:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --tertiary-color: #0f172a;
    --background-color: #f8fafc;
    --background-secondary: #e2e8f0;
    --text-color: #334155;
    --light-gray: #e2e8f0;
    --white: #ffffff;
    --black: #0f172a;
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --box-shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --box-shadow-large: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --box-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --border-radius: 0.375rem;
    --border-radius-large: 0.5rem;
    --transition: all 0.3s ease;
    --code-bg: rgba(37, 99, 235, 0.1);
    --yellow: #f59e0b;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --backdrop-filter: blur(8px);
    --card-hover-transform: translateY(-5px);
}

[data-theme="dark"] {
    --primary-color: #3b82f6;
    --primary-hover: #60a5fa;
    --secondary-color: #94a3b8;
    --tertiary-color: #e2e8f0;
    --background-color: #0f172a;
    --background-secondary: #1e293b;
    --text-color: #e2e8f0;
    --light-gray: #1e293b;
    --white: #0f172a;
    --black: #f8fafc;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.35);
    --code-bg: rgba(37, 99, 235, 0.2);
    --yellow: #fbbf24;
    --glass-bg: rgba(15, 23, 42, 0.85);
    --glass-border: rgba(30, 41, 59, 0.5);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    transition: background-color 0.3s ease, color 0.3s ease;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 10%, rgba(37, 99, 235, 0.05), transparent 400px), 
                radial-gradient(circle at 80% 80%, rgba(37, 99, 235, 0.08), transparent 400px);
    z-index: -1;
    pointer-events: none;
}

[data-theme="dark"] body::before {
    background: radial-gradient(circle at 30% 10%, rgba(59, 130, 246, 0.15), transparent 400px), 
                radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.1), transparent 400px);
}

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

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 0;
    position: sticky;
    top: 0;
    background-color: var(--glass-bg);
    z-index: 100;
    backdrop-filter: var(--backdrop-filter);
    -webkit-backdrop-filter: var(--backdrop-filter);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid var(--glass-border);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--tertiary-color);
}

.logo-icon {
    margin-right: 0.5rem;
    color: var(--primary-color);
    font-size: 1.8rem;
}

.nav ul {
    display: flex;
    gap: 2rem;
}

.nav a {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

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

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

.theme-toggle {
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background-secondary);
    box-shadow: var(--box-shadow-sm);
    color: var(--primary-color);
    width: 2.5rem;
    height: 2.5rem;
}

.theme-toggle:hover {
    transform: rotate(15deg);
    background-color: var(--primary-color);
    color: var(--white);
}

.theme-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.5rem;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 350px;
    height: 100%;
    background-color: var(--background-color);
    box-shadow: var(--box-shadow-large);
    z-index: 1000;
    transition: right 0.3s ease;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--light-gray);
}

.mobile-menu-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
}

.mobile-nav ul {
    padding: 1.5rem;
}

.mobile-nav a {
    display: block;
    padding: 1rem 0;
    color: var(--text-color);
    font-weight: 500;
    border-bottom: 1px solid var(--light-gray);
}

.mobile-nav a.active {
    color: var(--primary-color);
}

/* Overlay */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Hero Section */
.hero {
    padding: 6rem 0 4rem;
    text-align: center;
    animation: fadeIn 1s ease;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--tertiary-color);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.highlight {
    color: var(--primary-color);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 0.2em;
    bottom: -0.1em;
    left: 0;
    background-color: rgba(37, 99, 235, 0.2);
    z-index: -1;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--secondary-color);
    max-width: 700px;
    margin: 0 auto 3rem;
}

/* Search */
.search-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--white);
    border-radius: var(--border-radius-large);
    padding: 1.5rem;
    box-shadow: var(--box-shadow-medium);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.search-container:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-large);
}

.search-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.tab-btn {
    padding: 0.5rem 1.5rem;
    background: none;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    color: var(--secondary-color);
    cursor: pointer;
    transition: var(--transition);
}

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

.tab-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.search-box {
    display: flex;
    margin-bottom: 1rem;
    position: relative;
}

.search-box input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 1px solid var(--light-gray);
    border-right: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
    background-color: var(--white);
    color: var(--text-color);
}

