/* ============================================
   Supplement Guide - Main Stylesheet
   Thrive Market Inspired Design
   ============================================ */

/* CSS Variables - Color Palette */
:root {
    /* Primary Colors - Natural Greens */
    --color-primary: #2D5A27;
    --color-primary-light: #3D7A35;
    --color-primary-dark: #1E3D1A;

    /* Secondary Colors - Earth Tones */
    --color-sage: #8BAB8D;
    --color-sage-light: #A5C4A7;
    --color-terracotta: #C4715B;
    --color-terracotta-light: #D4917D;
    --color-tan: #C9B99A;
    --color-brown: #6B5344;

    /* Backgrounds */
    --color-cream: #FDFBF7;
    --color-cream-dark: #F5F1E8;
    --color-white: #FFFFFF;

    /* Text */
    --color-text: #2C3E2D;
    --color-text-light: #5A6B5B;
    --color-text-muted: #8B9A8C;

    /* Accents & Warnings */
    --color-warning: #E6A23C;
    --color-warning-bg: #FDF6EC;
    --color-danger: #D64545;
    --color-danger-bg: #FEF0F0;
    --color-success: #2D5A27;
    --color-success-bg: #F0F7EF;
    --color-info: #4A7C9B;
    --color-info-bg: #EDF5FA;

    /* Typography */
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Container */
    --container-max: 1200px;
    --container-narrow: 800px;
}

/* ============================================
   Reset & Base
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-light);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: 1rem;
}

/* ============================================
   Layout
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-narrow {
    max-width: var(--container-narrow);
}

.main-content {
    min-height: calc(100vh - 160px);
    padding: var(--spacing-2xl) 0;
}

/* ============================================
   Header
   ============================================ */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-cream-dark);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo:hover {
    color: var(--color-primary);
}

.logo-icon {
    width: 32px;
    height: 32px;
}

.main-nav {
    display: flex;
    gap: var(--spacing-xl);
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
    padding: var(--spacing-sm) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.search-toggle {
    color: var(--color-text);
    padding: var(--spacing-sm);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

.search-toggle:hover {
    background: var(--color-cream);
    color: var(--color-primary);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

.mobile-nav {
    display: none;
    padding: var(--spacing-lg) 0;
    background: var(--color-white);
    border-top: 1px solid var(--color-cream-dark);
}

.mobile-nav.active {
    display: block;
}

.mobile-nav-link {
    display: block;
    padding: var(--spacing-md) 0;
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-cream-dark);
}

/* Search Overlay */
.search-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.search-overlay.active {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 120px;
    opacity: 1;
}

.search-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--color-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 600px;
    box-shadow: var(--shadow-lg);
}

.search-input {
    flex: 1;
    border: none;
    font-size: 1.125rem;
    font-family: var(--font-body);
    outline: none;
}

.search-close {
    color: var(--color-text-muted);
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
    background: var(--color-text);
    color: var(--color-cream);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-cream);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.footer-logo .logo-icon {
    width: 28px;
    height: 28px;
}

.footer-tagline {
    color: var(--color-sage);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.footer-nav h4 {
    color: var(--color-cream);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-nav a {
    color: var(--color-sage);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-cream);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-xl);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--color-sage);
    margin-bottom: var(--spacing-sm);
}

.footer-bottom .disclaimer {
    max-width: var(--container-narrow);
    margin: 0 auto var(--spacing-md);
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

.card-image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card-image img {
    transform: scale(1.05);
}

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

.card-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.card-title a {
    color: var(--color-text);
}

.card-title a:hover {
    color: var(--color-primary);
}

.card-excerpt {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* Supplement Card - Special styling */
.supplement-card {
    display: flex;
    flex-direction: column;
}

.supplement-card .card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-cream-dark);
}

.supplement-card .meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.supplement-card .meta-item svg {
    width: 14px;
    height: 14px;
}

/* ============================================
   Supplement Page Layout
   ============================================ */
.supplement-page {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-2xl);
}

.supplement-content {
    max-width: 100%;
}

.supplement-header {
    margin-bottom: var(--spacing-2xl);
}

.supplement-category {
    display: inline-block;
    background: var(--color-success-bg);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.supplement-title {
    font-size: 2.75rem;
    margin-bottom: var(--spacing-md);
}

.supplement-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    font-weight: 400;
}

/* Quick Facts Box */
.quick-facts {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.quick-facts h3 {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
}

.quick-facts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

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

.fact-label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.fact-value {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
}

/* Results Timeline */
.timeline-box {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    color: var(--color-white);
}

.timeline-box h3 {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.timeline-box h3 svg {
    width: 20px;
    height: 20px;
}

