy-modal-footer .btn-primary:hover,
.signup-footer .btn-primary:hover,
.parent-guardian-footer .btn-primary:hover {
    background-color: #1d4ed8;
    border-color: #1d4ed8;
    transform: translateY(-1px);
}

.popup-footer .btn-secondary,
.modal-footer .btn-secondary,
.policy-modal-footer .btn-secondary,
.signup-footer .btn-secondary,
.parent-guardian-footer .btn-secondary {
    background-color: #f3f4f6;
    color: #374151;
    border-color: #d1d5db;
}

.popup-footer .btn-secondary:hover,
.modal-footer .btn-secondary:hover,
.policy-modal-footer .btn-secondary:hover,
.signup-footer .btn-secondary:hover,
.parent-guardian-footer .btn-secondary:hover {
    background-color: #e5e7eb;
    border-color: #9ca3af;
}

/* ===== SPECIFIC POPUP TYPES ===== */

/* Cookie Banner Specific Styles */
.cookie-banner-container {
    position: fixed;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    max-width: 600px;
    margin: 0 auto;
    width: auto;
    max-height: none;
    transform: translateY(100px);
    z-index: 10000;
}

.cookie-banner-overlay.active .cookie-banner-container {
    transform: translateY(0);
}

/* Parent/Guardian Information Popup */
.parent-guardian-container {
    width: 500px;
    max-width: 90vw;
}

.parent-guardian-content {
    padding: 2rem;
}

.parent-guardian-content .form-group {
    margin-bottom: 1.5rem;
}

.parent-guardian-content label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #374151;
}

.parent-guardian-content input,
.parent-guardian-content select,
.parent-guardian-content textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 0.375rem;
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.parent-guardian-content input:focus,
.parent-guardian-content select:focus,
.parent-guardian-content textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Signup Form Container */
.signup-container {
    width: 600px;
    max-width: 90vw;
}

/* ===== SCROLLBAR STANDARDIZATION ===== */

.popup-content::-webkit-scrollbar,
.modal-content::-webkit-scrollbar,
.policy-modal-content::-webkit-scrollbar,
.signup-content::-webkit-scrollbar,
.parent-guardian-content::-webkit-scrollbar {
    width: 6px;
}

.popup-content::-webkit-scrollbar-track,
.modal-content::-webkit-scrollbar-track,
.policy-modal-content::-webkit-scrollbar-track,
.signup-content::-webkit-scrollbar-track,
.parent-guardian-content::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 3px;
}

.popup-content::-webkit-scrollbar-thumb,
.modal-content::-webkit-scrollbar-thumb,
.policy-modal-content::-webkit-scrollbar-thumb,
.signup-content::-webkit-scrollbar-thumb,
.parent-guardian-content::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.popup-content::-webkit-scrollbar-thumb:hover,
.modal-content::-webkit-scrollbar-thumb:hover,
.policy-modal-content::-webkit-scrollbar-thumb:hover,
.signup-content::-webkit-scrollbar-thumb:hover,
.parent-guardian-content::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* ===== LOADING STATES ===== */

.popup-loading,
.modal-loading,
.policy-modal-loading,
.signup-loading,
.parent-guardian-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
}

.popup-loading-spinner,
.modal-loading-spinner,
.policy-modal-loading-spinner,
.signup-loading-spinner,
.parent-guardian-loading-spinner {
    width: 2rem;
    height: 2rem;
    border: 2px solid #e5e7eb;
    border-top: 2px solid #3b82f6;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ===== RESPONSIVE DESIGN ===== */

@media (max-width: 768px) {
    .popup-container,
    .modal-container,
    .policy-modal-container,
    .signup-container,
    .parent-guardian-container {
        width: 95vw;
        max-height: 95vh;
        margin: 1rem;
        border-radius: 0.5rem; /* Slightly smaller radius on mobile */
    }
    
    .popup-header,
    .modal-header,
    .policy-modal-header,
    .signup-header,
    .parent-guardian-header {
        padding: 1rem;
        border-radius: 0.5rem 0.5rem 0 0;
    }
    
    .popup-content,
    .modal-content,
    .policy-modal-content,
    .signup-content,
    .parent-guardian-content {
        padding: 1rem;
    }
    
    .popup-footer,
    .modal-footer,
    .policy-modal-footer,
    .signup-footer,
    .parent-guardian-footer {
        padding: 1rem;
        border-radius: 0 0 0.5rem 0.5rem;
        flex-direction: column;
    }
    
