.page-container {
    min-height: 80vh;
    padding: 60px 0;
    background: #ffffff;
}

.page-header {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 80px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 70%, rgba(102, 126, 234, 0.1) 0%, transparent 50%);
}

.page-title {
    font-size: 48px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.page-subtitle {
    font-size: 20px;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
    position: relative;
    z-index: 2;
}

.breadcrumb {
    background: transparent;
    padding: 20px 0;
    margin-bottom: 40px;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 14px;
}

.breadcrumb-item {
    color: #6b7280;
}

.breadcrumb-item a {
    color: #667eea;
    text-decoration: none;
    transition: all 0.3s ease;
}

.breadcrumb-item a:hover {
    color: #5a67d8;
    text-decoration: underline;
}

.breadcrumb-item.active {
    color: #1f2937;
    font-weight: 500;
}

.breadcrumb-separator {
    color: #d1d5db;
    margin: 0 5px;
}

.page-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.content-section {
    margin-bottom: 50px;
}

.section-title {
    font-size: 32px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 2px;
}

.section-content {
    color: #374151;
    line-height: 1.8;
    font-size: 16px;
}

.section-content p {
    margin-bottom: 20px;
}

.section-content h3 {
    font-size: 24px;
    font-weight: 600;
    color: #1f2937;
    margin: 40px 0 20px;
}

.section-content h4 {
    font-size: 20px;
    font-weight: 600;
    color: #374151;
    margin: 30px 0 15px;
}

.section-content ul,
.section-content ol {
    margin: 20px 0;
    padding-left: 30px;
}

.section-content li {
    margin-bottom: 10px;
    line-height: 1.6;
}

.section-content blockquote {
    background: #f8fafc;
    border-left: 4px solid #667eea;
    padding: 20px 30px;
    margin: 30px 0;
    font-style: italic;
    color: #4b5563;
    border-radius: 0 8px 8px 0;
}

.section-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 30px 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.section-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.section-content th,
.section-content td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

.section-content th {
    background: #f8fafc;
    font-weight: 600;
    color: #374151;
}

.section-content tr:last-child td {
    border-bottom: none;
}

.highlight-box {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #ffffff;
    padding: 30px;
    border-radius: 15px;
    margin: 40px 0;
    text-align: center;
}

.highlight-box h3 {
    color: #ffffff;
    margin-bottom: 15px;
}

.info-box {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-left: 4px solid #3b82f6;
    padding: 20px;
    border-radius: 8px;
    margin: 30px 0;
}

.warning-box {
    background: #fffbeb;
    border: 1px solid #fed7aa;
    border-left: 4px solid #f59e0b;
    padding: 20px;
    border-radius: 8px;
    margin: 30px 0;
}

.success-box {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-left: 4px solid #10b981;
    padding: 20px;
    border-radius: 8px;
    margin: 30px 0;
}

.page-sidebar {
    background: #f8fafc;
    border-radius: 15px;
    padding: 30px;
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar-title {
    font-size: 20px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 20px;
}

.sidebar-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-nav li {
    margin-bottom: 10px;
}

.sidebar-nav a {
    display: block;
    padding: 10px 15px;
    color: #6b7280;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: #667eea;
    color: #ffffff;
    transform: translateX(5px);
}

.page-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: start;
}

.cta-section {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #ffffff;
    padding: 60px 40px;
    border-radius: 20px;
    text-align: center;
    margin: 60px 0;
}

.cta-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 15px;
}

.cta-description {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-button {
    background: #ffffff;
    color: #667eea;
    padding: 15px 30px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    color: #5a67d8;
}

@media (max-width: 768px) {
    .page-title {
        font-size: 36px;
    }
    
    .page-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .page-sidebar {
        order: -1;
        position: static;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .cta-section {
        padding: 40px 20px;
    }
    
    .cta-title {
        font-size: 28px;
    }
}