/* 
* MyBU Main Stylesheet
* Version: 1.0
* Description: Responsive styles for the MyBU platform
*/

/* ========== Table of Contents ==========
1. Base Styles
2. Typography
3. Layout & Grid
4. Navigation
5. Buttons & CTAs
6. Forms
7. Hero Sections
8. Feature Sections
9. Cards & Containers
10. Testimonials
11. Blog Styles
12. Pricing Tables
13. Footer
14. Utility Classes
15. Media Queries
========================================== */

/* ========== 1. Base Styles ========== */
:root {
    /* Primary Colors */
    --primary: #3861fb;
    --primary-dark: #2a4cd8;
    --primary-light: #6385ff;
    
    /* Secondary Colors */
    --secondary: #00c389;
    --secondary-dark: #00a070;
    --secondary-light: #40dba7;
    
    /* Neutral Colors */
    --dark: #1a1d2c;
    --dark-gray: #4a4e5c;
    --medium-gray: #8a8d98;
    --light-gray: #e4e6eb;
    --off-white: #f9fafc;
    --white: #ffffff;
    
    /* Accent Colors */
    --accent-orange: #ff7846;
    --accent-yellow: #ffc046;
    --accent-purple: #8046ff;
    
    /* Functional Colors */
    --success: #00c389;
    --warning: #ffb020;
    --error: #ff4757;
    --info: #3861fb;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    --spacing-xxxl: 5rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Container Widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--dark);
    line-height: 1.6;
    background-color: var(--off-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style-position: inside;
}

/* ========== 2. Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--dark);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
}

h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

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

.section-subtitle {
    font-size: 1.25rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.small-text {
    font-size: 0.875rem;
}

.large-text {
    font-size: 1.125rem;
}

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

.text-right {
    text-align: right;
}

/* ========== 3. Layout & Grid ========== */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

section {
    padding: var(--spacing-xxl) 0;
}

.grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--spacing-lg);
}

.features-grid,
.benefits-grid,
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--spacing-lg);
}

.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

/* ========== 4. Navigation ========== */
header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: var(--spacing-md) 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: var(--spacing-lg);
}

nav ul li a {
    color: var(--dark-gray);
    font-weight: 500;
    position: relative;
    padding: var(--spacing-xs) 0;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--primary);
}

nav ul li a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark);
    margin: 5px 0;
    border-radius: var(--radius-full);
    transition: var(--transition-normal);
}

/* ========== 5. Buttons & CTAs ========== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    outline: none;
    text-decoration: none;
}

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

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

.btn-secondary {
    background-color: var(--white);
    color: var(--primary);
    border: 1px solid var(--primary);
}

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

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

.btn-tertiary:hover {
    background-color: var(--secondary-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.cta-section {
    background-color: var(--off-white);
    padding: var(--spacing-xxl) 0;
}

.cta-box {
    background-color: var(--primary);
    color: var(--white);
    padding: var(--spacing-xxl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.cta-box h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-box p {
    margin-bottom: var(--spacing-xl);
    font-size: 1.125rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}
/* ========== 6. Forms ========== */
form {
    width: 100%;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--dark-gray);
}

input,
textarea,
select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border-color var(--transition-normal);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(56, 97, 251, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.form-note {
    font-size: 0.875rem;
    color: var(--medium-gray);
    margin-top: var(--spacing-sm);
}

.search-container {
    width: 100%;
    max-width: 700px;
    margin: var(--spacing-xl) auto;
}

.search-container form {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.search-container input,
.search-container select {
    flex-grow: 1;
    min-width: 200px;
}

.search-container .search-btn {
    background-color: var(--primary);
    color: var(--white);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-normal);
}

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

.search-categories {
    width: 100%;
    max-width: 200px;
}

/* ========== 7. Hero Sections ========== */
.hero {
    padding: var(--spacing-xxxl) 0;
    background-color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    gap: var(--spacing-xxl);
}

.hero-content {
    flex: 1;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.hero h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}

.hero p {
    font-size: 1.25rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
}

.hero .popular-searches {
    margin-top: var(--spacing-lg);
    font-size: 0.875rem;
}

.hero .popular-searches span {
    color: var(--dark-gray);
    margin-right: var(--spacing-sm);
}

.hero .popular-searches a {
    display: inline-block;
    margin-right: var(--spacing-sm);
    color: var(--primary);
    text-decoration: underline;
}

.business-hero {
    background-color: #f0f5ff;
}

.consumer-hero {
    background-color: #f0fff5;
}

.blog-hero {
    background-color: #fff5f0;
    text-align: center;
}

.about-hero {
    background-color: #f5f0ff;
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--dark-gray);
}

.badge img {
    width: 20px;
    height: 20px;
}

/* ========== 8. Feature Sections ========== */
.features {
    background-color: var(--white);
    padding: var(--spacing-xxxl) 0;
}

