/* Course Detail Styles - Datacraft Institute */
/* Using official color palette from index.html */

:root {
    /* Official Datacraft Color Palette */
    --datacraft-primary: #1e40af;
    --datacraft-secondary: #1e3a8a;
    --datacraft-primary-gradient: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    --datacraft-bg-light: #f8fafc;
    --datacraft-bg-white: #ffffff;
    --datacraft-text-primary: #2d3748;
    --datacraft-text-secondary: #4a5568;
    --datacraft-text-muted: #718096;
    --datacraft-border: #e2e8f0;
    --datacraft-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --datacraft-shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --datacraft-shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.1);
    --datacraft-shadow-xl: 0 15px 40px rgba(0, 0, 0, 0.15);
    --datacraft-border-radius: 20px;
    --datacraft-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Breadcrumb Section - Modern & Compact */
.breadcrumb-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    margin-top: 70px;
    padding: 20px 0;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid rgba(30, 64, 175, 0.1);
}

.breadcrumb-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        rgba(30, 64, 175, 0.05) 0%, 
        rgba(59, 130, 246, 0.05) 50%, 
        rgba(30, 64, 175, 0.05) 100%);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.breadcrumb {
    background: none;
    margin: 0;
    position: relative;
    z-index: 2;
    padding: 0;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    font-size: 14px;
    font-weight: 500;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--datacraft-primary);
    border-radius: 50%;
    margin: 0 12px;
    display: inline-block;
}

.breadcrumb-item a {
    color: var(--datacraft-text-secondary);
    text-decoration: none;
    transition: var(--datacraft-transition);
    padding: 8px 12px;
    border-radius: 8px;
    position: relative;
}

.breadcrumb-item a:hover {
    color: var(--datacraft-primary);
    background: rgba(30, 64, 175, 0.1);
    transform: translateY(-1px);
}

.breadcrumb-item.active {
    color: var(--datacraft-primary);
    font-weight: 600;
    padding: 8px 12px;
    background: rgba(30, 64, 175, 0.1);
    border-radius: 8px;
}

/* Course Header Section - Modern & Professional */
.course-header-section {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%);
    padding: 40px 0 60px;
    color: white;
    position: relative;
    overflow: hidden;
    margin-top: -1px;
}

.course-header-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
    animation: float 8s ease-in-out infinite;
}

.course-header-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 0.6;
    animation: drift 12s linear infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-10px) rotate(1deg); }
    66% { transform: translateY(5px) rotate(-1deg); }
}

@keyframes drift {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(-20px) translateY(-20px); }
}

.course-badges {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.course-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.15);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.course-badge::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-badge:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

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

.course-badge.category-badge {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.course-badge.level-badge {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.course-badge i {
    margin-right: 6px;
    font-size: 14px;
    opacity: 0.9;
}

.course-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: white;
    line-height: 1.2;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 2;
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleGlow 3s ease-in-out infinite alternate;
}

@keyframes titleGlow {
    0% { filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3)); }
    100% { filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.5)); }
}

.course-subtitle {
    font-size: 1.1rem;
    margin-bottom: 24px;
    opacity: 0.9;
    line-height: 1.6;
    font-weight: 400;
    position: relative;
    z-index: 2;
    max-width: 600px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.course-meta {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    position: relative;
    z-index: 2;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    padding: 10px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.meta-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.meta-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.meta-item:hover::before {
    left: 100%;
}

.meta-item i {
    color: #FFD700;
    font-size: 16px;
    width: 18px;
    text-align: center;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.course-highlights {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    padding: 10px 16px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.highlight-item::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;
}

.highlight-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.highlight-item:hover::before {
    left: 100%;
}

.highlight-item i {
    color: #4CAF50;
    font-size: 14px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

/* Course Content Section */
.course-content-section {
    padding: 100px 0;
    background: var(--datacraft-bg-light);
}

.content-block {
    margin-bottom: 60px;
}

.content-block h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 36px;
    color: var(--datacraft-text-primary);
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
}

