/**
 * Course Landing Page Styles
 * Header/nav styles are in common.css
 */

/* Hero Section */
    .ih-hero {
        min-height: 100vh;
        display: flex;
        align-items: center;
        padding: 140px 40px 100px;
        position: relative;
        z-index: 1;
    }
    
    .ih-hero-content {
        max-width: 1200px;
        margin: 0 auto;
        display: grid;
        grid-template-columns: 1.2fr 1fr;
        gap: 80px;
        align-items: center;
    }
    
    .ih-hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--bg-tertiary);
        padding: 8px 16px;
        border-radius: 20px;
        font-size: 13px;
        color: var(--accent);
        font-weight: 500;
        margin-bottom: 24px;
        border: 1px solid var(--border-color);
    }
    
    .ih-hero h1 {
        font-size: 52px;
        font-weight: 800;
        line-height: 1.15;
        margin-bottom: 24px;
        background: linear-gradient(135deg, #fff 0%, #a1a1aa 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    
    .ih-hero-text {
        font-size: 18px;
        color: var(--text-secondary);
        margin-bottom: 32px;
        line-height: 1.7;
    }
    
    .ih-hero-features {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        margin-bottom: 40px;
    }
    
    .ih-hero-feature {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 14px;
        color: var(--text-secondary);
    }
    
    .ih-hero-feature-icon {
        color: var(--success);
        font-size: 16px;
    }
    
    .ih-hero-cta {
        display: flex;
        gap: 16px;
        align-items: center;
    }
    
    .ih-btn-primary {
        background: var(--gradient-purple);
        color: white;
        padding: 16px 36px;
        border-radius: 12px;
        text-decoration: none;
        font-weight: 600;
        font-size: 16px;
        display: inline-flex;
        align-items: center;
        gap: 8px;
        transition: all 0.3s;
    }
    
    .ih-btn-primary:hover {
        transform: translateY(-3px);
        box-shadow: 0 20px 40px var(--accent-glow);
    }
    
    .ih-btn-secondary {
        background: var(--bg-tertiary);
        color: var(--text-primary);
        padding: 16px 36px;
        border-radius: 12px;
        text-decoration: none;
        font-weight: 600;
        font-size: 16px;
        border: 1px solid var(--border-color);
        transition: all 0.3s;
    }
    
    .ih-btn-secondary:hover {
        border-color: var(--accent);
    }
    
    /* Hero Image */
    .ih-hero-image {
        position: relative;
    }
    
    .ih-hero-image img {
        max-width: 100%;
        height: auto;
        border-radius: 20px;
    }
    
    /* Course Preview Card */
    .ih-course-preview {
        background: var(--bg-card);
        border-radius: 24px;
        padding: 32px;
        border: 1px solid var(--border-color);
        box-shadow: 0 40px 80px rgba(0,0,0,0.4);
        max-width: 500px;
        margin: 0 auto;
    }
    
    .ih-course-section {
        padding: 80px 40px;
        position: relative;
        z-index: 1;
    }
    
    .ih-course-section-container {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .ih-course-preview-header {
        display: flex;
        align-items: center;
        gap: 16px;
        margin-bottom: 24px;
    }
    
    .ih-course-icon {
        width: 64px;
        height: 64px;
        background: var(--gradient-purple);
        border-radius: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 28px;
    }
    
    .ih-course-preview-title {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 4px;
    }
    
    .ih-course-preview-subtitle {
        font-size: 14px;
        color: var(--text-muted);
    }
    
    .ih-course-stats {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
        margin-bottom: 24px;
    }
    
    .ih-course-stat {
        background: var(--bg-tertiary);
        padding: 16px;
        border-radius: 12px;
        text-align: center;
    }
    
    .ih-course-stat-value {
        font-size: 24px;
        font-weight: 700;
        color: var(--accent);
        margin-bottom: 4px;
    }
    
    .ih-course-stat-label {
        font-size: 12px;
        color: var(--text-muted);
    }
    
    .ih-course-modules {
        margin-bottom: 24px;
    }
    
    .ih-course-module {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 12px 0;
        border-bottom: 1px solid var(--border-color);
        font-size: 14px;
    }
    
    .ih-course-module:last-child {
        border-bottom: none;
    }
    
    .ih-course-module-num {
        width: 28px;
        height: 28px;
        background: var(--bg-secondary);
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 12px;
        font-weight: 600;
        color: var(--text-muted);
    }
    
    .ih-course-free-badge {
        background: rgba(34, 197, 94, 0.15);
        color: var(--success);
        padding: 8px 16px;
        border-radius: 8px;
        font-size: 13px;
        font-weight: 600;
        text-align: center;
    }
    
    /* Curriculum Section */
    .ih-curriculum {
        padding: 100px 40px;
        position: relative;
        z-index: 1;
    }
    
    .ih-curriculum-container {
        max-width: 1000px;
        margin: 0 auto;
    }
    
    .ih-section-header {
        text-align: center;
        margin-bottom: 60px;
    }
    
    .ih-section-header h2 {
        font-size: 40px;
        font-weight: 700;
        margin-bottom: 16px;
    }
    
    .ih-section-header p {
        font-size: 18px;
        color: var(--text-secondary);
        max-width: 600px;
        margin: 0 auto;
    }
    
