/* ===================================
   ZenPet Living - Main Stylesheet
   =================================== */

/* CSS Variables */
:root {
    /* Colors - Light Mode */
    --primary-color: #2D8B6E;
    --primary-dark: #1F6B4F;
    --primary-light: #4DB89A;
    --secondary-color: #E89B3C;
    --secondary-dark: #D48A2C;
    
    --text-primary: #1A1A1A;
    --text-secondary: #4A4A4A;
    --text-light: #6B7280;
    
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;
    
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Typography */
    --font-heading: 'Lora', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 32px;
    --space-5: 40px;
    --space-6: 48px;
    --space-8: 64px;
    --space-10: 80px;
    
    /* Transitions */
    --transition-base: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --text-primary: #F9FAFB;
    --text-secondary: #E5E7EB;
    --text-light: #9CA3AF;
    
    --bg-primary: #111827;
    --bg-secondary: #1F2937;
    --bg-tertiary: #374151;
    
    --border-color: #374151;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

ul {
    list-style: none;
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-2);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-4);
    }
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-icon {
    font-size: 1.75rem;
}

.nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--bg-primary);
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    transition: right 0.4s ease;
}

.nav-menu.show {
    right: 0;
}

.nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: var(--space-8);
}

.nav-link {
    font-weight: 500;
    color: var(--text-secondary);
    padding: var(--space-1);
    display: block;
    transition: var(--transition-base);
}

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

.nav-close {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    font-size: 2rem;
    color: var(--text-primary);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: var(--transition-base);
}

.nav-close:hover {
    background-color: var(--bg-tertiary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-tertiary);
    transition: var(--transition-base);
}

.theme-toggle:hover {
    background-color: var(--primary-light);
    transform: scale(1.1);
}

[data-theme="dark"] .sun-icon {
    display: none;
}

[data-theme="light"] .moon-icon,
.moon-icon {
    display: none;
}

[data-theme="dark"] .moon-icon {
    display: block;
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 3px;
    transition: var(--transition-base);
}

/* Desktop Navigation */
@media (min-width: 768px) {
    .nav-menu {
        position: static;
        width: auto;
        height: auto;
        background-color: transparent;
        padding: 0;
        box-shadow: none;
        flex: 1;
        margin: 0 var(--space-4);
    }
    
    .nav-list {
        flex-direction: row;
        justify-content: center;
        margin-top: 0;
        gap: var(--space-4);
    }
    
    .nav-close,
    .nav-toggle {
        display: none;
    }
}

/* Hero Section */
.hero {
    margin-top: 70px;
    background: linear-gradient(135deg, #E8F5F1 0%, #F0F9FF 100%);
    padding: var(--space-8) 0;
}

[data-theme="dark"] .hero {
    background: linear-gradient(135deg, #1F2937 0%, #111827 100%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    align-items: center;
}

.hero-content {
    text-align: center;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-image-placeholder {
    background: var(--bg-primary);
    border-radius: 16px;
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
    text-align: center;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: var(--space-2);
}

.hero-img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    object-fit: cover;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-content {
        text-align: left;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-subtitle {
        margin-left: 0;
        margin-right: 0;
    }
    
    .hero-buttons {
        justify-content: flex-start;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    transition: var(--transition-base);
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

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

.btn-submit:hover {
    background-color: var(--secondary-dark);
    transform: scale(1.05);
}

.btn-footer {
    background-color: var(--primary-color);
    color: white;
    width: 100%;
    margin-top: var(--space-2);
}

.btn-footer:hover {
    background-color: var(--primary-dark);
}

/* Section Styles */
section {
    padding: var(--space-8) 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.125rem;
    margin-bottom: var(--space-6);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Categories Section */
.categories {
    background-color: var(--bg-secondary);
}

.categories-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

.category-card {
    background-color: var(--bg-primary);
    padding: var(--space-4);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    text-align: center;
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.category-icon {
    font-size: 3rem;
    margin-bottom: var(--space-2);
}

.category-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.category-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-3);
    line-height: 1.6;
}

