*{
    margin: 0;
    padding: 0;
}
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 15px 40px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.navbar .logo h1 {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, #00d4ff, #007cff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: 'Segoe UI', system-ui, sans-serif;
    line-height: 1.7;
    color: #333;
    background-color: #ffffff;
    margin-top: 100px;
}

.article {
    margin-bottom: 50px;
}

/* Headings */
.section-title {
    font-size: 2.2rem;
    color: #1a1a1a;
    margin-bottom: 1.2rem;
    border-bottom: 3px solid #0066FF;
    padding-bottom: 12px;
}

.subsection-title {
    font-size: 1.6rem;
    color: #1a1a1a;
    margin: 2rem 0 1rem 0;
}

/* Paragraphs */
.paragraph {
    font-size: 1.1rem;
    margin-bottom: 1.4rem;
    color: #444;
}

/* Lists */
.list {
    padding-left: 20px;
    margin-bottom: 1.8rem;
}

.list-item {
    margin-bottom: 12px;
    font-size: 1.05rem;
}

/* Highlights & Emphasis */
.highlight {
    color: #0066FF;
    font-weight: 600;
}

.emphasis {
    font-style: italic;
    color: #555;
}

/* Comparison Section */
.comparison-section {
    margin: 50px 0;
}

.table-wrapper {
    overflow-x: auto;
    margin-bottom: 30px;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.table-header {
    background-color: #f8f9fa;
}

.table-cell {
    padding: 14px 12px;
    border: 1px solid #e0e0e0;
    vertical-align: top;
    font-size: 1rem;
}

.table-row:nth-child(even) {
    background-color: #f9f9f9;
}

/* Insight Box */
.insight-box {
    background: #f1f4f9;
    border-left: 5px solid #0066FF;
    padding: 25px;
    margin: 35px 0;
    border-radius: 6px;
}

.insight-title {
    margin-top: 0;
    color: #004bb3;
    font-size: 1.35rem;
}

.insight-text {
    color: #333;
    font-size: 1.05rem;
}

/* Platform Profiles */
.platform-profile {
    margin-bottom: 45px;
    padding: 25px;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    background: #fff;
}

.profile-title {
    font-size: 1.5rem;
    color: #1a1a1a;
    margin-bottom: 15px;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
}

.profile-list {
    padding-left: 20px;
}

/* Persona Section */
.persona-card {
    margin-bottom: 40px;
    padding: 25px;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    background: #fff;
}

.persona-title {
    font-size: 1.45rem;
    color: #0066FF;
    margin-bottom: 15px;
}

.persona-table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
}

.persona-table .table-header {
    background: #f8f9fa;
}

/* FAQ Section */
.faq-section {
    margin: 60px 0;
}

.faq-list {
    list-style: none;
    padding: 0;
}

.faq-item {
    padding: 18px 0;
    border-bottom: 1px solid #eee;
    font-size: 1.05rem;
}

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

/* Methodology Aside */
.methodology-aside {
    background-color: #f9fbff;
    border-top: 3px solid #0066FF;
    padding: 35px;
    margin: 60px 0;
    border-radius: 10px;
}

.aside-title {
    color: #1a1a1a;
    margin-bottom: 20px;
}

.sources-list {
    padding-left: 20px;
}

/* CTA Sections */
.soft-cta {
    text-align: center;
    padding: 50px 20px;
    background: #ffffff;
    border: 1px solid #eee;
    margin: 40px 0;
}

.cta-title {
    font-size: 1.8rem;
    margin-bottom: 12px;
    color: #1a1a1a;
}

.cta-text {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 20px;
}

.cta-link {
    color: #0066FF;
    font-weight: bold;
    text-decoration: underline;
    font-size: 1.1rem;
}

.main-footer {
    background: linear-gradient(135deg, #0066FF, #004bb3);
    color: white;
    padding: 60px 30px;
    text-align: center;
    border-radius: 12px;
    margin-top: 60px;
}

.footer-title {
    font-size: 2.1rem;
    margin-bottom: 20px;
    color: white;
}

.footer-text {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.95;
}

.footer-cta {
    margin: 25px 0;
}

.cta-button {
    background-color: white;
    color: #0066FF;
    padding: 18px 45px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 8px;
    font-size: 1.15rem;
    display: inline-block;
    transition: all 0.3s;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.footer-features {
    margin-top: 30px;
    opacity: 0.9;
    font-size: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .section-title {
        font-size: 1.8rem;
    }
    
    .main-content {
        padding: 15px;
    }
}