/* ===================================
   CSS Reset & Base Styles
   =================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Modern developer-focused color palette */
    --primary-color: #10A37F;        /* Green accent */
    --secondary-color: #1A7F64;      /* Darker green */
    --accent-color: #10A37F;         /* Link green */
    --text-dark: #374151;            /* Dark gray text */
    --text-medium: #6B7280;
    --text-light: #9CA3AF;
    --bg-white: #FFFFFF;
    --bg-light: #F9FAFB;
    --bg-highlight: #F0FDF4;
    --border-color: #E5E7EB;
    --warning-bg: #FEF3C7;
    --warning-border: #F59E0B;
    --success-bg: #D1FAE5;
    --success-border: #10B981;
    --code-bg: #F3F4F6;

    /* Typography */
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', 'Helvetica Neue', Arial, sans-serif;
    --font-heading: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'Consolas', 'Monaco', 'Courier New', monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Layout */
    --max-width: 1280px;
    --content-width: 800px;
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    --box-shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   Typography
   =================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: #111827;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    font-weight: 800;
    line-height: 1.1;
}

h2 {
    font-size: 2rem;
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
    color: #111827;
    border-bottom: none;
    padding-bottom: 0;
    font-weight: 700;
}

h3 {
    font-size: 1.5rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
    color: #111827;
    font-weight: 600;
}

h4 {
    font-size: 1.125rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: #111827;
    font-weight: 600;
}

p {
    margin-bottom: var(--spacing-md);
}

ul, ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

li {
    margin-bottom: var(--spacing-xs);
}

a {
    color: var(--primary-color);
    text-decoration: underline;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

strong {
    color: var(--text-dark);
    font-weight: 600;
}

em {
    font-style: italic;
}

/* ===================================
   Layout Components
   =================================== */

.container {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.content-section {
    background: var(--bg-white);
    padding: var(--spacing-2xl) 0;
    margin-bottom: 0;
    border-radius: 0;
    box-shadow: none;
    border-top: none;
}

/* ===================================
   Header
   =================================== */

.site-header {
    background: white;
    color: var(--text-dark);
    padding: var(--spacing-xl) 0;
    text-align: center;
    box-shadow: none;
    border-bottom: 1px solid var(--border-color);
}

.site-header h1 {
    color: #111827;
    margin-bottom: var(--spacing-sm);
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.site-header .subtitle {
    font-size: 1.125rem;
    color: var(--text-medium);
    margin-bottom: 0;
    font-weight: 400;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ===================================
   Navigation
   =================================== */

.main-nav {
    background: white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
    margin-bottom: 0;
    border-bottom: 1px solid var(--border-color);
}

.main-nav .container {
    position: relative;
}

/* Hamburger menu button - hidden on desktop */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    position: absolute;
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    z-index: 101;
}

.hamburger-icon {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 24px;
}

.hamburger-icon span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-dark);
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active .hamburger-icon span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active .hamburger-icon span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-icon span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.nav-menu {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-xs);
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-medium);
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    text-decoration: none;
    border-radius: var(--border-radius-sm);
}

.nav-menu a:hover {
    color: var(--text-dark);
    background: var(--bg-light);
    text-decoration: none;
}

/* ===================================
   Introduction / Reassurance Section
   =================================== */

.intro-section {
    background: linear-gradient(to bottom, var(--bg-light), white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

.reassurance-box {
    padding: var(--spacing-md);
}

.reassurance-box h2 {
    color: #111827;
    border-bottom: none;
    margin-top: 0;
}

/* ===================================
   Ad Placements
   =================================== */

.ad-placement {
    margin: var(--spacing-xl) 0;
    display: flex;
    justify-content: center;
}

.ad-placeholder {
    background: var(--bg-light);
    border: 2px dashed var(--border-color);
    padding: var(--spacing-lg);
    text-align: center;
    border-radius: var(--border-radius);
    min-height: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.ad-placeholder p {
    margin: var(--spacing-xs) 0;
    color: var(--text-light);
    font-size: 0.9rem;
}

