/* ===================================
   Modal Styles - أنماط النوافذ المنبثقة
   =================================== */

/* Modal Overlay */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: var(--z-modal);
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: fadeIn 0.3s ease-out;
}

.modal.active {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Modal Content */
.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border: 2px solid var(--border-color);
    position: relative;
    animation: modalSlide 0.3s ease-out;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

@keyframes modalSlide {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Modal Close Button */
.modal-close {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: none;
    border: none;
    color: var(--text-accent);
    font-size: 1.5rem;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    border-radius: var(--radius-sm);
}

.modal-close:hover {
    background: rgba(157, 78, 221, 0.2);
    color: var(--color-accent-light);
    transform: rotate(90deg);
}

/* Modal Header */
.modal h2 {
    color: var(--text-accent);
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: var(--font-xl);
}

.modal h3 {
    color: var(--text-accent);
    margin-bottom: 1rem;
    font-size: var(--font-lg);
}

/* Form Elements */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-size: var(--font-sm);
    font-weight: 500;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    background: rgba(157, 78, 221, 0.1);
    border: 1px solid var(--border-color);
    padding: 0.8rem;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: var(--font-md);
    transition: var(--transition-normal);
    font-family: inherit;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 15px rgba(157, 78, 221, 0.3);
    background: rgba(157, 78, 221, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-error {
    color: #ff4444;
    font-size: var(--font-sm);
    margin-top: 0.3rem;
    display: none;
}

.form-group.error .form-error {
    display: block;
}

.form-group.error .form-input,
.form-group.error .form-textarea,
.form-group.error .form-select {
    border-color: #ff4444;
}

/* Form Button */
.form-btn {
    width: 100%;
    background: var(--gradient-primary);
    padding: 0.8rem;
    border-radius: var(--radius-xl);
    border: none;
    color: white;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    font-size: var(--font-md);
    margin-top: 1rem;
    font-weight: 600;
}

.form-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    filter: brightness(1.1);
}

.form-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-btn.secondary {
    background: rgba(157, 78, 221, 0.2);
    color: var(--text-accent);
    border: 1px solid var(--border-color);
}

.form-btn.secondary:hover:not(:disabled) {
    background: rgba(157, 78, 221, 0.3);
}

/* Social Login */
.social-login {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.social-login-btn {
    width: 100%;
    padding: 0.8rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: rgba(157, 78, 221, 0.1);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: var(--font-sm);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.social-login-btn:hover {
    background: rgba(157, 78, 221, 0.2);
    border-color: var(--border-color-hover);
    transform: translateY(-2px);
}

.social-login-btn.google {
    background: #4285f4;
    border-color: #4285f4;
    color: white;
}

.social-login-btn.google:hover {
    background: #357abd;
}

.social-login-btn.discord {
    background: #5865f2;
    border-color: #5865f2;
    color: white;
}

.social-login-btn.discord:hover {
    background: #4752c4;
}

/* Checkbox & Radio */
.form-checkbox,
.form-radio {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.form-checkbox input[type="checkbox"],
.form-radio input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-accent);
    cursor: pointer;
}

/* Modal Types */
.modal-info .modal-content {
    border-color: #4a90e2;
}

.modal-success .modal-content {
    border-color: #56ab2f;
}

.modal-warning .modal-content {
    border-color: #f39c12;
}

.modal-error .modal-content {
    border-color: #e74c3c;
}

/* Confirmation Modal */
.confirmation-modal .modal-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.confirmation-modal .form-btn {
    margin-top: 0;
}

/* Image Modal */
.image-modal .modal-content {
    max-width: 90vw;
    max-height: 90vh;
    padding: 1rem;
}

.image-modal img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
}

/* Loading Modal */
.loading-modal .modal-content {
    text-align: center;
    padding: 3rem;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(157, 78, 221, 0.2);
    border-top-color: var(--color-accent);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Coin Info */
.coin-info {
    background: rgba(157, 78, 221, 0.1);
    padding: 1rem;
    border-radius: var(--radius-sm);
    text-align: center;
    margin: 1rem 0;
    border: 1px solid var(--border-color);
}

.coin-info strong {
    color: var(--text-accent);
    font-size: var(--font-lg);
}

/* Notification Toast */
.notification-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-lg);
    z-index: calc(var(--z-modal) + 1);
    transform: translateX(400px);
    transition: transform var(--transition-normal);
    max-width: 350px;
}

.notification-toast.show {
    transform: translateX(0);
}

.notification-toast.success {
    border-color: #56ab2f;
    background: linear-gradient(145deg, rgba(86, 171, 47, 0.1), var(--bg-card));
}

.notification-toast.error {
    border-color: #e74c3c;
    background: linear-gradient(145deg, rgba(231, 76, 60, 0.1), var(--bg-card));
}

.notification-toast.warning {
    border-color: #f39c12;
    background: linear-gradient(145deg, rgba(243, 156, 18, 0.1), var(--bg-card));
}

.notification-toast.info {
    border-color: #4a90e2;
    background: linear-gradient(145deg, rgba(74, 144, 226, 0.1), var(--bg-card));
}

/* Responsive */
@media (max-width: 768px) {
    .modal {
        padding: 1rem;
    }
    
    .modal-content {
        padding: 1.5rem;
        max-width: 100%;
    }
    
    .notification-toast {
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .social-login {
        flex-direction: column;
    }
}