.content-block h2::before {
    content: '';
    width: 6px;
    height: 40px;
    background: var(--datacraft-primary-gradient);
    border-radius: 3px;
}

.content-block h2::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 0;
    width: 80px;
    height: 4px;
    background: var(--datacraft-primary-gradient);
    border-radius: 2px;
}

/* Course Features */
.course-features .feature-item {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
    padding: 20px;
    background: var(--datacraft-bg-white);
    border-radius: var(--datacraft-border-radius);
    box-shadow: var(--datacraft-shadow-sm);
    transition: var(--datacraft-transition);
}

.course-features .feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--datacraft-shadow-md);
}

.feature-item i {
    background: var(--datacraft-primary-gradient);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    transition: var(--datacraft-transition);
}

.feature-item:hover i {
    transform: scale(1.1);
}

.feature-item h5 {
    margin-bottom: 8px;
    font-weight: 700;
    color: var(--datacraft-text-primary);
    font-size: 1.1rem;
}

.feature-item p {
    margin: 0;
    color: var(--datacraft-text-secondary);
    line-height: 1.6;
}

/* Curriculum Accordion */
.curriculum-accordion .accordion-item {
    border: 1px solid var(--datacraft-border);
    border-radius: var(--datacraft-border-radius);
    margin-bottom: 16px;
    overflow: hidden;
    box-shadow: var(--datacraft-shadow-sm);
    transition: var(--datacraft-transition);
}

.curriculum-accordion .accordion-item:hover {
    box-shadow: var(--datacraft-shadow-md);
}

.curriculum-accordion .accordion-button {
    background: var(--datacraft-bg-white);
    border: none;
    font-weight: 700;
    padding: 24px;
    font-size: 16px;
    transition: var(--datacraft-transition);
    position: relative;
}

.curriculum-accordion .accordion-button::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--datacraft-primary-gradient);
    transform: scaleY(0);
    transition: var(--datacraft-transition);
}

.curriculum-accordion .accordion-button:not(.collapsed) {
    background: var(--datacraft-primary-gradient);
    color: white;
}

.curriculum-accordion .accordion-button:not(.collapsed)::before {
    transform: scaleY(1);
    background: rgba(255, 255, 255, 0.3);
}

.module-number {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    margin-right: 16px;
    font-weight: 600;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Skills, Career Outcomes, Prerequisites */
.skills-list .skill-item,
.career-outcomes .outcome-item,
.prerequisites-list .prerequisite-item {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    padding: 20px;
    background: var(--datacraft-bg-white);
    border-radius: var(--datacraft-border-radius);
    box-shadow: var(--datacraft-shadow-sm);
    transition: var(--datacraft-transition);
    min-height: 60px;
}

.skills-list .skill-item:hover,
.career-outcomes .outcome-item:hover,
.prerequisites-list .prerequisite-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--datacraft-shadow-md);
}

.skill-item i,
.outcome-item i {
    color: #48bb78;
    font-size: 20px;
    width: 24px;
    text-align: center;
}

.prerequisite-item i {
    color: #4299e1;
    font-size: 20px;
    width: 24px;
    text-align: center;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.tool-item {
    background: var(--datacraft-bg-white);
    padding: 20px;
    border-radius: var(--datacraft-border-radius);
    font-size: 16px;
    border: 1px solid var(--datacraft-border);
    font-weight: 600;
    text-align: left;
    transition: var(--datacraft-transition);
    position: relative;
    overflow: hidden;
    min-height: 60px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.tool-item i {
    color: #4299e1;
    font-size: 20px;
    width: 24px;
    text-align: center;
}

.tool-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--datacraft-primary-gradient);
    transform: scaleX(0);
    transition: var(--datacraft-transition);
}

.tool-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--datacraft-shadow-md);
    border-color: var(--datacraft-primary);
}

.tool-item:hover::before {
    transform: scaleX(1);
}

/* Sidebar Cards */
.sidebar-card {
    background: var(--datacraft-bg-white);
    border-radius: var(--datacraft-border-radius);
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--datacraft-shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--datacraft-transition);
}