    .popup-footer button,
    .modal-footer button,
    .policy-modal-footer button,
    .signup-footer button,
    .parent-guardian-footer button {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .popup-title,
    .modal-title,
    .policy-modal-title,
    .signup-title,
    .parent-guardian-title {
        font-size: 1.25rem;
    }
    
    /* Cookie banner on mobile */
    .cookie-banner-container {
        bottom: 0;
        left: 0;
        right: 0;
        border-radius: 0.5rem 0.5rem 0 0;
        margin: 0;
    }
}

@media (max-width: 480px) {
    .popup-container,
    .modal-container,
    .policy-modal-container,
    .signup-container,
    .parent-guardian-container {
        width: 100vw;
        height: 100vh;
        max-height: 100vh;
        border-radius: 0;
        margin: 0;
    }
    
    .popup-header,
    .modal-header,
    .policy-modal-header,
    .signup-header,
    .parent-guardian-header {
        border-radius: 0;
    }
    
    .popup-footer,
    .modal-footer,
    .policy-modal-footer,
    .signup-footer,
    .parent-guardian-footer {
        border-radius: 0;
    }
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */

/* Focus management */
.popup-container:focus-within,
.modal-container:focus-within,
.policy-modal-container:focus-within,
.signup-container:focus-within,
.parent-guardian-container:focus-within {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .popup-container,
    .modal-container,
    .policy-modal-container,
    .signup-container,
    .parent-guardian-container {
        border: 2px solid #000000;
    }
    
    .popup-header,
    .modal-header,
    .policy-modal-header,
    .signup-header,
    .parent-guardian-header {
        border-bottom: 2px solid #000000;
    }
    
    .popup-footer,
    .modal-footer,
    .policy-modal-footer,
    .signup-footer,
    .parent-guardian-footer {
        border-top: 2px solid #000000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .popup-overlay,
    .modal-overlay,
    .policy-modal-overlay,
    .signup-overlay,
    .parent-guardian-overlay {
        transition: opacity 0.1s ease, visibility 0.1s ease;
    }
    
    .popup-container,
    .modal-container,
    .policy-modal-container,
    .signup-container,
    .parent-guardian-container {
        transition: none;
        transform: none;
    }
    
    .popup-overlay.active .popup-container,
    .modal-overlay.active .modal-container,
    .policy-modal-overlay.active .policy-modal-container,
    .signup-overlay.active .signup-container,
    .parent-guardian-overlay.active .parent-guardian-container {
        transform: none;
    }
}

/* ===== PRINT STYLES ===== */

@media print {
    .popup-overlay,
    .modal-overlay,
    .policy-modal-overlay,
    .signup-overlay,
    .cookie-banner-overlay,
    .parent-guardian-overlay {
        position: static;
        background: none;
        opacity: 1;
        visibility: visible;
    }
    
    .popup-container,
    .modal-container,
    .policy-modal-container,
    .signup-container,
    .parent-guardian-container {
        box-shadow: none;
        border: 1px solid #000000;
        transform: none;
        max-width: none;
        max-height: none;
        width: 100%;
    }
}

/* ===== DARK MODE SUPPORT ===== */

@media (prefers-color-scheme: dark) {
    .popup-container,
    .modal-container,
    .policy-modal-container,
    .signup-container,
    .parent-guardian-container {
        background: #1f2937;
        color: #f9fafb;
    }
    
    .popup-header,
    .modal-header,
    .policy-modal-header,
    .signup-header,
    .parent-guardian-header {
        background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
        border-bottom-color: #4b5563;
    }
    
    .popup-title,
    .modal-title,
    .policy-modal-title,
    .signup-title,
    .parent-guardian-title {
        color: #f9fafb;
    }
    
    .popup-close,
    .modal-close,
    .policy-modal-close,
    .signup-close,
    .parent-guardian-close {
        color: #d1d5db;
    }
    
    .popup-close:hover,
    .modal-close:hover,
    .policy-modal-close:hover,
    .signup-close:hover,
    .parent-guardian-close:hover {
        color: #f9fafb;
        background-color: #4b5563;
    }
    
    .popup-footer,
    .modal-footer,
    .policy-modal-footer,
    .signup-footer,
    .parent-guardian-footer {
        background: #374151;
        border-top-color: #4b5563;
    }
}