.category-link {
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-base);
}

.category-link:hover {
    color: var(--primary-dark);
}

@media (min-width: 768px) {
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Articles Section */
.articles-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

.article-card {
    background-color: var(--bg-primary);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.article-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.article-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.article-category {
    position: absolute;
    top: var(--space-2);
    left: var(--space-2);
    background-color: var(--secondary-color);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
}

.article-content {
    padding: var(--space-3);
}

.article-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
    line-height: 1.4;
}

.article-excerpt {
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
    line-height: 1.6;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: var(--space-2);
}

.article-link {
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-base);
}

.article-link:hover {
    color: var(--primary-dark);
}

@media (min-width: 768px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Trust Section */
.trust {
    background-color: var(--bg-secondary);
}

.trust-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.trust-item {
    text-align: center;
}

.trust-icon {
    font-size: 3rem;
    margin-bottom: var(--space-2);
}

.trust-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.trust-description {
    color: var(--text-secondary);
    max-width: 400px;
    margin: 0 auto;
    line-height: 1.6;
}

@media (min-width: 768px) {
    .trust-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

.testimonial-card {
    background-color: var(--bg-primary);
    padding: var(--space-4);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stars {
    color: #FFC107;
    font-size: 1.25rem;
    margin-bottom: var(--space-2);
}

.testimonial-text {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: var(--space-3);
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.125rem;
}

.author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.author-location {
    font-size: 0.875rem;
    color: var(--text-light);
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Newsletter Section */
.newsletter {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.newsletter-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: var(--space-2);
}

.newsletter-subtitle {
    font-size: 1.125rem;
    margin-bottom: var(--space-4);
    opacity: 0.9;
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: var(--space-2);
    flex-direction: column;
}

.form-input {
    padding: 14px 20px;
    border: 2px solid transparent;
    border-radius: 8px;
    font-size: 1rem;
    background-color: white;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--secondary-color);
}

.form-input.error {
    border-color: #EF4444;
}

.form-message {
    margin-top: var(--space-2);
    font-size: 0.875rem;
    min-height: 20px;
}

.form-message.success {
    color: #4ADE80;
}

.form-message.error {
    color: #FCA5A5;
}

.privacy-text {
    margin-top: var(--space-3);
    font-size: 0.875rem;
    opacity: 0.8;
}

@media (min-width: 640px) {
    .form-group {
        flex-direction: row;
    }
    
    .form-input {
        flex: 1;
    }
}

/* Footer */
.footer {
    background-color: var(--bg-secondary);
    padding: var(--space-8) 0 var(--space-4);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    margin-bottom: var(--space-6);
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

.footer-text {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-2);
}

.social-links {
    display: flex;
    gap: var(--space-2);
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.social-link:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-4px);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.footer-links a {
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    align-items: center;
    text-align: center;
}

.copyright {
    color: var(--text-light);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    justify-content: center;
    font-size: 0.875rem;
}

.footer-legal a {
    color: var(--text-light);
    transition: var(--transition-base);
}

.footer-legal a:hover {
    color: var(--primary-color);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-4px);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease-out;
}

.slide-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Accessibility */
:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading States */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Responsive Typography */
@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}

/* ===================================
   Article Page Styles
   =================================== */

/* Article Page Header/Nav (uses different classes than index.html) */
.article-header-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
}

.article-header-nav nav.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-2);
}

.article-header-nav .nav-wrapper {
    display: flex !important;
    flex-direction: row !important;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    gap: var(--space-3);
}

.article-header-nav a.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    flex-shrink: 0;
    white-space: nowrap;
}

.article-header-nav .nav-links {
    display: none;
    flex-direction: row;
    align-items: center;
    gap: var(--space-3);
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
    justify-content: center;
}

.article-header-nav .nav-links li {
    display: inline-block;
}

.article-header-nav .nav-links li a {
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-base);
    white-space: nowrap;
}

.article-header-nav .nav-links li a:hover {
    color: var(--primary-color);
}

.article-header-nav .mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 8px;
    flex-shrink: 0;
}