.search-box input:focus {
    border-color: var(--primary-color);
}

.search-box button {
    padding: 0 1.5rem;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    transition: var(--transition);
}

.search-box button:hover {
    background-color: var(--primary-hover);
}

.search-box button:focus {
    outline: 2px solid var(--primary-hover);
    outline-offset: 2px;
}

.search-filters {
    display: flex;
    gap: 1rem;
}

.search-filters select {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    background-color: var(--white);
    color: var(--text-color);
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition);
    cursor: pointer;
}

.search-filters select:focus {
    border-color: var(--primary-color);
}

/* Results Section */
.results {
    padding: 4rem 0;
    min-height: 300px;
    position: relative;
}

.loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: none;
}

.spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top: 4px solid var(--primary-color);
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.results-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.result-card {
    background-color: var(--glass-bg);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--box-shadow-sm);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--backdrop-filter);
    -webkit-backdrop-filter: var(--backdrop-filter);
    cursor: pointer;
}

.result-card:hover {
    transform: var(--card-hover-transform);
    box-shadow: var(--box-shadow);
    border-color: var(--primary-color);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    position: relative;
}

.result-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: block;
    transition: var(--transition);
}

.result-title:hover {
    text-decoration: underline;
}

.result-subtitle {
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.result-subtitle a {
    color: var(--secondary-color);
}

.result-subtitle a:hover {
    color: var(--primary-color);
}

.result-stats {
    display: flex;
    gap: 1rem;
}

.result-stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.result-description {
    margin-bottom: 1rem;
    font-size: 0.95rem;
    color: var(--text-color);
    line-height: 1.5;
}

.result-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.result-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    background-color: var(--light-gray);
    color: var(--tertiary-color);
}

/* Tag states for issues */
.tag-open {
    background-color: #28a745;
    color: white;
}

.tag-closed {
    background-color: #dc3545;
    color: white;
}

/* Icon colors for PR and Issues */
.pr-icon {
    color: #6f42c1;
}

.issue-icon {
    color: #28a745;
}

.result-actions {
    display: flex;
    gap: 0.75rem;
}

.btn-sm {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.pagination-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    background-color: var(--white);
    color: var(--text-color);
    cursor: pointer;
    transition: var(--transition);
}

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

.pagination-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Shortcuts Section */
.shortcuts {
    padding: 6rem 0;
    text-align: center;
    background-color: var(--white);
}

.shortcuts h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--tertiary-color);
    margin-bottom: 3rem;
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.shortcut-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    background-color: var(--background-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    color: var(--text-color);
}

.shortcut-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-medium);
    color: var(--primary-color);
}

.shortcut-card i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.shortcut-card span {
    font-weight: 500;
    font-size: 1.1rem;
}

/* Features Section */
.features {
    padding: 6rem 0;
    background-color: var(--white);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(37, 99, 235, 0.05));
    top: -150px;
    right: -150px;
    z-index: 0;
}

.features::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(37, 99, 235, 0.03));
    bottom: -100px;
    left: -100px;
    z-index: 0;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--tertiary-color);
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.feature-card {
    padding: 2rem;
    background-color: var(--glass-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--backdrop-filter);
    -webkit-backdrop-filter: var(--backdrop-filter);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, transparent 150%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: var(--box-shadow-medium);
}

.feature-card:hover::before {
    opacity: 0.05;
}

.feature-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 1.8rem;
    border-radius: 20px;
    margin: 0 auto 1.5rem;
    transition: transform 0.3s ease, background-color 0.3s ease;
    position: relative;
    z-index: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(10deg);
    background-color: var(--primary-hover);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--tertiary-color);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.feature-card p {
    color: var(--secondary-color);
    position: relative;
    z-index: 1;
}

/* About Section */
.about {
    padding: 6rem 0;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--tertiary-color);
    margin-bottom: 3rem;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.about-text {
    flex: 1;
}

.about-text p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.about-image {
    flex: 1;
    transition: transform 0.5s ease;
}

