/* Course Page Specific Styles */

.course-header {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: white;
    padding: 5rem 3rem 3rem;
    text-align: center;
}

.header-container {
    max-width: 900px;
    margin: 0 auto;
}

.course-level-badge {
    display: inline-block;
    background: var(--accent);
    color: var(--primary-dark);
    padding: 0.6rem 1.5rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.course-header h1 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.course-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2.5rem;
}

.course-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.stat-icon {
    font-size: 1.8rem;
}

.stat-text {
    font-size: 1rem;
    font-weight: 500;
}

/* Course Content Layout */
.course-content {
    background: var(--bg-cream);
    min-height: 100vh;
}

.content-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 0;
}

/* Sidebar */
.course-sidebar {
    background: var(--bg-white);
    border-right: 1px solid var(--border-light);
    padding: 3rem 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-progress {
    padding: 0 2rem;
    margin-bottom: 3rem;
}

.sidebar-progress h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-dark);
    background: var(--bg-cream);
    padding: 0.8rem 1rem;
    border-radius: 8px;
    border: 2px solid var(--border-light);
}

.overall-progress {
    text-align: center;
}

.progress-circle {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 1rem;
}

.progress-circle svg {
    transform: rotate(-90deg);
}

.progress-ring {
    transition: stroke-dashoffset 0.5s ease;
}

.progress-percent {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Cormorant Garamond', serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.progress-text {
    font-size: 0.9rem;
    color: var(--text-medium);
}

/* Module Navigation */
.module-navigation {
    padding: 0 1rem;
    margin-bottom: 2rem;
}

.module-navigation h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-dark);
    padding: 0.8rem 1rem;
    background: var(--bg-cream);
    border-radius: 8px;
    border: 2px solid var(--border-light);
}

.module-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.module-nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    text-decoration: none;
    color: var(--text-dark);
    border-radius: 8px;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.module-nav-item:hover {
    background: var(--bg-cream);
    transform: translateX(5px);
}

.module-nav-item.active {
    background: var(--bg-cream);
    border-left-color: var(--accent);
}

.module-nav-item.completed {
    opacity: 0.6;
}

.module-nav-item.completed::after {
    content: '✓';
    margin-left: auto;
    color: var(--primary);
    font-weight: bold;
}

.module-nav-number {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    opacity: 0.7;
    min-width: 35px;
}

.module-nav-title {
    font-size: 0.9rem;
    font-weight: 500;
    flex: 1;
}

/* Common Mistakes Sidebar */
.mistakes-sidebar {
    padding: 0 2rem;
    margin-top: 2rem;
}

.mistakes-toggle {
    width: 100%;
    padding: 1rem 1.5rem;
    background: var(--accent);
    color: var(--primary-dark);
    border: none;
    border-radius: 10px;
    font-family: 'Work Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
}

.mistakes-toggle:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
}

.mistakes-content {
    margin-top: 1rem;
    padding: 1.5rem;
    background: rgba(232, 184, 109, 0.1);
    border-radius: 10px;
    border: 2px solid var(--accent);
}

.mistakes-content h4 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.1rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.mistakes-content ul {
    list-style: none;
    padding: 0;
}

.mistakes-content li {
    padding: 0.5rem 0 0.5rem 1.5rem;
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
}

.mistakes-content li::before {
    content: '⚠️';
    position: absolute;
    left: 0;
}

/* Main Content Area */
.course-main {
    padding: 4rem;
    background: var(--bg-white);
}

.module-content {
    display: none;
    max-width: 900px;
    margin: 0 auto;
}

.module-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.module-header {
    margin-bottom: 3rem;
}

.module-badge {
    display: inline-block;
    padding: 0.6rem 1.5rem;
    background: var(--bg-cream);
    color: var(--primary-dark);
    border-radius: 25px;
    border: 2px solid var(--accent);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.module-header h2 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.module-intro {
    font-size: 1.2rem;
    color: var(--text-medium);
    line-height: 1.7;
    background: var(--bg-cream);
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid var(--primary);
}