.feature-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    background-color: var(--primary-light);
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.feature-icon img {
    width: 30px;
    height: 30px;
}

.feature-card h3 {
    margin-bottom: var(--spacing-md);
    color: var(--dark);
}

.feature-card p {
    color: var(--dark-gray);
    margin-bottom: 0;
}

.benefit-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border-left: 4px solid var(--primary);
    height: 100%;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    margin-bottom: var(--spacing-lg);
}

.benefit-icon img {
    width: 40px;
    height: 40px;
}

.benefits {
    background-color: var(--off-white);
    padding: var(--spacing-xxxl) 0;
}

/* How it works section */
.how-it-works {
    background-color: var(--white);
    padding: var(--spacing-xxxl) 0;
}

.tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.tab-btn.active,
.tab-btn:hover {
    background-color: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.step-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    justify-content: space-between;
    margin-top: var(--spacing-xl);
}

.step {
    flex: 1;
    min-width: 250px;
    text-align: center;
}

.step-number {
    background-color: var(--primary);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.step h3 {
    margin-bottom: var(--spacing-md);
}

.step p {
    color: var(--dark-gray);
}

.step-image {
    margin-top: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

/* ========== 9. Cards & Containers ========== */
.category-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    text-align: center;
    display: block;
    height: 100%;
    color: var(--dark);
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    color: var(--primary);
}

.category-icon {
    margin-bottom: var(--spacing-lg);
}

.category-icon img {
    width: 60px;
    height: 60px;
}

.category-card h3 {
    margin-bottom: var(--spacing-sm);
}

.category-card p {
    color: var(--dark-gray);
    font-size: 0.875rem;
}

.pricing-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    height: 100%;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.popular {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.popular-tag {
    position: absolute;
    top: 0;
    right: 0;
    background-color: var(--primary);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-md);
    border-bottom-left-radius: var(--radius-md);
}

.pricing-header {
    background-color: var(--off-white);
    padding: var(--spacing-xl);
    text-align: center;
    border-bottom: 1px solid var(--light-gray);
}

.pricing-header h3 {
    margin-bottom: var(--spacing-sm);
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.currency {
    font-size: 1.5rem;
    vertical-align: super;
}

.period {
    font-size: 1rem;
    color: var(--medium-gray);
    font-weight: 400;
}

.pricing-header p {
    color: var(--dark-gray);
    font-size: 0.875rem;
}

.pricing-features {
    padding: var(--spacing-xl);
}

.pricing-features ul {
    list-style: none;
}

.pricing-features li {
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.pricing-features i {
    color: var(--success);
}

.pricing-features li.not-included {
    color: var(--medium-gray);
}

.pricing-features li.not-included i {
    color: var(--medium-gray);
}

.pricing-cta {
    padding: var(--spacing-xl);
    text-align: center;
}

/* ========== 10. Testimonials ========== */
.testimonials {
    background-color: var(--off-white);
    padding: var(--spacing-xxxl) 0;
}

.testimonial-slider {
    display: flex;
    gap: var(--spacing-xl);
    overflow-x: auto;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-xl);
    scroll-snap-type: x mandatory;
    scrollbar-width: none; /* Firefox */
}

.testimonial-slider::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.testimonial {
    flex: 0 0 calc(33.333% - var(--spacing-xl));
    scroll-snap-align: start;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
}

.testimonial-content {
    flex-grow: 1;
    position: relative;
    padding-top: var(--spacing-lg);
}

.testimonial-content::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 0;
    font-size: 4rem;
    color: var(--primary-light);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
}

.testimonial-author h4 {
    margin-bottom: 0;
    font-size: 1rem;
}

.testimonial-author p {
    margin-bottom: 0;
    font-size: 0.875rem;
    color: var(--medium-gray);
}
/* ========== 11. Blog Styles ========== */
.blog-categories {
    background-color: var(--white);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--light-gray);
}

.categories-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.category-tag {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    background-color: var(--off-white);
    color: var(--dark-gray);
    font-size: 0.875rem;
    transition: all var(--transition-normal);
}

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

.featured-post {
    padding: var(--spacing-xxl) 0;
}

.featured-post-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.featured-post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-post-content {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.post-category {
    background-color: var(--primary-light);
    color: var(--primary-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.post-date,
.read-time {
    color: var(--medium-gray);
    font-size: 0.875rem;
}

.post-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.post-author img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
}

.blog-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

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

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

.blog-card-image .post-category {
    position: absolute;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
}

.blog-card-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.blog-card h3 {
    margin-bottom: var(--spacing-md);
}

.blog-card h3 a {
    color: var(--dark);
    transition: color var(--transition-normal);
}