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

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Stats Section */
.stats {
    padding: 4rem 0;
    background-color: var(--primary-color);
    color: var(--white);
    display: flex;
    justify-content: center;
    gap: 4rem;
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    animation: countUp 2.5s ease-out forwards;
}

.stat-label {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Footer */
.footer {
    background-color: var(--tertiary-color);
    color: var(--white);
    padding: 4rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a, .footer-contact a {
    color: #94a3b8;
    transition: var(--transition);
}

.footer-links a:hover, .footer-contact a:hover {
    color: var(--white);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: #94a3b8;
}

.footer-newsletter .newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.footer-newsletter input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid #475569;
    border-radius: var(--border-radius);
    background-color: #1e293b;
    color: var(--white);
    outline: none;
}

.footer-newsletter input:focus {
    border-color: var(--primary-color);
}

.footer-newsletter .btn {
    padding: 0.75rem 1rem;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid #334155;
    text-align: center;
    color: #64748b;
    font-size: 0.9rem;
}

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

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

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

/* Responsive Styles */
@media (max-width: 992px) {
    .about-content {
        flex-direction: column;
        gap: 2rem;
    }
    
    .stats {
        flex-wrap: wrap;
        gap: 2rem;
    }
    
    .stat-card {
        flex: 1;
        min-width: 150px;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .search-filters {
        flex-direction: column;
    }
    
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .shortcuts-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .search-tabs {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: 1;
    }
    
    .search-box {
        flex-direction: column;
    }
    
    .search-box input {
        border-radius: var(--border-radius) var(--border-radius) 0 0;
        border-right: 1px solid var(--light-gray);
        border-bottom: none;
    }
    
    .search-box button {
        border-radius: 0 0 var(--border-radius) var(--border-radius);
        padding: 0.75rem;
    }
    
    .shortcuts-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-newsletter .newsletter-form {
        flex-direction: column;
    }
    
    .footer-newsletter .btn {
        width: 100%;
        margin-top: 0.5rem;
    }
}

/* Search Advanced Link */
.search-advanced-link {
    margin-top: 1rem;
    text-align: right;
}

.search-advanced-link a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--secondary-color);
    transition: var(--transition);
}

.search-advanced-link a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Advanced Search Section */
.advanced-search {
    padding: 6rem 0;
    background-color: var(--white);
    position: relative;
    margin-top: 2rem;
    opacity: 1;
    visibility: visible;
    max-height: 5000px;
    transition: max-height 0.5s ease, opacity 0.5s ease, margin 0.5s ease, visibility 0.5s ease, padding 0.5s ease;
    overflow: hidden;
}

.advanced-search.collapsed {
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    margin-top: 0;
    padding-top: 0;
    padding-bottom: 0;
    overflow: hidden;
    pointer-events: none;
    display: none;
}

.advanced-search-toggle {
    position: fixed;
    right: 2rem;
    bottom: 2rem;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 99;
    box-shadow: var(--box-shadow-medium);
    transition: var(--transition);
    border: none;
    opacity: 1;
    visibility: visible;
    animation: fadeIn 0.3s ease;
}

/* На больших экранах скрываем кнопку только в медиа-запросе */
@media (min-width: 1200px) {
    .advanced-search-toggle {
        display: none;
    }
}

/* На мобильных устройствах гарантируем, что кнопка будет отображаться */
@media (max-width: 768px) {
    .advanced-search-toggle {
        display: flex;
        right: 1rem;
        bottom: 1rem;
    }
}

.advanced-search-toggle:hover {
    background-color: var(--primary-hover);
    transform: scale(1.1) rotate(5deg);
}

.advanced-search-toggle.active {
    background-color: var(--error);
}

.advanced-search-toggle.active:hover {
    background-color: #dc2626;
    transform: scale(1.1) rotate(-5deg);
}

.advanced-search h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--tertiary-color);
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.advanced-search h2::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 3px;
    background-color: var(--primary-color);
    bottom: -0.5rem;
    left: 25%;
}

.advanced-search-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.advanced-tab-btn {
    padding: 0.75rem 1.5rem;
    background: none;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-weight: 500;
    color: var(--secondary-color);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
}