/* Content Sections with Boxed Headers */
.content-section {
    margin-bottom: 3rem;
}

.content-section h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    margin-top: 2rem;
    background: var(--bg-cream);
    padding: 1rem 1.5rem;
    border-radius: 10px;
    border: 2px solid var(--border-light);
    display: inline-block;
}

.content-section h4 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 1rem;
    margin-top: 1.5rem;
}

.content-section p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.content-section strong {
    color: var(--primary-dark);
    font-weight: 600;
}

/* Callout Boxes */
.callout-box {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    border-radius: 12px;
    margin: 2rem 0;
    border-left: 4px solid;
}

.callout-box.tip {
    background: rgba(45, 90, 63, 0.05);
    border-left-color: var(--primary);
}

.callout-box.warning {
    background: rgba(232, 184, 109, 0.1);
    border-left-color: var(--accent);
}

.callout-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.callout-content {
    flex: 1;
    line-height: 1.7;
}

.callout-content strong {
    color: var(--primary-dark);
    display: block;
    margin-bottom: 0.5rem;
}

.callout-content ul {
    margin-top: 0.5rem;
    padding-left: 1.5rem;
}

.callout-content li {
    margin-bottom: 0.3rem;
}

/* Example Box */
.example-box {
    background: var(--bg-cream);
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
    border: 2px solid var(--border-light);
}

.example-box h4 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.example-box p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* Checkpoint Section */
.checkpoint-section {
    background: linear-gradient(135deg, rgba(45, 90, 63, 0.05) 0%, rgba(232, 184, 109, 0.05) 100%);
    padding: 2rem;
    border-radius: 12px;
    margin: 3rem 0;
    border: 2px solid var(--accent);
}

.checkpoint-section h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
    background: none;
    padding: 0;
    border: none;
    display: block;
}

/* Knowledge Check */
.knowledge-check {
    background: var(--bg-cream);
    padding: 2.5rem;
    border-radius: 15px;
    margin: 3rem 0;
    border: 2px solid var(--primary);
}

.knowledge-check h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    background: none;
    padding: 0;
    border: none;
    display: block;
}

.quiz-question {
    margin-bottom: 1.5rem;
}

.question-text {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.quiz-option {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--bg-white);
    border: 2px solid var(--border-light);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.quiz-option:hover {
    border-color: var(--primary-light);
    background: rgba(45, 90, 63, 0.02);
}

.quiz-option input[type="radio"] {
    cursor: pointer;
}

.quiz-option span {
    flex: 1;
    font-size: 1rem;
}

.check-answer-btn {
    padding: 1rem 2rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-family: 'Work Sans', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.check-answer-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.answer-feedback {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    font-weight: 500;
    display: none;
}

.answer-feedback.correct {
    display: block;
    background: rgba(45, 90, 63, 0.1);
    color: var(--primary);
    border: 2px solid var(--primary);
}

.answer-feedback.incorrect {
    display: block;
    background: rgba(232, 184, 109, 0.1);
    color: var(--accent-dark);
    border: 2px solid var(--accent);
}

/* Module Summary */
.module-summary {
    background: var(--bg-cream);
    padding: 2rem;
    border-radius: 12px;
    margin: 3rem 0;
    border-left: 4px solid var(--primary);
}

.module-summary h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
    background: none;
    padding: 0;
    border: none;
    display: block;
}

.module-summary ul {
    list-style: none;
    padding: 0;
}

.module-summary li {
    padding: 0.5rem 0 0.5rem 1.5rem;
    position: relative;
    line-height: 1.7;
}

.module-summary li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

/* Module Navigation Buttons */
.module-navigation-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-light);
}

.nav-button {
    padding: 1rem 2rem;
    border: 2px solid var(--primary);
    background: var(--bg-white);
    color: var(--primary);
    border-radius: 8px;
    font-family: 'Work Sans', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-button:hover:not(.disabled) {
    background: var(--primary);
    color: white;
}

