/* Global Styles */
:root {
    /* Light theme colors */
    --primary-color: #3a5bbf;
    --secondary-color: #2c8c8e;
    --accent-color: #ff6b35;
    --dark-color: #1a2a3a;
    --light-color: #f8fafc;
    --success-color: #27ae60;
    --warning-color: #e67e22;
    --error-color: #d63031;
    --text-color: #2d3748;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    
    /* Theme-specific variables */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --border-color: #e2e8f0;
    --header-bg: #ffffff;
    --card-bg: #ffffff;
    --code-bg: #1a2a3a;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Dark theme variables */
[data-theme="dark"] {
    --bg-primary: #1a202c;
    --bg-secondary: #2d3748;
    --bg-tertiary: #4a5568;
    --text-primary: #f7fafc;
    --text-secondary: #e2e8f0;
    --border-color: #4a5568;
    --header-bg: #2d3748;
    --card-bg: #2d3748;
    --code-bg: #1a1a1a;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    --light-color: #1a202c;
    --dark-color: #f7fafc;
    --text-color: #f7fafc;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    width: 75%;
    /* max-width: 1200px; */
    margin: 0 auto;
    padding: 0 15px;
}

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

a:hover {
    color: var(--accent-color);
}

ul {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

p {
    margin-bottom: 15px;
    line-height: 1.7; /* Improved line height for better readability */
}

section {
    padding: 60px 0;
}

/* Header & Navigation */
header {
    background-color: var(--header-bg);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background-color 0.3s ease;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
}

.logo h1 {
    font-size: 24px;
    margin: 0;
    color: var(--primary-color);
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    color: var(--text-primary);
    font-weight: 500;
    padding: 8px 12px;
    border-radius: var(--border-radius);
}

/* Theme Toggle Button */
.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 5px;
    margin-left: 15px;
}

.theme-toggle:hover {
    background-color: var(--bg-tertiary);
}

.theme-toggle i {
    font-size: 14px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background-color: #3a5bb1;
    color: white;
}

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

.btn-secondary:hover {
    background-color: #4f8e90;
    color: white;
}

/* Login Button Styles */
.btn-login {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-login:hover {
    background: #2a4ba3;
    transform: translateY(-1px);
}

.btn-login i {
    font-size: 0.8rem;
}

/* Home Page */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.feature {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.feature i {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.cta {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 60px 40px;
    border-radius: var(--border-radius);
    text-align: center;
    margin: 40px 0;
    border: 1px solid var(--border-color);
}

.cta h2 {
    color: var(--text-primary);
    margin-bottom: 20px;
}

.popular-topics {
    margin: 40px 0;
}

.topic-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

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

/* Topics Page */
.topic-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.filter-btn {
    padding: 8px 16px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-primary);
}

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

.topic-category {
    margin-bottom: 40px;
}

.topic-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.topic-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.topic-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.topic-card h4 {
    color: var(--primary-color);
}

.topic-card p {
    margin-bottom: 20px;
    flex-grow: 1;
}

/* Topic Content Page */
.topic-navigation {
    display: flex;
    justify-content: space-between;
    margin: 20px 0;
}

.nav-prev, .nav-next {
    background-color: var(--card-bg);
    padding: 10px 15px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--text-primary);
}

.topic {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.topic-metadata {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
    color: #666;
}

.topic-metadata span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.topic-section {
    margin-bottom: 30px;
}

.info-box, .warning-box, .tip-box {
    border-radius: var(--border-radius);
    padding: 20px;
    margin: 20px 0;
}

.info-box {
    background-color: rgba(58, 91, 191, 0.1);
    border-left: 4px solid var(--primary-color);
    border: 1px solid var(--border-color);
}

.warning-box {
    background-color: rgba(230, 126, 34, 0.1);
    border-left: 4px solid var(--warning-color);
    border: 1px solid var(--border-color);
}

.tip-box {
    background-color: rgba(39, 174, 96, 0.1);
    border-left: 4px solid var(--success-color);
    border: 1px solid var(--border-color);
}

.data-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.data-type {
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius);
    padding: 20px;
    border: 1px solid var(--border-color);
}

pre {
    background-color: var(--code-bg);
    border-radius: var(--border-radius);
    padding: 15px;
    overflow-x: auto;
    margin: 15px 0;
    border: 1px solid var(--border-color);
}

code {
    font-family: 'Courier New', Courier, monospace;
    color: white;
}

.practice-section {
    margin-top: 40px;
}

.practice-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.practice-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.practice-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

/* CodeForces Problem Cards */
.codeforces-problems {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
    margin-bottom: 30px;
}