.blog-card h3 a:hover {
    color: var(--primary);
}

.blog-card p {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-lg);
}

.read-more {
    margin-top: auto;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.read-more i {
    transition: transform var(--transition-normal);
}

.read-more:hover i {
    transform: translateX(3px);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xxl);
}

.pagination-number,
.pagination-arrow,
.pagination-dots {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: all var(--transition-normal);
}

.pagination-number {
    color: var(--dark-gray);
    background-color: var(--white);
}

.pagination-number:hover,
.pagination-number.active {
    background-color: var(--primary);
    color: var(--white);
}

.pagination-arrow {
    background-color: var(--white);
    color: var(--dark-gray);
}

.pagination-arrow:hover {
    background-color: var(--off-white);
}

.pagination-arrow.disabled {
    opacity: 0.5;
    pointer-events: none;
}

.topic-section {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.topic-section h3 {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--light-gray);
}

.topic-list {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.topic-list li {
    margin-bottom: var(--spacing-md);
}

.topic-list li a {
    color: var(--dark);
    transition: color var(--transition-normal);
    display: flex;
    align-items: center;
}

.topic-list li a:hover {
    color: var(--primary);
}

.topic-list li a::before {
    content: '→';
    color: var(--primary);
    margin-right: var(--spacing-sm);
    transition: transform var(--transition-normal);
}

.topic-list li a:hover::before {
    transform: translateX(3px);
}

.view-topic {
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.view-topic i {
    transition: transform var(--transition-normal);
}

.view-topic:hover i {
    transform: translateX(3px);
}

/* ========== 12. Pricing Tables ========== */
.pricing {
    background-color: var(--white);
    padding: var(--spacing-xxxl) 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.comparison-table-wrapper {
    overflow-x: auto;
    margin-top: var(--spacing-xl);
}

.comparison-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.comparison-table th,
.comparison-table td {
    padding: var(--spacing-md);
    text-align: center;
    border-bottom: 1px solid var(--light-gray);
}

.comparison-table th {
    background-color: var(--primary);
    color: var(--white);
    font-weight: 600;
}

.comparison-table th:first-child {
    text-align: left;
}

.comparison-table td:first-child {
    text-align: left;
    font-weight: 500;
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table i.fa-check {
    color: var(--success);
}

.comparison-table i.fa-times {
    color: var(--medium-gray);
}

/* ========== 13. Footer ========== */
footer {
    background-color: var(--dark);
    color: var(--white);
    padding: var(--spacing-xxl) 0;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    font-size: 1.125rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-col ul li a {
    color: var(--light-gray);
    transition: color var(--transition-normal);
}

.footer-col ul li a:hover {
    color: var(--white);
}

.footer-logo {
    margin-bottom: var(--spacing-md);
    height: 40px;
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.social-icons a {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-normal);
}

.social-icons a:hover {
    background-color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.legal-links {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

/* ========== 14. Utility Classes ========== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mb-0 {
    margin-bottom: 0 !important;
}

.mb-sm {
    margin-bottom: var(--spacing-sm) !important;
}

.mb-md {
    margin-bottom: var(--spacing-md) !important;
}

.mb-lg {
    margin-bottom: var(--spacing-lg) !important;
}

.mb-xl {
    margin-bottom: var(--spacing-xl) !important;
}

.mt-0 {
    margin-top: 0 !important;
}

.mt-sm {
    margin-top: var(--spacing-sm) !important;
}

.mt-md {
    margin-top: var(--spacing-md) !important;
}

.mt-lg {
    margin-top: var(--spacing-lg) !important;
}

.mt-xl {
    margin-top: var(--spacing-xl) !important;
}

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

.section-header.centered {
    text-align: center;
}

.section-header.centered .section-subtitle {
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.view-all i {
    transition: transform var(--transition-normal);
}

.view-all:hover i {
    transform: translateX(3px);
}

/* ========== 15. Media Queries ========== */
@media (max-width: 1200px) {
    h1 {
        font-size: 2.25rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-lg);
    }
    
    .footer-col.brand {
        grid-column: 1 / -1;
        margin-bottom: var(--spacing-lg);
    }
}

@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .featured-post-card {
        grid-template-columns: 1fr;
    }
    
    .testimonial {
        flex: 0 0 calc(50% - var(--spacing-xl));
    }
    
    .pricing-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .pricing-card.popular {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .cta-buttons {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    nav ul {
        flex-direction: column;
        width: 100%;
    }
    
    nav ul li {
        margin: 0;
        width: 100%;
    }
    
    nav ul li a {
        display: block;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--light-gray);
    }
    
    .testimonial {
        flex: 0 0 100%;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .search-container form {
        flex-direction: column;
    }
    
    .search-categories {
        max-width: 100%;
    }
    
    .search-container input,
    .search-container select,
    .search-container .search-btn {
        width: 100%;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .tab-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.875rem;
    }
}