    .ih-curriculum-blocks {
        display: flex;
        flex-direction: column;
        gap: 32px;
    }
    
    .ih-curriculum-block {
        background: var(--bg-card);
        border-radius: 20px;
        padding: 32px;
        border: 1px solid var(--border-color);
        display: grid;
        grid-template-columns: auto 1fr;
        gap: 24px;
        transition: all 0.3s;
    }
    
    .ih-curriculum-block:hover {
        border-color: var(--accent);
        transform: translateX(8px);
    }
    
    .ih-curriculum-num {
        width: 60px;
        height: 60px;
        background: var(--gradient-purple);
        border-radius: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        font-weight: 800;
    }
    
    .ih-curriculum-content h3 {
        font-size: 22px;
        font-weight: 700;
        margin-bottom: 12px;
    }
    
    .ih-curriculum-content p {
        font-size: 15px;
        color: var(--text-secondary);
        margin-bottom: 16px;
        line-height: 1.7;
    }
    
    .ih-curriculum-topics {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .ih-curriculum-topic {
        background: var(--bg-tertiary);
        padding: 6px 14px;
        border-radius: 20px;
        font-size: 13px;
        color: var(--text-secondary);
    }
    
    /* Pricing Section */
    .ih-pricing {
        padding: 100px 40px;
        position: relative;
        z-index: 1;
    }
    
    .ih-pricing-container {
        max-width: 900px;
        margin: 0 auto;
    }
    
    .ih-pricing-card {
        background: var(--bg-card);
        border-radius: 24px;
        padding: 48px;
        border: 2px solid var(--accent);
        position: relative;
        overflow: hidden;
    }
    
    .ih-pricing-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--gradient-purple);
    }
    
    .ih-pricing-badge {
        position: absolute;
        top: 24px;
        right: 24px;
        background: var(--gradient-purple);
        padding: 8px 16px;
        border-radius: 20px;
        font-size: 12px;
        font-weight: 600;
    }
    
    .ih-pricing-header {
        text-align: center;
        margin-bottom: 40px;
    }
    
    .ih-pricing-title {
        font-size: 28px;
        font-weight: 700;
        margin-bottom: 8px;
    }
    
    .ih-pricing-subtitle {
        color: var(--text-secondary);
        font-size: 16px;
    }
    
    .ih-pricing-prices {
        display: flex;
        justify-content: center;
        gap: 40px;
        margin-bottom: 40px;
    }
    
    .ih-pricing-option {
        text-align: center;
    }
    
    .ih-pricing-amount {
        font-size: 48px;
        font-weight: 800;
        color: var(--accent);
    }
    
    .ih-pricing-period {
        font-size: 16px;
        color: var(--text-muted);
    }
    
    .ih-pricing-divider {
        width: 1px;
        background: var(--border-color);
    }
    
    .ih-pricing-features {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
        margin-bottom: 40px;
    }
    
    .ih-pricing-feature {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 14px;
    }
    
    .ih-pricing-feature-icon {
        color: var(--success);
        font-size: 18px;
    }
    
    .ih-pricing-cta {
        text-align: center;
    }
    
    .ih-btn-large {
        background: var(--gradient-purple);
        color: white;
        padding: 20px 60px;
        border-radius: 14px;
        text-decoration: none;
        font-weight: 600;
        font-size: 18px;
        display: inline-flex;
        align-items: center;
        gap: 10px;
        transition: all 0.3s;
    }
    
    .ih-btn-large:hover {
        transform: translateY(-3px);
        box-shadow: 0 20px 50px var(--accent-glow);
    }
    
    /* Footer */
    .ih-footer {
        padding: 40px;
        border-top: 1px solid var(--border-color);
        text-align: center;
        color: var(--text-muted);
        font-size: 14px;
        position: relative;
        z-index: 1;
    }
    
    /* Responsive */
    @media (max-width: 1024px) {
        .ih-hero-content {
            grid-template-columns: 1fr;
            text-align: center;
        }
        
        .ih-hero h1 {
            font-size: 36px;
        }
        
        .ih-hero-features {
            justify-content: center;
        }
        
        .ih-hero-cta {
            justify-content: center;
            flex-wrap: wrap;
        }
        
        .ih-course-preview {
            max-width: 400px;
            margin: 0 auto;
        }
        
        .ih-curriculum-block {
            grid-template-columns: 1fr;
            text-align: center;
        }
        
        .ih-curriculum-num {
            margin: 0 auto;
        }
        
        .ih-curriculum-topics {
            justify-content: center;
        }
        
        .ih-pricing-features {
            grid-template-columns: 1fr;
        }
    }
    
    @media (max-width: 768px) {
        /* Header responsive styles are in common.css */

        .ih-hero {
            padding: 100px 20px 60px;
        }

        .ih-hero h1 {
            font-size: 28px;
        }

        .ih-curriculum, .ih-pricing {
            padding: 60px 20px;
        }

        .ih-section-header h2 {
            font-size: 28px;
        }

        .ih-pricing-prices {
            flex-direction: column;
            gap: 24px;
        }

        .ih-pricing-divider {
            display: none;
        }

        .ih-pricing-amount {
            font-size: 36px;
        }
    }