.problem-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    position: relative;
    transition: transform 0.2s, box-shadow 0.2s;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.difficulty {
    position: absolute;
    top: 0;
    right: 0;
    padding: 5px 10px;
    border-radius: 0 var(--border-radius) 0 var(--border-radius);
    font-size: 12px;
    font-weight: bold;
    color: white;
}

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

.easy {
    background-color: #17a2b8;
}

.medium {
    background-color: var(--warning-color);
}

.hard {
    background-color: var(--error-color);
}

.tags {
    margin: 15px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.tag {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 15px;
    padding: 3px 10px;
    font-size: 12px;
    border: 1px solid var(--border-color);
}

.practice-tips {
    background-color: var(--bg-tertiary);
    border-left: 4px solid var(--warning-color);
    padding: 15px;
    margin: 20px 0;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.submission-tracker {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-top: 30px;
    border: 1px solid var(--border-color);
}

.progress-container {
    margin-bottom: 15px;
}

.progress-bar {
    background-color: var(--bg-tertiary);
    border-radius: 5px;
    height: 10px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress {
    background-color: var(--primary-color);
    height: 100%;
    transition: width 0.3s ease;
}

/* Search Styles */
.search-container {
    position: relative;
}

.search-box {
    position: relative;
    margin-left: 1rem;
}

.search-box input {
    padding: 0.5rem 2.5rem 0.5rem 1rem;
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    background: var(--bg-secondary);
    color: var(--text-color);
    width: 250px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.search-box input:focus {
    outline: none;
    width: 300px;
    box-shadow: 0 0 10px rgba(0, 123, 255, 0.3);
}

.search-icon {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    pointer-events: none;
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--primary-color);
    border-radius: 10px;
    max-height: 400px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.search-result-item {
    padding: 0.8rem;
    border-bottom: 1px solid var(--bg-primary);
    cursor: pointer;
    transition: background-color 0.2s ease;
    display: flex;
    align-items: center;
}

.search-result-item:hover {
    background-color: var(--bg-primary);
}

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

.search-result-icon {
    margin-right: 0.8rem;
    color: var(--primary-color);
    width: 20px;
}

.search-result-content {
    flex: 1;
}

.search-result-title {
    font-weight: bold;
    color: var(--text-color);
    margin-bottom: 0.2rem;
}

.search-result-description {
    font-size: 0.8rem;
    color: var(--text-light);
}

.search-result-category {
    font-size: 0.7rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.no-results {
    padding: 1rem;
    text-align: center;
    color: var(--text-light);
    font-style: italic;
}

.search-shortcut {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 0.5rem;
}

/* Authentication Modal Styles */
.auth-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.auth-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-modal-content {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    width: 90%;
    max-width: 450px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

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

.auth-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.auth-header h2 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin: 0;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

.close-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.auth-tabs {
    display: flex;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.auth-tab {
    flex: 1;
    padding: 1rem;
    background: none;
    border: none;
    font-size: 1rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.auth-tab.active {
    color: var(--primary-color);
}

.auth-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(58, 91, 191, 0.1);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.checkbox-group label {
    font-size: 0.9rem;
    line-height: 1.4;
    margin: 0;
}

.checkbox-group a {
    color: var(--primary-color);
    text-decoration: none;
}

.checkbox-group a:hover {
    text-decoration: underline;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.auth-divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
}

.auth-divider span {
    background: var(--card-bg);
    padding: 0 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.google-signin-container {
    display: flex;
    justify-content: center;
    margin-bottom: 1rem;
}

.auth-links {
    text-align: center;
    margin-top: 1rem;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
}

.auth-links a:hover {
    text-decoration: underline;
}

/* Dashboard Styles */
.login-prompt {
    text-align: center;
    padding: 4rem 2rem;
    max-width: 600px;
    margin: 0 auto;
}

.prompt-content {
    background: var(--card-bg);
    padding: 3rem 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.prompt-icon {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.prompt-content h2 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 2rem;
}

.prompt-content p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    line-height: 1.6;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.signup-prompt {
    margin-bottom: 0 !important;
    font-size: 1rem !important;
}

.signup-prompt a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.signup-prompt a:hover {
    text-decoration: underline;
}

.dashboard-content {
    padding: 2rem 0;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.dashboard-header h2 {
    color: var(--text-primary);    font-size: 2rem;
    margin: 0;
}

/* Auth Container Styles for Login Page */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

.auth-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    width: 100%;
    max-width: 450px;
    box-shadow: var(--shadow);
    margin: 0 1rem;
}