.timeline-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.timeline-step {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.timeline-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.timeline-dot {
    width: 12px;
    height: 12px;
    background: var(--color-white);
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.timeline-line {
    width: 2px;
    height: 30px;
    background: rgba(255, 255, 255, 0.3);
}

.timeline-content h4 {
    color: var(--color-white);
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.timeline-content p {
    font-size: 0.875rem;
    opacity: 0.9;
    margin: 0;
}

/* Content Sections */
.content-section {
    margin-bottom: var(--spacing-2xl);
}

.content-section h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

.content-section p {
    color: var(--color-text-light);
    line-height: 1.8;
}

.content-section ul {
    list-style: none;
    padding: 0;
}

.content-section li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

.content-section li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

/* Warning/Info Boxes */
.notice {
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
}

.notice-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
}

.notice-content h4 {
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-xs);
}

.notice-content p {
    font-size: 0.875rem;
    margin: 0;
}

.notice-warning {
    background: var(--color-warning-bg);
    border-left: 4px solid var(--color-warning);
}

.notice-warning .notice-icon {
    color: var(--color-warning);
}

.notice-danger {
    background: var(--color-danger-bg);
    border-left: 4px solid var(--color-danger);
}

.notice-danger .notice-icon {
    color: var(--color-danger);
}

.notice-info {
    background: var(--color-info-bg);
    border-left: 4px solid var(--color-info);
}

.notice-info .notice-icon {
    color: var(--color-info);
}

.notice-success {
    background: var(--color-success-bg);
    border-left: 4px solid var(--color-success);
}

.notice-success .notice-icon {
    color: var(--color-success);
}

/* Sidebar */
.supplement-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-box {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.sidebar-box h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

/* CTA Button */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    color: var(--color-white);
}

.btn-secondary {
    background: var(--color-cream);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-primary-outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

.btn-primary-outline:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

.btn-success {
    background: var(--color-success);
    color: var(--color-white);
}

.btn-success:hover {
    background: var(--color-primary-light);
    color: var(--color-white);
}

.btn-block {
    width: 100%;
}

/* Affiliate CTA */
.affiliate-cta {
    background: linear-gradient(135deg, var(--color-terracotta) 0%, var(--color-terracotta-light) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    color: var(--color-white);
    text-align: center;
}

.affiliate-cta h4 {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.affiliate-cta p {
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

.affiliate-cta .btn {
    background: var(--color-white);
    color: var(--color-terracotta);
}

.affiliate-cta .btn:hover {
    background: var(--color-cream);
}

/* ============================================
   Grid Layouts
   ============================================ */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    font-size: 1.75rem;
}

.view-all {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.view-all svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.view-all:hover svg {
    transform: translateX(4px);
}

/* ============================================
   Homepage Sections
   ============================================ */
.hero {
    text-align: center;
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-cream) 100%);
    margin-bottom: var(--spacing-3xl);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero p {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
    max-width: 600px;
    margin: 0 auto;
}

.hero-search {
    width: 100%;
    max-width: 500px;
    display: flex;
    gap: var(--spacing-sm);
}

.hero-search input {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--color-cream-dark);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: border-color var(--transition-fast);
}

.hero-search input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.category-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.category-pill {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-white);
    border: 1px solid var(--color-cream-dark);
    border-radius: var(--radius-full);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.category-pill:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.home-section {
    margin-bottom: var(--spacing-3xl);
}

/* Featured Section */
.featured-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.featured-main {
    grid-row: span 2;
}

.featured-main .card-image {
    aspect-ratio: 16 / 10;
}

.featured-main .card-title {
    font-size: 1.75rem;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .supplement-page {
        grid-template-columns: 1fr;
    }

    .supplement-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--spacing-lg);
    }

    .featured-grid {
        grid-template-columns: 1fr;
    }

    .featured-main {
        grid-row: auto;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-2xl: 2rem;
        --spacing-3xl: 2.5rem;
    }

    .main-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .header-inner {
        height: 64px;
    }

    h1 {
        font-size: 2rem;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .supplement-title {
        font-size: 2rem;
    }

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

    .footer-brand {
        grid-column: span 2;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }

    .quick-facts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-brand {
        grid-column: auto;
    }

    .hero-search {
        flex-direction: column;
    }

    .category-pills {
        justify-content: flex-start;
    }

    .quick-facts-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Article Content Typography
   ============================================ */
.article-content {
    font-size: 1.0625rem;
    line-height: 1.8;
}

.article-content h2 {
    font-size: 1.75rem;
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
}

.article-content h3 {
    font-size: 1.375rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.article-content p {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-light);
}

.article-content ul,
.article-content ol {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-lg);
}