.ad-note {
    font-size: 0.85rem;
    font-style: italic;
}

/* ===================================
   Info Boxes & Callouts
   =================================== */

.info-box {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    border-radius: var(--border-radius);
}

.info-box h3 {
    margin-top: 0;
    color: #111827;
    font-size: 1.125rem;
}

.info-box ul {
    margin-bottom: 0;
}

.warning-box {
    background: var(--warning-bg);
    border: 1px solid var(--warning-border);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: var(--border-radius);
}

.warning-box h4 {
    margin-top: 0;
    color: var(--accent-color);
}

.tip-box {
    background: var(--success-bg);
    border: 1px solid var(--success-border);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: var(--border-radius);
}

.important-note {
    background: var(--warning-bg);
    border: 2px solid var(--warning-border);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: var(--border-radius);
    font-weight: 500;
}

.highlight-text {
    background: var(--bg-highlight);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    display: inline-block;
    margin: var(--spacing-md) 0;
}

/* ===================================
   Lifecycle Grid
   =================================== */

.lifecycle-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.lifecycle-stage {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.lifecycle-stage:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.lifecycle-stage h4 {
    color: #111827;
    margin-top: 0;
}

/* ===================================
   Symptom Cards & Lists
   =================================== */

.symptom-card {
    background: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
}

.symptom-list {
    list-style: none;
    margin-left: 0;
}

.symptom-list li {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    background: var(--bg-light);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.how-to-check {
    background: var(--bg-highlight);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: var(--spacing-lg) 0;
}

.how-to-check h3 {
    margin-top: 0;
    color: var(--primary-color);
}

/* ===================================
   Product Mentions & CTAs
   =================================== */

.product-mention {
    background: white;
    border: 2px solid var(--secondary-color);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
}

.affiliate-link {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: underline;
}

.affiliate-link:hover {
    color: var(--secondary-color);
}

.product-cta {
    margin: var(--spacing-md) 0;
}

.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.15s ease;
    text-align: center;
    font-size: 0.875rem;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-decoration: none;
    color: white;
}

.btn-secondary {
    background: white;
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.btn-secondary:hover {
    background: var(--bg-light);
    color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-decoration: none;
}

/* ===================================
   Treatment Sections
   =================================== */

.treatment-category {
    margin: var(--spacing-xl) 0;
    padding: 0;
    background: transparent;
    border-radius: 0;
}

.treatment-option, .natural-remedy {
    background: white;
    padding: var(--spacing-lg);
    margin: var(--spacing-md) 0;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.treatment-option h4, .natural-remedy h4 {
    color: #111827;
    margin-top: 0;
}

.highlight-section {
    background: var(--bg-highlight);
    border: 3px solid var(--primary-color);
}

.method-box {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
}

.product-highlight {
    background: var(--bg-highlight);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
}

/* ===================================
   Timeline (Treatment Protocol)
   =================================== */

.timeline {
    margin: var(--spacing-lg) 0;
}

.timeline-item {
    background: white;
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.timeline-item h4 {
    color: var(--secondary-color);
    margin-top: 0;
}

.timeline-item ul, .timeline-item ol {
    margin-bottom: 0;
}

/* ===================================
   Comparison Table
   =================================== */

.comparison-table-section {
    margin: var(--spacing-xl) 0;
}

.table-responsive {
    overflow-x: auto;
    margin: var(--spacing-md) 0;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.comparison-table thead {
    background: var(--bg-light);
    color: #111827;
    border-bottom: 2px solid var(--border-color);
}

.comparison-table th {
    padding: 0.75rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-medium);
}

.comparison-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table tbody tr:hover {
    background: var(--bg-light);
}

.comparison-table .highlight-row {
    background: var(--bg-highlight);
    font-weight: 500;
}

.table-note {
    font-style: italic;
    color: var(--text-medium);
    margin-top: var(--spacing-md);
}

/* ===================================
   Prevention Section
   =================================== */

.prevention-tip {
    background: var(--bg-light);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.prevention-tip h4 {
    margin-top: 0;
    color: var(--secondary-color);
}