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

.advanced-tab-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Syntax Helper */
.search-syntax-helper {
    max-width: 700px;
    margin: 0 auto 2rem;
    background-color: var(--background-color);
    border-radius: var(--border-radius);
    border: 1px solid var(--light-gray);
    overflow: hidden;
}

.syntax-helper-toggle {
    padding: 1rem;
    background-color: var(--background-secondary);
    color: var(--tertiary-color);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.syntax-helper-toggle:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.syntax-helper-toggle i {
    color: var(--yellow);
}

.syntax-helper-toggle:hover i {
    color: var(--white);
}

.syntax-helper-content {
    padding: 1.5rem;
    display: none;
}

.syntax-helper-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.syntax-helper-content h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--tertiary-color);
}

.syntax-helper-content ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.syntax-helper-content li {
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.syntax-helper-content code {
    background-color: var(--code-bg);
    color: var(--primary-color);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.9rem;
}

.syntax-helper-content a {
    display: inline-block;
    margin-top: 1rem;
    color: var(--primary-color);
    text-decoration: underline;
    font-size: 0.9rem;
}

.syntax-helper-content a:hover {
    color: var(--tertiary-color);
}

.advanced-search-content {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--background-color);
    border-radius: var(--border-radius-large);
    padding: 2rem;
    box-shadow: var(--box-shadow);
}

.advanced-tab-content {
    display: none;
}

.advanced-tab-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

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

.advanced-search-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--tertiary-color);
}

.advanced-search-form .form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    background-color: var(--white);
    color: var(--text-color);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

.advanced-search-form .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.25);
}

.advanced-search-form .form-help {
    display: block;
    margin-top: 0.375rem;
    font-size: 0.85rem;
    color: var(--secondary-color);
}

.advanced-search-form select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='%2364748b' d='M4.293 5.707a1 1 0 011.414 0L8 8.414l2.293-2.293a1 1 0 111.414 1.414l-3 3a1 1 0 01-1.414 0l-3-3a1 1 0 010-1.414z'/%3E%3C/svg%3E");
    background-position: right 1rem center;
    background-repeat: no-repeat;
    padding-right: 2.5rem;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.toggle-input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-label {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--light-gray);
    transition: var(--transition);
    border-radius: 34px;
}

.toggle-label:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: var(--transition);
    border-radius: 50%;
}

.toggle-input:checked + .toggle-label {
    background-color: var(--primary-color);
}

.toggle-input:focus + .toggle-label {
    box-shadow: 0 0 1px var(--primary-color);
}

.toggle-input:checked + .toggle-label:before {
    transform: translateX(26px);
}

.advanced-search-btn {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.advanced-search-btn i {
    font-size: 0.9rem;
}

/* Responsive styles for advanced search */
@media (max-width: 768px) {
    .advanced-search-tabs {
        flex-direction: column;
        align-items: center;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .advanced-tab-btn {
        width: 100%;
    }
    
    .advanced-search-content {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .advanced-tab-btn {
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
    }
    
    .advanced-search h2 {
        font-size: 2rem;
    }
    
    .advanced-search-form .form-help {
        font-size: 0.8rem;
    }
}

/* Repository Pages Styling */
.repo-page {
    padding: 3rem 0;
    background-color: var(--background-color);
}

.repo-header {
    background-color: var(--glass-bg);
    border-radius: var(--border-radius-large);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--box-shadow);
    backdrop-filter: var(--backdrop-filter);
    -webkit-backdrop-filter: var(--backdrop-filter);
    border: 1px solid var(--glass-border);
}

.repo-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.repo-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.repo-name {
    font-size: 2rem;
    font-weight: 700;
    color: var(--tertiary-color);
}

.repo-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.repo-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary-color);
    font-size: 0.95rem;
}

.repo-meta-item i {
    color: var(--primary-color);
}

.repo-description {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.repo-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-outline {
    background: none;
    border: 1px solid var(--light-gray);
    color: var(--tertiary-color);
}

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

.repo-content {
    background-color: var(--white);
    border-radius: var(--border-radius-large);
    padding: 2rem;
    box-shadow: var(--box-shadow);
}

.repo-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--light-gray);
    padding-bottom: 1rem;
}