.article-content li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

.article-content ul li {
    list-style-type: disc;
}

.article-content ol li {
    list-style-type: decimal;
}

.article-content blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    font-style: italic;
    color: var(--color-text-light);
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.article-content th,
.article-content td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-cream-dark);
}

.article-content th {
    background: var(--color-cream);
    font-weight: 600;
    color: var(--color-text);
}

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

/* Research Badge */
.research-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--color-success-bg);
    color: var(--color-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.research-badge svg {
    width: 12px;
    height: 12px;
}

/* Tag Pills */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-cream);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    color: var(--color-text-light);
    transition: all var(--transition-fast);
}

.tag:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* Related Cards */
.related-section {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-cream-dark);
}

.related-section h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
}

/* ============================================
   OPTIMIZATION COMPONENTS
   ============================================ */

/* Breadcrumbs */
.breadcrumb {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-sm) 0;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-xs);
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.875rem;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-light);
}

.breadcrumb-item a {
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

.breadcrumb-item a:hover {
    color: var(--color-primary);
}

.breadcrumb-item.active {
    color: var(--color-text);
    font-weight: 500;
}

.breadcrumb-sep {
    color: var(--color-text-muted);
}

/* Share Buttons */
.share-buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--color-cream-dark);
}

.share-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    font-weight: 500;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--color-cream);
    color: var(--color-text-light);
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
}

.share-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.share-twitter:hover { background: #1DA1F2; }
.share-facebook:hover { background: #4267B2; }
.share-linkedin:hover { background: #0077B5; }
.share-pinterest:hover { background: #E60023; }

/* Newsletter Box */
.newsletter-box {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.newsletter-box h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

.newsletter-box p {
    font-size: 0.875rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.newsletter-form input[type="email"] {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
}

.newsletter-form .btn {
    background: var(--color-white);
    color: var(--color-primary);
    border: none;
}

.newsletter-form .btn:hover {
    background: var(--color-cream);
}

.newsletter-disclaimer {
    font-size: 0.75rem;
    opacity: 0.7;
    margin-top: var(--spacing-sm);
    margin-bottom: 0;
}

/* Lead Magnet Box */
.lead-magnet-box {
    background: var(--color-cream);
    border: 2px solid var(--color-sage);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.lead-magnet-icon {
    width: 48px;
    height: 48px;
    background: var(--color-sage);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.lead-magnet-content h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.lead-magnet-content p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.lead-magnet-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.lead-magnet-form input[type="email"] {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-cream-dark);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
}

/* Exit Popup */
.exit-popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.exit-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.exit-popup-content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    max-width: 440px;
    width: 100%;
    text-align: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    animation: popupSlideIn 0.3s ease-out;
}

@keyframes popupSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.exit-popup-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 32px;
    height: 32px;
    border: none;
    background: var(--color-cream);
    border-radius: var(--radius-full);
    font-size: 1.25rem;
    color: var(--color-text-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.exit-popup-close:hover {
    background: var(--color-cream-dark);
    color: var(--color-text);
}

.exit-popup-icon {
    width: 64px;
    height: 64px;
    background: var(--color-sage);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin: 0 auto var(--spacing-lg);
}

.exit-popup h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.exit-popup-benefits {
    text-align: left;
    margin: var(--spacing-lg) 0;
    padding-left: var(--spacing-lg);
}

.exit-popup-benefits li {
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-light);
}

.exit-popup-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.exit-popup-form input[type="email"] {
    padding: var(--spacing-md);
    border: 2px solid var(--color-cream-dark);
    border-radius: var(--radius-md);
    font-size: 1rem;
    text-align: center;
}

.exit-popup-form input[type="email"]:focus {
    border-color: var(--color-primary);
    outline: none;
}

.exit-popup-disclaimer {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-md);
    margin-bottom: 0;
}

/* Related Articles Grid */
.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.related-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-cream-dark);
    transition: all var(--transition-fast);
}

.related-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.related-link {
    display: block;
    padding: var(--spacing-lg);
}

.related-category {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.related-title {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.related-excerpt {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin: 0;
}

/* Analyzer CTA */
.analyzer-cta {
    background: linear-gradient(135deg, var(--color-sage) 0%, var(--color-cream) 100%);
    border: 2px solid var(--color-primary);
}

.analyzer-cta h4 {
    color: var(--color-primary);
}

.analyzer-cta p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

/* Copy Link Success State */
.share-copy.copied {
    background: var(--color-primary);
    color: var(--color-white);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .breadcrumb {
        font-size: 0.8125rem;
    }

    .share-buttons {
        flex-wrap: wrap;
    }

    .exit-popup-content {
        padding: var(--spacing-xl);
    }

    .exit-popup h3 {
        font-size: 1.25rem;
    }

    .related-grid {
        grid-template-columns: 1fr;
    }
}