.article-header-nav .mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 3px;
}

.article-header-nav .dark-mode-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-tertiary);
    cursor: pointer;
    border: none;
    color: var(--text-primary);
    flex-shrink: 0;
}

.article-header-nav .dark-mode-toggle .moon-icon {
    display: none;
}

[data-theme="dark"] .article-header-nav .dark-mode-toggle .sun-icon {
    display: none;
}

[data-theme="dark"] .article-header-nav .dark-mode-toggle .moon-icon {
    display: block;
}

@media (min-width: 768px) {
    .article-header-nav .nav-links {
        display: flex;
    }
    
    .article-header-nav .mobile-menu-toggle {
        display: none;
    }
    
    .article-header-nav nav.container {
        padding: 0 var(--space-4);
    }
}

/* Article Page Main Content */
.article-page {
    padding-top: 90px;
    padding-bottom: var(--space-8);
}

.article-page > article {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--space-2);
}

/* Breadcrumbs */
.breadcrumbs {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: var(--space-3);
}

.breadcrumbs a {
    color: var(--primary-color);
    transition: var(--transition-base);
}

.breadcrumbs a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Article Header */
.article-header {
    margin-bottom: var(--space-4);
}

.article-header h1 {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
    margin-bottom: var(--space-3);
}

.article-header .article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: var(--space-4);
}

.article-header .article-meta time,
.article-header .article-meta .reading-time,
.article-header .article-meta .author {
    display: flex;
    align-items: center;
}

.article-header .article-meta time::after,
.article-header .article-meta .reading-time::after {
    content: "•";
    margin-left: var(--space-2);
}

/* Featured Image */
.featured-image {
    width: 100%;
    height: auto;
    border-radius: 16px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-md);
}

/* Section Images in Articles */
.section-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 16px 0 16px 0;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.section-image:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

/* Article Content */
.article-page .article-content {
    padding: 0;
}

.article-page .article-content h2 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 20px;
    margin-bottom: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.article-page .article-content h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 8px;
    margin-bottom: 8px;
}

.article-page .article-content h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 6px;
    margin-bottom: 4px;
}

.article-page .article-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 14px;
}

.article-page .article-content ul,
.article-page .article-content ol {
    margin-bottom: 12px;
    padding-left: var(--space-4);
}

.article-page .article-content li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-1);
    list-style: disc;
}

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

.article-page .article-content a {
    color: var(--primary-color);
    font-weight: 500;
    transition: var(--transition-base);
}

.article-page .article-content a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Intro Section */
.intro {
    font-size: 1.125rem;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.intro p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
}

/* Table of Contents */
.table-of-contents {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    padding: var(--space-4);
    margin-bottom: 24px;
}

.table-of-contents h2 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
    border: none !important;
    padding-top: 0 !important;
    margin-top: 0 !important;
}

.table-of-contents ul {
    padding-left: var(--space-3);
}

.table-of-contents li {
    margin-bottom: var(--space-1);
    list-style: decimal;
}

.table-of-contents a {
    color: var(--primary-color);
    transition: var(--transition-base);
}

.table-of-contents a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Product Review Cards */
.product-review {
    background-color: var(--bg-secondary);
    border-radius: 16px;
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    border-left: 4px solid var(--primary-color);
}

.product-review h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.product-rating {
    color: #FFC107;
    font-size: 1.125rem;
    margin-bottom: var(--space-3);
}

.product-review img {
    max-width: 100%;
    border-radius: 12px;
    margin: var(--space-3) 0;
    box-shadow: var(--shadow-sm);
}

.product-review p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-2);
}

.product-review ul {
    margin-bottom: var(--space-2);
    padding-left: var(--space-3);
}

.product-review li {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 4px;
    list-style: disc;
}

/* FAQ Section */
.faq-section {
    margin-top: var(--space-6);
}

.faq-item {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    padding: var(--space-4);
    margin-bottom: var(--space-3);
}

