/**
 * Enhanced Enrollment UI Styles (FIXED)
 * Aligned with MedPrepOnline teal theme
 */

/* ============================================
   COURSE CARD ENROLLED STATE
   ============================================ */
.course-card.enrolled {
    border: 2px solid var(--success-green);
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.2);
    position: relative;
    overflow: hidden;
}

.course-card.enrolled::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--success-green) 0%, var(--success-light) 100%);
    z-index: 1;
}

.course-card.enrolled .course-image::after {
    content: 'ENROLLED';
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(40, 167, 69, 0.9);
    color: white;
    padding: 4px 8px;
    border-radius: var(--radius-md);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(5px);
    z-index: 10;
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: var(--z-tooltip);
    max-width: 400px;
}

.toast {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    border: none;
    backdrop-filter: blur(10px);
    margin-bottom: 10px;
    animation: slideInRight 0.3s ease-out;
}

.toast.bg-success {
    background: linear-gradient(135deg, var(--success-green) 0%, var(--success-light) 100%) !important;
}

.toast.bg-danger {
    background: linear-gradient(135deg, var(--danger-red) 0%, #e74c3c 100%) !important;
}

.toast.bg-warning {
    background: linear-gradient(135deg, var(--warning-yellow) 0%, #ffb700 100%) !important;
    color: #212529 !important;
}

.toast.bg-info {
    background: var(--primary-gradient) !important;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============================================
   ENROLLMENT BUTTONS
   ============================================ */
.course-cta .btn {
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.course-cta .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;
}

.course-cta .btn:hover::before {
    left: 100%;
}

.btn[data-action="enroll"] {
    background: var(--primary-gradient);
    border: none;
    box-shadow: var(--shadow-primary);
    color: white;
}

.btn[data-action="enroll"]:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn[data-action="unenroll"] {
    background: linear-gradient(135deg, var(--danger-red) 0%, var(--danger-dark) 100%);
    border: none;
    color: white;
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
}

.btn[data-action="unenroll"]:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
    background: linear-gradient(135deg, var(--danger-dark) 0%, #a71e2a 100%);
}

/* ============================================
   LOADING STATES
   ============================================ */
.btn:disabled {
    cursor: not-allowed;
    opacity: 0.7;
}

.btn .spinner-border-sm {
    width: 0.875rem;
    height: 0.875rem;
}

/* ============================================
   MODAL ENHANCEMENTS
   ============================================ */
.enrollment-modal .modal-content {
    border-radius: var(--radius-lg);
    border: none;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.enrollment-modal .modal-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-bottom: 1px solid var(--border-light);
    padding: 1.5rem 2rem 1rem;
}

.enrollment-modal .modal-body {
    padding: 2rem;
}

.enrollment-modal .modal-footer {
    background: var(--bg-light);
    border-top: 1px solid var(--border-light);
    padding: 1rem 2rem 1.5rem;
}

/* ============================================
   WELCOME MODAL
   ============================================ */
.modal.fade .modal-dialog {
    transition: var(--transition-smooth);
}

.modal.show .modal-dialog {
    transform: none;
}

/* ============================================
   CONFIRMATION MODAL
   ============================================ */
#confirmationModal .modal-content {
    border-left: 5px solid var(--warning-yellow);
}

#confirmationModal .modal-header {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
}

/* ============================================
   PROGRESS WARNING
   ============================================ */
.progress-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border: 1px solid var(--warning-yellow);
    border-radius: var(--radius-md);
    padding: 1rem;
    margin: 1rem 0;
    display: flex;
    align-items: center;
}

.progress-warning i {
    font-size: 1.2rem;
    margin-right: 0.75rem;
    color: #856404;
}

/* ============================================
   COURSE CARD ENHANCEMENTS
   ============================================ */
.course-card {
    transition: var(--transition-smooth);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.course-card:hover .course-overlay {
    opacity: 1;
}

.course-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-base);
    z-index: 5;
}

.course-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.course-actions .btn {
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ============================================
   PRICE BADGES
   ============================================ */
.price-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 10;
}

.price-badge .badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge.bg-success {
    background: linear-gradient(135deg, var(--success-green) 0%, var(--success-light) 100%) !important;
}

.badge.bg-primary {
    background: var(--primary-gradient) !important;
}

/* ============================================
   COURSE FOOTER
   ============================================ */
.course-footer {
    padding: 1.5rem;
    background: var(--bg-light);
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.course-stats {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
}

.course-stats .stat {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
    color: var(--text-medium);
}

.course-stats .stat i {
    margin-right: 0.25rem;
    opacity: 0.7;
}

.course-cta {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

/* ============================================
   COURSE IMAGE
   ============================================ */
.course-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: var(--bg-light);
}

.card-img,
.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-base);
}

.course-card:hover .card-img,
.course-card:hover .course-image img {
    transform: scale(1.05);
}

.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-gray) 100%);
    color: var(--text-medium);
    font-size: 2rem;
}

/* ============================================
   ENROLLMENT SUCCESS ANIMATION
   ============================================ */
@keyframes enrollmentSuccess {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

.course-card.enrollment-success {
    animation: enrollmentSuccess 0.6s ease-in-out;
}

/* ============================================
   ENHANCED FORM CONTROLS
   ============================================ */
.enrollment-modal .form-control {
    border-radius: var(--radius-md);
    border: 2px solid var(--border-light);
    padding: 0.75rem 1rem;
    transition: var(--transition-base);
}

.enrollment-modal .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem var(--primary-light);
}

.enrollment-modal .btn {
    border-radius: var(--radius-md);
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: var(--transition-smooth);
}

/* ============================================
   LOADING OVERLAY
   ============================================ */
.course-card.loading {
    pointer-events: none;
    position: relative;
}

.course-card.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 20;
}

/* ============================================
   BOOKMARK BUTTON
   ============================================ */
.btn[data-action="bookmark"] {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-light);
    color: var(--text-medium);
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
}

.btn[data-action="bookmark"]:hover {
    background: var(--bg-white);
    color: var(--danger-red);
    transform: scale(1.1);
}

.btn[data-action="bookmark"].bookmarked {
    color: var(--danger-red);
    background: var(--bg-white);
}

.btn[data-action="bookmark"].bookmarked i {
    color: var(--danger-red);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .toast-container {
        right: 10px;
        left: 10px;
        max-width: none;
    }

    .course-footer {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .course-cta {
        justify-content: center;
    }

    .course-card:hover {
        transform: none;
    }

    .course-overlay {
        opacity: 1;
        background: rgba(0, 0, 0, 0.5);
        position: static;
        background: transparent;
    }

    .course-actions {
        position: absolute;
        top: 10px;
        right: 10px;
        flex-direction: column;
    }
}