.auth-subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1rem;
}

.auth-footer {
    margin-top: 2rem;
    text-align: center;
}

.auth-footer p {
    margin: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.tab-switch {
    color: var(--primary-color);
    cursor: pointer;
    text-decoration: underline;
    font-weight: 500;
}

.tab-switch:hover {
    color: #2a4ba3;
}

/* Hide register link when on register tab */
.auth-form.active ~ .auth-footer #register-link,
.auth-form:not(.active) ~ .auth-footer #register-link {
    display: block;
}

/* Show/hide footer links based on active tab */
.auth-footer p:first-child {
    display: none;
}

.auth-form:not(.active) ~ .auth-footer p:first-child {
    display: block;
}

.auth-form.active ~ .auth-footer p:last-child {
    display: none;
}

/* Responsive login page */
@media (max-width: 768px) {
    .auth-card {
        padding: 2rem 1.5rem;
        margin: 0 0.5rem;
    }
    
    .auth-container {
        min-height: calc(100vh - 150px);
        padding: 1rem 0;
    }
}

@media (max-width: 991px) {
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        order: 2;
    }
    
    .contact-form {
        order: 1;
    }
}

@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    
    nav ul {
        margin-top: 15px;
    }
    
    .topic-navigation {
        flex-direction: column;
        gap: 10px;
    }
    
    .nav-prev, .nav-next {
        width: 100%;
        justify-content: center;
    }
    
    .codeforces-problems {
        grid-template-columns: 1fr;
    }
    
    .auth-modal-content {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .user-actions {
        width: 100%;
        justify-content: flex-start;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .progress-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .prompt-content {
        padding: 2rem 1rem;
    }
    
    .prompt-icon {
        font-size: 3rem;
    }
    
    .prompt-content h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 576px) {
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    nav ul li {
        margin: 5px;
    }
    
    .feature,
    .card,
    .topic-card,
    .practice-card,
    .problem-card {
        padding: 15px;
    }
    
    .topic {
        padding: 20px;
    }
    
    .difficulty {
        font-size: 10px;
        padding: 3px 8px;
    }
    
    .tag {
        font-size: 10px;
        padding: 2px 8px;
    }
}

@media (max-width: 1200px) {
  .mini-card-grid {
    padding: 2rem 0 2rem 1rem;
  }
  
  .mini-card {
    min-width: 280px;
    min-height: 300px;
  }
}

/* Dark theme adjustments for mini-cards */
body.dark-theme .mini-card {
  background: linear-gradient(85deg, #2a2a2a, #1a1a1a);
  color: #e0e0e0;
}

body.dark-theme .mini-card h3 a {
  color: #e0e0e0 !important;
}

body.dark-theme .mini-card time {
  color: #888;
}

body.dark-theme .mini-card time strong {
  color: #ccc;
}

/* Popular topics section */
.popular-topics {
  margin-bottom: 3rem;
}

.popular-topics h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  font-size: 1.8rem;
}

/* Topic category adjustments for mini-card layout */
.topic-category.mini-layout .topic-list {
  display: block;
  margin: 0;
}

/* Utility classes */
.mt-2 {
    margin-top: 10px;
}

.mt-3 {
    margin-top: 15px;
}

.mt-4 {
    margin-top: 20px;
}

.form-check {
    margin-bottom: 5px;
    display: flex;
    align-items: center;
}

.form-check-input {
    margin-right: 8px;
}

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

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

/* Contact Page */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 40px 0;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-item {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.info-item i {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.social-connect {
    text-align: center;
    margin-top: 20px;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 15px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background-color: var(--card-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.contact-form {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    font-family: inherit;
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
}

.community-section,
.contributor-section,
.faq-section {
    margin-top: 60px;
}

.community-options,
.contributor-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.community-card,
.contributor-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.community-card:hover,
.contributor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.community-card i,
.contributor-card i {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.contributor-section .btn {
    display: block;
    width: max-content;
    margin: 0 auto;
}

.accordion {
    margin-top: 30px;
}

.accordion-item {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.accordion-header {
    padding: 15px 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-header h4 {
    margin: 0;
}

.accordion-icon {
    font-size: 18px;
    font-weight: bold;
}

.accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-item.active .accordion-content {
    padding: 0 20px 20px;
    max-height: 500px;
}

.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
}

/* Footer */
footer {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 60px 0 30px;
    margin-top: 60px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h3 {
    color: var(--text-primary);
    font-size: 18px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.footer-section ul {
    margin-top: 15px;
}