.faq-item h3 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.faq-item p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 0;
}

/* Conclusion Section */
.conclusion {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-radius: 16px;
    padding: var(--space-5);
    margin-top: var(--space-6);
}

.conclusion h2 {
    border: none !important;
    padding-top: 0 !important;
    margin-top: 0 !important;
}

/* CTA Box */
.cta-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 12px;
    padding: var(--space-4);
    margin-top: var(--space-4);
    text-align: center;
    color: white;
}

.cta-box h3 {
    color: white;
    font-family: var(--font-heading);
    font-size: 1.375rem;
    margin-bottom: var(--space-2);
}

.cta-box p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-3);
}

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

.cta-box .btn-primary:hover {
    background-color: var(--bg-secondary);
    transform: translateY(-2px);
}

/* Article Footer */
.article-footer {
    margin-top: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-color);
}

.disclaimer {
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    padding: var(--space-3);
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: var(--space-4);
}

.share-buttons {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
}

.share-buttons p {
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 0;
}

.share-btn {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 6px;
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition-base);
}

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

/* Related Articles */
.related-articles {
    max-width: 800px;
    margin: var(--space-8) auto 0;
    padding: 0 var(--space-2);
}

.related-articles h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    text-align: center;
}

.related-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

.related-card {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-base);
}

.related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.related-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
}

.related-card h4 {
    padding: var(--space-3);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

@media (min-width: 640px) {
    .related-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Article Page Footer */
.article-page ~ footer {
    background-color: var(--bg-secondary);
    padding: var(--space-8) 0 var(--space-4);
}

footer .footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-2);
}

footer .footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    margin-bottom: var(--space-6);
}

footer .footer-column h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

footer .footer-column p {
    color: var(--text-secondary);
    line-height: 1.6;
}

footer .footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

footer .footer-column ul li a {
    color: var(--text-secondary);
    transition: var(--transition-base);
}

footer .footer-column ul li a:hover {
    color: var(--primary-color);
}

footer .footer-column .social-links {
    display: flex;
    gap: var(--space-2);
}

footer .footer-column .social-links a {
    display: inline-block;
    padding: 8px 16px;
    background-color: var(--bg-tertiary);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: var(--transition-base);
}

footer .footer-column .social-links a:hover {
    background-color: var(--primary-color);
    color: white;
}

footer .footer-bottom {
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

footer .footer-bottom p {
    color: var(--text-light);
    font-size: 0.875rem;
}

@media (min-width: 768px) {
    footer .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .article-header h1 {
        font-size: 2.75rem;
    }
}

@media (min-width: 1024px) {
    footer .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Contact Form Styles */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.contact-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.contact-form .form-input {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition-base);
}

.contact-form .form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(45, 139, 110, 0.1);
}

.contact-form select.form-input {
    cursor: pointer;
}

.contact-form textarea.form-input {
    resize: vertical;
    min-height: 150px;
}

/* ===================================
   Article Single Page Styles
   =================================== */

.article-single {
    padding: var(--space-6) 0;
    background-color: var(--bg-primary);
}

.article-body {
    max-width: 800px;
    margin: 0 auto;
}

.article-intro {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--border-color);
}

/* Affiliate Disclosure */
.affiliate-disclosure {
    background: linear-gradient(135deg, rgba(45, 139, 110, 0.08), rgba(45, 139, 110, 0.03));
    border: 1px solid rgba(45, 139, 110, 0.2);
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
    padding: var(--space-2) var(--space-3);
    margin-bottom: var(--space-4);
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.affiliate-disclosure strong {
    color: var(--primary-color);
}

[data-theme="dark"] .affiliate-disclosure {
    background: linear-gradient(135deg, rgba(45, 139, 110, 0.15), rgba(45, 139, 110, 0.05));
    border-color: rgba(45, 139, 110, 0.3);
}

/* Quick Verdict Box */
.quick-verdict {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border: 2px solid var(--primary-color);
    border-radius: 16px;
    padding: var(--space-4);
    margin-bottom: var(--space-5);
    box-shadow: var(--shadow-md);
}

