/* Course Page Specific Styles */

/* Course Hero Section */
.course-hero {
    padding: 180px 0 80px;
    background: linear-gradient(135deg, var(--bg-color) 0%, rgba(0, 102, 204, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.course-hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.1) 0%, rgba(255, 107, 107, 0) 70%);
    border-radius: 50%;
    z-index: 0;
}

.course-hero-content {
    display: flex;
    align-items: center;
    gap: 50px;
    position: relative;
    z-index: 1;
}

.course-hero-text {
    flex: 1.2;
}

.course-hero-image {
    flex: 0.8;
    display: flex;
    justify-content: center;
    align-items: center;
}

.course-hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--text-color);
    font-weight: 700;
    background: linear-gradient(90deg, #ff6b6b, #0066cc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.course-subtitle {
    font-size: 1.3rem;
    margin-bottom: 30px;
    color: var(--text-color);
    max-width: 600px;
    line-height: 1.6;
}

.course-price-container {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

.course-original-price {
    font-size: 1.5rem;
    text-decoration: line-through;
    color: var(--text-light);
    font-weight: 500;
}

.course-discount-badge {
    background-color: #ff6b6b;
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
}

.course-final-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
}

.course-cta {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

/* Course Features Section */
.course-features {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px 30px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    color: #ff6b6b;
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Course Curriculum Section */
.course-curriculum {
    padding: 100px 0;
    background-color: white;
}

body.dark-mode .course-curriculum {
    background-color: var(--bg-dark);
}

.curriculum-container {
    margin-top: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.curriculum-module {
    margin-bottom: 20px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
}

body.dark-mode .curriculum-module {
    border-color: rgba(255, 255, 255, 0.1);
}

.curriculum-module:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.module-header {
    padding: 20px 30px;
    background-color: var(--card-bg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.module-header h3 {
    font-size: 1.3rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 15px;
}

.module-number {
    background-color: var(--primary-color);
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 700;
}

.module-toggle {
    color: var(--text-light);
    transition: var(--transition);
}

.module-toggle.active i {
    transform: rotate(45deg);
}

.module-content {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.module-content.active {
    padding: 20px 30px;
    max-height: 500px;
}

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

.module-lessons li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--text-color);
}

.module-lessons li i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

/* Instructors Section */
.course-instructors {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.instructors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.instructor-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.instructor-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.instructor-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 20px;
    border: 5px solid rgba(0, 102, 204, 0.1);
}

.instructor-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.instructor-card h3 {
    font-size: 1.5rem;
    margin-bottom: 5px;
    color: var(--text-color);
}

.instructor-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 15px;
}

.instructor-bio {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.instructor-social {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(0, 102, 204, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: var(--transition);
}

.social-icon:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

/* Testimonials Section */
.course-testimonials {
    padding: 100px 0;
    background-color: white;
    position: relative;
}

body.dark-mode .course-testimonials {
    background-color: var(--bg-dark);
}

.testimonials-slider {
    position: relative;
    max-width: 900px;
    margin: 50px auto 0;
    overflow: hidden;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.prev-btn, .next-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--card-bg);
    border: none;
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.prev-btn:hover, .next-btn:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

/* FAQ Section */
.course-faq {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.faq-container {
    max-width: 900px;
    margin: 50px auto 0;
}

.faq-item {
    margin-bottom: 20px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    overflow: hidden;
}

body.dark-mode .faq-item {
    border-color: rgba(255, 255, 255, 0.1);
}

.faq-question {
    padding: 20px 30px;
    background-color: var(--card-bg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question h3 {
    font-size: 1.2rem;
    color: var(--text-color);
    font-weight: 600;
}

.faq-toggle {
    color: var(--text-light);
    transition: var(--transition);
}

.faq-toggle.active i {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer.active {
    padding: 20px 30px;
    max-height: 200px;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Registration Section */
.course-registration {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05) 0%, rgba(255, 107, 107, 0.1) 100%);
}

.registration-container {
    display: flex;
    gap: 50px;
    max-width: 1140px;
    margin: 0 auto;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.registration-content {
    flex: 1;
    padding: 50px;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05) 0%, rgba(255, 107, 107, 0.05) 100%);
}

.registration-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-color);
}

.registration-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: var(--text-color);
}

.registration-benefits {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
}

.registration-benefits li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--text-color);
}

.registration-benefits li i {
    color: #ff6b6b;
    font-size: 1.2rem;
}

.registration-price {
    margin-top: 30px;
}

.price-tag {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 10px;
}

.price-tag .original-price {
    font-size: 1.5rem;
    text-decoration: line-through;
    color: var(--text-light);
}

.price-tag .final-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
}

.price-note {
    color: var(--text-light);
    font-size: 0.9rem;
}

.registration-form {
    flex: 1;
    padding: 50px;
}

.btn-full {
    width: 100%;
}

.radio-group {
    display: flex;
    gap: 20px;
    margin-top: 10px;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.radio-option input {
    margin: 0;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .course-hero-content {
        flex-direction: column;
    }

    .course-hero-text {
        text-align: center;
    }

    .course-badge, .course-price-container, .course-cta {
        justify-content: center;
    }

    .registration-container {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .course-hero h1 {
        font-size: 2.5rem;
    }

    .course-subtitle {
        font-size: 1.1rem;
    }

    .course-cta {
        flex-direction: column;
    }

    .features-grid, .instructors-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .course-hero h1 {
        font-size: 2rem;
    }

    .course-price-container {
        flex-direction: column;
        align-items: flex-start;
    }

    .registration-content, .registration-form {
        padding: 30px;
    }

    .radio-group {
        flex-direction: column;
        gap: 10px;
    }
}