.nav-button.next {
    background: var(--primary);
    color: white;
}

.nav-button.next:hover {
    background: var(--primary-dark);
}

.nav-button.disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Content Template Placeholder */
.content-template {
    background: rgba(232, 184, 109, 0.1);
    padding: 3rem;
    border-radius: 15px;
    border: 2px dashed var(--accent);
    text-align: center;
    margin: 2rem 0;
}

.content-template p {
    font-size: 1.1rem;
    color: var(--text-medium);
}

.content-template strong {
    color: var(--primary-dark);
}

/* Final Exam */
.exam-header {
    text-align: center;
    margin-bottom: 3rem;
}

.exam-badge {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: var(--accent);
    color: var(--primary-dark);
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.exam-header h2 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.5rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.exam-intro {
    font-size: 1.1rem;
    color: var(--text-medium);
}

.exam-content {
    background: var(--bg-cream);
    padding: 3rem;
    border-radius: 15px;
    border: 2px solid var(--accent);
}

.submit-exam-btn {
    width: 100%;
    padding: 1.5rem;
    background: var(--accent);
    color: var(--primary-dark);
    border: none;
    border-radius: 10px;
    font-family: 'Work Sans', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 2rem;
}

.submit-exam-btn:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 1024px) {
    .content-container {
        grid-template-columns: 1fr;
    }
    
    .course-sidebar {
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-light);
    }
}

@media (max-width: 768px) {
    .course-header h1 {
        font-size: 2.5rem;
    }
    
    .course-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .course-main {
        padding: 2rem 1.5rem;
    }
    
    .module-header h2 {
        font-size: 2.2rem;
    }
    
    .module-navigation-buttons {
        flex-direction: column;
        gap: 1rem;
    }
}
/* ========================================
   COURSE PAGES MOBILE RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    /* Course header */
    .course-header {
        padding: 3rem 1rem !important;
    }
    
    .course-header h1 {
        font-size: 2rem !important;
    }
    
    .course-level-badge {
        font-size: 0.75rem !important;
        padding: 0.5rem 1rem !important;
    }
    
    /* Course content layout */
    .content-container {
        flex-direction: column !important;
        padding: 0 !important;
    }
    
    .course-sidebar {
        width: 100% !important;
        position: static !important;
        height: auto !important;
        margin-bottom: 2rem !important;
        padding: 1rem !important;
    }
    
    .module-navigation {
        padding: 1rem !important;
    }
    
    .module-list {
        display: flex !important;
        flex-direction: column !important;
        gap: 0.5rem !important;
    }
    
    .module-nav-item {
        padding: 1rem !important;
    }
    
    .course-main {
        width: 100% !important;
        padding: 1rem !important;
    }
    
    /* Module content */
    .module-content {
        padding: 1.5rem 1rem !important;
    }
    
    .module-header h2 {
        font-size: 1.75rem !important;
    }
    
    .content-section {
        padding: 1.5rem 1rem !important;
    }
    
    .content-section h3 {
        font-size: 1.25rem !important;
    }
    
    /* Module navigation buttons */
    .module-navigation-buttons {
        flex-direction: column !important;
        gap: 1rem !important;
    }
    
    .nav-button {
        width: 100% !important;
    }
    
    /* Vitals box */
    .vitals-box {
        padding: 1.5rem !important;
    }
    
    .vital-item {
        flex-direction: column !important;
        gap: 0.5rem !important;
        align-items: flex-start !important;
    }
    
    .vital-label,
    .vital-value {
        width: 100% !important;
    }
    
    /* Strategy cards */
    .strategy-card {
        padding: 2rem 1.5rem !important;
    }
    
    .strategy-card h3 {
        font-size: 1.5rem !important;
    }
    
    /* Execution steps */
    .execution-steps li {
        padding-left: 2.5rem !important;
        font-size: 0.95rem !important;
    }
    
    .execution-steps li::before {
        width: 30px !important;
        height: 30px !important;
        font-size: 1rem !important;
    }
}

@media (max-width: 480px) {
    .course-header h1 {
        font-size: 1.5rem !important;
    }
    
    .module-content {
        padding: 1rem 0.5rem !important;
    }
    
    .content-section {
        padding: 1rem 0.5rem !important;
    }
}