.footer-section ul li {
    margin-bottom: 10px;
}

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

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

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Mini Card Grid Styles */
.mini-card-grid {
  display: flex;
  gap: 1rem;
  margin: 0 0 1.5rem 0;
  position: relative;
  scrollbar-gutter: always;
  padding: 3rem 0 3rem 2rem;
  margin: 0;
  overflow-x: scroll;
  -webkit-overflow-scrolling: touch;
  scrollbar-color: #666666 #201c29;
}

.mini-card-grid::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.mini-card-grid::-webkit-scrollbar-thumb {
  background: #434343;
  border-radius: 10px;
  box-shadow: inset 2px 2px 2px rgba(255, 255, 255, 0.25),
    inset -2px -2px 2px rgba(0, 0, 0, 0.25);
}

.mini-card-grid::-webkit-scrollbar-track {
  background: linear-gradient(
    to right,
    #434343,
    #434343 1px,
    #262626 1px,
    #262626
  );
}

@media (max-width: 1200px) {
  .mini-card-grid {
    overflow-x: visible;
  }
}

.mini-card {
  padding: 1.5rem;
  border-radius: 16px;
  background: linear-gradient(85deg, #434343, #262626);
  color: #fff;
  display: flex;
  flex-direction: column;
  transition: 0.2s;
  margin: 0;
  min-width: 300px;
  min-height: 350px;
  box-shadow: -2rem 0 3rem -2rem black;
}

.mini-card a {
  text-decoration: none;
}

.mini-card h3 a {
  color: rgb(255, 255, 255) !important;
}

.mini-card .tags {
  margin: 0 0 0.5rem 0;
}

.mini-card .author-name {
  color: #fff;
}

.mini-card time {
  display: block;
  margin: 0 0 0.25rem 0;
  color: #777;
}

.mini-card time strong {
  color: #d4d4d4;
}

.mini-card:hover,
.mini-card:focus-within {
  transform: translate(0, -1rem) ;
}

.mini-card:hover ~ .mini-card,
.mini-card:focus-within ~ .mini-card {
  transform: translateX(130px);
}

.mini-card:first-child:hover,
.mini-card:first-child:focus-within {
  /* Cover clickable area on the left edge of first card */
  transform: translate(-0.5rem, -1rem) ;
}

.mini-card:not(:first-child) {
  margin-left: -130px;
  box-shadow: -3rem 0 3rem -2rem black;
}

@media (max-width: 1200px) {
  .mini-card {
    min-width: 220px;
  }
  .mini-card:not(:first-child) {
    margin-left: -30px;
  }
  .mini-card:hover ~ .mini-card {
    transform: translateX(30px);
  }
}

@media (max-width: 800px) {
  .mini-card {
    min-width: 190px;
  }
  .mini-card:not(:first-child) {
    margin-left: -10px;
  }
  .mini-card:hover ~ .mini-card {
    transform: translateX(10px);
  }
}

.mini-card-title {
  font-size: 1.3rem;
  margin: 0 0 1rem 0;
}

/* Authentication Styles */
.auth-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
}

.auth-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-modal-content {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    width: 90%;
    max-width: 450px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

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

.auth-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.auth-header h2 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin: 0;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

.close-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.auth-tabs {
    display: flex;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.auth-tab {
    flex: 1;
    padding: 1rem;
    background: none;
    border: none;
    font-size: 1rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.auth-tab.active {
    color: var(--primary-color);
}

.auth-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(58, 91, 191, 0.1);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.checkbox-group label {
    font-size: 0.9rem;
    line-height: 1.4;
    margin: 0;
}

.checkbox-group a {
    color: var(--primary-color);
    text-decoration: none;
}

.checkbox-group a:hover {
    text-decoration: underline;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.auth-divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
}

.auth-divider span {
    background: var(--card-bg);
    padding: 0 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.google-signin-container {
    display: flex;
    justify-content: center;
    margin-bottom: 1rem;
}

.auth-links {
    text-align: center;
    margin-top: 1rem;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
}

.auth-links a:hover {
    text-decoration: underline;
}

/* Dashboard Styles */
.login-prompt {
    text-align: center;
    padding: 4rem 2rem;
    max-width: 600px;
    margin: 0 auto;
}

.prompt-content {
    background: var(--card-bg);
    padding: 3rem 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.prompt-icon {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.prompt-content h2 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 2rem;
}

.prompt-content p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    line-height: 1.6;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.signup-prompt {
    margin-bottom: 0 !important;
    font-size: 1rem !important;
}

.signup-prompt a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.signup-prompt a:hover {
    text-decoration: underline;
}

.dashboard-content {
    padding: 2rem 0;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.dashboard-header h2 {
    color: var(--text-primary);    font-size: 2rem;
    margin: 0;
}