.quick-verdict h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.quick-verdict h3::before {
    content: "⚡";
}

.quick-verdict p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0;
}

.quick-verdict p strong {
    color: var(--text-primary);
    font-weight: 600;
}

[data-theme="dark"] .quick-verdict {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-color: var(--primary-light);
}

/* Article Body Content */
.article-body h2 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: var(--space-5);
    margin-bottom: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border-color);
}

.article-body h2:first-of-type {
    border-top: none;
    padding-top: 0;
}

.article-body h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--space-4);
    margin-bottom: var(--space-2);
}

.article-body p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-2);
}

.article-body ul,
.article-body ol {
    margin-bottom: var(--space-3);
    padding-left: var(--space-4);
}

.article-body li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-1);
    list-style: disc;
}

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

/* Affiliate Links Styling */
.article-body a[href*="amazon.com"],
.article-body a[rel*="sponsored"] {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    background: linear-gradient(to bottom, transparent 60%, rgba(45, 139, 110, 0.15) 60%);
    transition: var(--transition-base);
    padding: 0 2px;
    border-radius: 2px;
}

.article-body a[href*="amazon.com"]:hover,
.article-body a[rel*="sponsored"]:hover {
    color: var(--primary-dark);
    background: linear-gradient(to bottom, transparent 50%, rgba(45, 139, 110, 0.25) 50%);
    text-decoration: none;
}

/* Product Recommendations Section */
.product-recommendations {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border: 2px solid var(--secondary-color);
    border-radius: 16px;
    padding: var(--space-4);
    margin-top: var(--space-5);
    margin-bottom: var(--space-4);
    box-shadow: var(--shadow-md);
}

.product-recommendations h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.product-recommendations h3::before {
    content: "🛒";
}

.product-recommendations ul {
    margin: 0;
    padding-left: var(--space-3);
}

.product-recommendations li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-2);
    list-style: none;
    position: relative;
    padding-left: var(--space-3);
}

.product-recommendations li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.product-recommendations a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-base);
}

.product-recommendations a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

[data-theme="dark"] .product-recommendations {
    border-color: var(--secondary-dark);
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
}

[data-theme="dark"] .product-recommendations a {
    color: var(--primary-light);
}

[data-theme="dark"] .product-recommendations a:hover {
    color: var(--primary-color);
}

/* Dark mode for affiliate links */
[data-theme="dark"] .article-body a[href*="amazon.com"],
[data-theme="dark"] .article-body a[rel*="sponsored"] {
    color: var(--primary-light);
    background: linear-gradient(to bottom, transparent 60%, rgba(77, 184, 154, 0.2) 60%);
}

[data-theme="dark"] .article-body a[href*="amazon.com"]:hover,
[data-theme="dark"] .article-body a[rel*="sponsored"]:hover {
    color: #6DCFB0;
    background: linear-gradient(to bottom, transparent 50%, rgba(77, 184, 154, 0.3) 50%);
}

/* Dark mode for FAQ section */
[data-theme="dark"] .article-body .faq-section {
    background-color: var(--bg-tertiary);
}

/* Dark mode for article intro */
[data-theme="dark"] .article-intro {
    border-bottom-color: var(--border-color);
}

/* FAQ Section in Articles */
.article-body .faq-section {
    background-color: var(--bg-secondary);
    border-radius: 16px;
    padding: var(--space-4);
    margin-top: var(--space-4);
}

.article-body .faq-section h3 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--space-3);
    margin-bottom: var(--space-1);
}

.article-body .faq-section h3:first-child {
    margin-top: 0;
}

.article-body .faq-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-2);
}

/* Footer Affiliate Notice */
.affiliate-notice {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: var(--space-1);
    text-align: center;
    font-style: italic;
}

/* Page Header for Articles */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: var(--space-8) 0 var(--space-6);
    margin-top: 70px;
    text-align: center;
}

.page-header h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: var(--space-2);
    line-height: 1.3;
}