.sidebar-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--datacraft-shadow-lg);
}

.sidebar-card h4 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--datacraft-text-primary);
    position: relative;
}

.sidebar-card h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--datacraft-primary-gradient);
    border-radius: 2px;
}

/* Course Enrollment Card */
.course-enrollment-card .card {
    border: none;
    box-shadow: var(--datacraft-shadow-lg);
    border-radius: var(--datacraft-border-radius);
    background: var(--datacraft-bg-white);
    overflow: hidden;
    transition: var(--datacraft-transition);
}

.course-enrollment-card .card:hover {
    transform: translateY(-4px);
    box-shadow: var(--datacraft-shadow-xl);
}

.price-section {
    margin-bottom: 24px;
    background: var(--datacraft-primary-gradient);
    padding: 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.price-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-20px, -20px) rotate(180deg); }
}

.price-amount {
    font-size: 3rem;
    font-weight: 900;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
}

.price-period {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    position: relative;
    z-index: 1;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 15px;
    padding: 12px;
    background: var(--datacraft-bg-light);
    border-radius: var(--datacraft-border-radius);
    transition: var(--datacraft-transition);
    position: relative;
    overflow: hidden;
}

.benefit-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    transform: scaleY(0);
    transition: var(--datacraft-transition);
}

.benefit-item:hover {
    background: #edf2f7;
    transform: translateX(8px);
}

.benefit-item:hover::before {
    transform: scaleY(1);
}

.benefit-item i {
    color: #48bb78;
    font-size: 1.4rem;
    width: 24px;
    text-align: center;
}

/* Info Lists */
.info-list .info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 15px;
    transition: var(--datacraft-transition);
}

.info-list .info-item:hover {
    background: var(--datacraft-bg-light);
    margin: 0 -16px;
    padding: 16px;
    border-radius: var(--datacraft-border-radius);
}

.info-item:last-child {
    border-bottom: none;
}

.info-item .info-label {
    font-weight: 600;
    color: var(--datacraft-text-primary);
}

.info-item .info-value {
    color: var(--datacraft-text-secondary);
    font-weight: 500;
}

/* Related Courses */
.related-course-item a {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    text-decoration: none;
    color: var(--datacraft-text-primary);
    border-bottom: 1px solid #f0f0f0;
    transition: var(--datacraft-transition);
    border-radius: var(--datacraft-border-radius);
    margin-bottom: 8px;
}

.related-course-item a:hover {
    color: var(--datacraft-primary);
    background: var(--datacraft-bg-light);
    transform: translateX(8px);
}

.related-course-item:last-child a {
    border-bottom: none;
}

.related-course-item a i {
    font-size: 20px;
    width: 24px;
    text-align: center;
    color: var(--datacraft-primary);
}

/* CTA Section - Usa estilos globales de style.css */

.btn-enroll-large:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.shimmer {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    background-size: 200px 100%;
    animation: shimmer 2s infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .breadcrumb-section {
        padding: 16px 0;
        margin-top: 60px;
    }
    
    .breadcrumb-item {
        font-size: 13px;
    }
    
    .breadcrumb-item a {
        padding: 6px 10px;
    }
    
    .course-header-section {
        padding: 30px 0 40px;
    }
    
    .course-title {
        font-size: 2.2rem;
        margin-bottom: 12px;
    }
    
    .course-subtitle {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .course-meta {
        gap: 16px;
        margin-bottom: 20px;
    }

    .meta-item {
        flex-basis: 100%;
        font-size: 13px;
        padding: 8px 12px;
    }

    .course-badges {
        gap: 8px;
        margin-bottom: 16px;
    }
    
    .course-badge {
        font-size: 12px;
        padding: 6px 12px;
    }

    .course-highlights {
        gap: 12px;
    }
    
    .highlight-item {
        font-size: 13px;
        padding: 8px 12px;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-title {
        font-size: 2.2rem;
    }
    
    .course-content-section {
        padding: 60px 0;
    }
    
    .content-block h2 {
        font-size: 2rem;
    }
}