.outbreak-tips h4 {
    color: var(--primary-color);
    margin-top: var(--spacing-md);
}

/* ===================================
   Cleaning Section
   =================================== */

.cleaning-checklist {
    margin: var(--spacing-lg) 0;
}

.cleaning-checklist h4 {
    color: var(--primary-color);
    margin-top: var(--spacing-md);
}

.do-dont-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.dont-do {
    background: var(--warning-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 2px solid var(--warning-border);
}

.do-this {
    background: var(--success-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 2px solid var(--success-border);
}

.dont-do h4, .do-this h4 {
    margin-top: 0;
}

/* ===================================
   Myths Section
   =================================== */

.myth-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.myth-item {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.myth-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.myth-item h3 {
    font-size: 1rem;
    margin-top: 0;
    color: #111827;
    font-weight: 600;
}

.myth-item p {
    margin-bottom: 0;
}

/* ===================================
   FAQ / Doctor Section
   =================================== */

.doctor-box {
    background: var(--bg-highlight);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 2px solid var(--primary-color);
}

.doctor-box h3 {
    color: var(--primary-color);
    margin-top: var(--spacing-md);
}

.doctor-box h3:first-child {
    margin-top: 0;
}

/* ===================================
   Product Kits Section
   =================================== */

.product-kits {
    background: linear-gradient(to bottom, white, var(--bg-light));
}

.kit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.kit-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    transition: all 0.2s ease;
}

.kit-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.kit-card h3 {
    color: #111827;
    margin-top: 0;
    text-align: center;
    font-size: 1.25rem;
}

.kit-card ul {
    list-style: none;
    margin-left: 0;
}

.kit-card li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-sm);
}

.kit-card li::before {
    content: "✓ ";
    color: var(--primary-color);
    font-weight: bold;
}

/* ===================================
   Conclusion Section
   =================================== */

.conclusion {
    background: linear-gradient(to bottom, var(--bg-light), white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

.encouragement-box {
    padding: var(--spacing-md);
}

.encouragement-box h3 {
    color: #111827;
}

.final-message {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    text-align: center;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-highlight);
    border-radius: var(--border-radius);
    border: 1px solid var(--primary-color);
}

/* ===================================
   Sources Section
   =================================== */

.sources {
    background: var(--bg-light);
    border-top: 3px solid var(--primary-color);
}

.source-list {
    list-style: none;
    margin-left: 0;
}

.source-list li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
}

.source-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* ===================================
   Footer
   =================================== */

.site-footer {
    background: var(--bg-light);
    color: var(--text-dark);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-2xl);
    border-top: 1px solid var(--border-color);
}

.disclaimer-section {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.disclaimer-section h3 {
    color: #111827;
    margin-top: 0;
    font-size: 1rem;
}

.disclaimer-section p {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-medium);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: var(--text-light);
}

.footer-bottom p {
    margin: 0;
}

/* ===================================
   Responsive Design - Mobile
   =================================== */

@media (max-width: 768px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-lg: 1.25rem;
        --spacing-2xl: 2rem;
    }

    body {
        font-size: 15px;
    }

    h1 {
        font-size: 1.875rem;
        line-height: 1.2;
    }

    h2 {
        font-size: 1.5rem;
        margin-top: var(--spacing-xl);
    }

    h3 {
        font-size: 1.25rem;
    }

    h4 {
        font-size: 1rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .site-header {
        padding: var(--spacing-lg) 0;
    }

    .site-header h1 {
        font-size: 1.75rem;
    }

    .site-header .subtitle {
        font-size: 1rem;
    }

    .main-nav {
        position: relative;
    }

    /* Show hamburger menu button on mobile */
    .mobile-menu-toggle {
        display: block;
    }

    /* Hide menu by default, show when active */
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: white;
        border-top: 1px solid var(--border-color);
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        padding: 0;
    }

    .nav-menu.active {
        max-height: 400px;
        padding: var(--spacing-xs) 0;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.9375rem;
        border-radius: 0;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu li:last-child a {
        border-bottom: none;
    }