.page-header .article-meta {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    font-weight: 500;
}

@media (min-width: 768px) {
    .page-header h1 {
        font-size: 2.5rem;
    }
    
    .article-body {
        padding: 0 var(--space-4);
    }
    
    .quick-verdict {
        padding: var(--space-5);
    }
    
    .product-recommendations {
        padding: var(--space-5);
    }
}

@media (min-width: 1024px) {
    .page-header h1 {
        font-size: 2.75rem;
    }
}

/* ===================================
   Unified Article Styling (for both .article-page and .article-single)
   =================================== */

/* Make affiliate styling work in both article containers */
.article-page .affiliate-disclosure,
.article-single .affiliate-disclosure {
    background: linear-gradient(135deg, rgba(45, 139, 110, 0.08), rgba(45, 139, 110, 0.03));
    border: 1px solid rgba(45, 139, 110, 0.2);
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
    padding: var(--space-2) var(--space-3);
    margin-bottom: var(--space-4);
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.article-page .quick-verdict,
.article-single .quick-verdict {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border: 2px solid var(--primary-color);
    border-radius: 16px;
    padding: var(--space-4);
    margin-bottom: var(--space-5);
    box-shadow: var(--shadow-md);
}

.article-page .product-recommendations,
.article-single .product-recommendations {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border: 2px solid var(--secondary-color);
    border-radius: 16px;
    padding: var(--space-4);
    margin-top: var(--space-5);
    margin-bottom: var(--space-4);
    box-shadow: var(--shadow-md);
}

/* Universal affiliate link styling for article content */
.article-page .article-content a[href*="amazon.com"],
.article-page .article-content a[rel*="sponsored"],
.article-single .article-body a[href*="amazon.com"],
.article-single .article-body a[rel*="sponsored"] {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    background: linear-gradient(to bottom, transparent 60%, rgba(45, 139, 110, 0.15) 60%);
    transition: var(--transition-base);
    padding: 0 2px;
    border-radius: 2px;
}

.article-page .article-content a[href*="amazon.com"]:hover,
.article-page .article-content a[rel*="sponsored"]:hover,
.article-single .article-body a[href*="amazon.com"]:hover,
.article-single .article-body a[rel*="sponsored"]:hover {
    color: var(--primary-dark);
    background: linear-gradient(to bottom, transparent 50%, rgba(45, 139, 110, 0.25) 50%);
}

/* Dark mode for unified article styling */
[data-theme="dark"] .article-page .affiliate-disclosure,
[data-theme="dark"] .article-single .affiliate-disclosure {
    background: linear-gradient(135deg, rgba(45, 139, 110, 0.15), rgba(45, 139, 110, 0.05));
    border-color: rgba(45, 139, 110, 0.3);
}

[data-theme="dark"] .article-page .quick-verdict,
[data-theme="dark"] .article-single .quick-verdict {
    border-color: var(--primary-light);
}

[data-theme="dark"] .article-page .product-recommendations,
[data-theme="dark"] .article-single .product-recommendations {
    border-color: var(--secondary-dark);
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
}

[data-theme="dark"] .article-page .article-content a[href*="amazon.com"],
[data-theme="dark"] .article-page .article-content a[rel*="sponsored"],
[data-theme="dark"] .article-single .article-body a[href*="amazon.com"],
[data-theme="dark"] .article-single .article-body a[rel*="sponsored"] {
    color: var(--primary-light);
    background: linear-gradient(to bottom, transparent 60%, rgba(77, 184, 154, 0.2) 60%);
}

[data-theme="dark"] .article-page .article-content a[href*="amazon.com"]:hover,
[data-theme="dark"] .article-page .article-content a[rel*="sponsored"]:hover,
[data-theme="dark"] .article-single .article-body a[href*="amazon.com"]:hover,
[data-theme="dark"] .article-single .article-body a[rel*="sponsored"]:hover {
    color: #6DCFB0;
    background: linear-gradient(to bottom, transparent 50%, rgba(77, 184, 154, 0.3) 50%);
}