    .content-section {
        padding: var(--spacing-lg) 0;
    }

    .intro-section,
    .reassurance-box {
        padding: var(--spacing-md);
    }

    .info-box,
    .warning-box,
    .tip-box {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .lifecycle-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .myth-grid,
    .do-dont-grid,
    .kit-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .treatment-option,
    .natural-remedy {
        padding: var(--spacing-md);
    }

    .comparison-table {
        font-size: 0.75rem;
        display: block;
        overflow-x: auto;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 0.5rem 0.375rem;
        font-size: 0.75rem;
    }

    .comparison-table th {
        font-size: 0.625rem;
    }

    .table-responsive {
        margin: var(--spacing-sm) -var(--spacing-md);
        padding: 0 var(--spacing-md);
    }

    .btn-primary,
    .btn-secondary {
        display: block;
        width: 100%;
        text-align: center;
        margin: var(--spacing-xs) 0;
    }

    .product-cta {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    ul, ol {
        margin-left: var(--spacing-md);
    }

    .timeline-item,
    .method-box {
        padding: var(--spacing-sm);
    }

    .kit-card,
    .myth-item,
    .lifecycle-stage {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xl: 1.25rem;
        --spacing-lg: 1rem;
        --spacing-2xl: 1.5rem;
    }

    body {
        font-size: 14px;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    h1 {
        font-size: 1.5rem;
        letter-spacing: -0.02em;
    }

    h2 {
        font-size: 1.25rem;
        margin-top: var(--spacing-lg);
    }

    h3 {
        font-size: 1.125rem;
    }

    h4 {
        font-size: 1rem;
    }

    .site-header {
        padding: var(--spacing-md) 0;
    }

    .site-header h1 {
        font-size: 1.5rem;
    }

    .site-header .subtitle {
        font-size: 0.9375rem;
    }

    .mobile-menu-toggle {
        right: var(--spacing-sm);
    }

    .nav-menu a {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.875rem;
    }

    .content-section {
        padding: var(--spacing-md) 0;
    }

    .intro-section,
    .info-box,
    .warning-box,
    .tip-box,
    .treatment-option,
    .natural-remedy,
    .kit-card,
    .myth-item,
    .lifecycle-stage {
        padding: var(--spacing-sm);
    }

    .comparison-table th,
    .comparison-table td {
        padding: 0.375rem 0.25rem;
        font-size: 0.6875rem;
    }

    .comparison-table th {
        font-size: 0.625rem;
    }

    .btn-primary,
    .btn-secondary {
        padding: 0.625rem 1rem;
        font-size: 0.8125rem;
    }

    ul, ol {
        margin-left: var(--spacing-sm);
    }

    .table-responsive {
        margin: var(--spacing-sm) -var(--spacing-sm);
        padding: 0 var(--spacing-sm);
    }
}

/* Tablet view - 2 columns for lifecycle */
@media (max-width: 900px) and (min-width: 769px) {
    .lifecycle-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .lifecycle-stage:last-child {
        grid-column: 1 / -1;
        max-width: 50%;
        margin: 0 auto;
    }
}

/* Mobile touch improvements */
@media (max-width: 768px) and (hover: none) {
    .btn-primary:hover,
    .btn-secondary:hover,
    .lifecycle-stage:hover,
    .myth-item:hover,
    .kit-card:hover {
        transform: none;
    }

    .main-nav a {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* ===================================
   Print Styles
   =================================== */

@media print {
    .ad-placement,
    .main-nav,
    .product-cta {
        display: none;
    }

    body {
        background: white;
    }

    .content-section {
        box-shadow: none;
        page-break-inside: avoid;
    }

    a {
        text-decoration: underline;
    }

    a[href^="http"]:after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
    }
}

/* ===================================
   Accessibility Improvements
   =================================== */

/* Focus styles for keyboard navigation */
a:focus,
button:focus {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* Skip to main content link (for screen readers) */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-sm);
    z-index: 1000;
}

.skip-link:focus {
    top: 0;
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}