.repo-tab {
    padding: 0.75rem 1.5rem;
    background: none;
    border: none;
    font-weight: 500;
    color: var(--secondary-color);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

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

.repo-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

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

.file-list {
    margin-bottom: 2rem;
}

.file-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--light-gray);
    transition: var(--transition);
    cursor: pointer;
}

.file-item:hover {
    background-color: var(--background-secondary);
}

.file-icon {
    margin-right: 1rem;
    font-size: 1.2rem;
    color: var(--secondary-color);
}

.file-folder {
    color: var(--yellow);
}

.file-name {
    flex: 1;
    font-weight: 500;
    color: var(--tertiary-color);
}

.file-size {
    margin-left: 1rem;
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.last-updated {
    display: block;
    text-align: center;
    margin-top: 2rem;
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.update-notice {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--tertiary-color);
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.update-notice i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

/* Улучшаем внешний вид карточек секции особенностей */
.feature-card {
    padding: 2rem;
    background-color: var(--glass-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--backdrop-filter);
    -webkit-backdrop-filter: var(--backdrop-filter);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, transparent 150%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: var(--box-shadow-medium);
}

.feature-card:hover::before {
    opacity: 0.05;
}

.feature-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 1.8rem;
    border-radius: 20px;
    margin: 0 auto 1.5rem;
    transition: transform 0.3s ease, background-color 0.3s ease;
    position: relative;
    z-index: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(10deg);
    background-color: var(--primary-hover);
}

.feature-card h3, .feature-card p {
    position: relative;
    z-index: 1;
}

/* Улучшаем секцию о проекте */
.about {
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(37, 99, 235, 0.02));
    top: -200px;
    left: -200px;
    z-index: -1;
}

.about-image {
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.about-image:hover {
    transform: scale(1.05) rotate(2deg);
}

/* Стили для медиа-запросов */
@media (max-width: 768px) {
    .repo-actions {
        flex-direction: column;
    }
    
    .repo-actions a {
        width: 100%;
        text-align: center;
    }
    
    .repo-meta {
        gap: 1rem;
    }
    
    .advanced-search-toggle {
        right: 1rem;
        bottom: 1rem;
        width: 3rem;
        height: 3rem;
    }
}

/* Стили для страницы репозитория */
.repo-page {
    background-color: var(--background-color);
    min-height: 100vh;
    padding: 2rem 0;
}

.repo-header {
    background-color: var(--glass-bg);
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.repo-title {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.repo-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.repo-name {
    font-size: 2rem;
    font-weight: 700;
    color: var(--tertiary-color);
    margin: 0;
}

.repo-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.repo-meta-item {
    display: flex;
    align-items: center;
    color: var(--text-color);
}

.repo-meta-item i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

.repo-description {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 1.5rem;
}

.repo-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.repo-content {
    background-color: var(--glass-bg);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.repo-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--light-gray);
    padding-bottom: 1rem;
}

.repo-tab {
    background: none;
    border: none;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    color: var(--text-color);
    cursor: pointer;
    border-radius: 5px;
    transition: all 0.3s ease;
}

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

.repo-tab.active {
    background-color: var(--primary-color);
    color: white;
}

.repo-tab i {
    margin-right: 0.5rem;
}

.last-updated {
    font-size: 0.9rem;
    color: var(--light-gray);
    text-align: right;
    margin-top: 2rem;
}

.file-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.file-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: 5px;
    transition: all 0.2s ease;
    cursor: pointer;
}

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

.file-icon {
    margin-right: 1rem;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.file-folder {
    color: #f0ad4e; /* оранжевый цвет для папок */
}

.file-name {
    flex-grow: 1;
    color: var(--text-color);
}

.file-size {
    color: var(--light-gray);
    font-size: 0.9rem;
}

.update-notice {
    background-color: var(--info-bg);
    color: var(--info-color);
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

/* Стили для README */
.readme-container {
    background-color: var(--glass-bg);
    border-radius: 8px;
    overflow: hidden;
    margin-top: 1rem;
}

.readme-header {
    border-bottom: 1px solid var(--light-gray);
    padding: 1rem;
}

.readme-header h2 {
    margin: 0;
    font-size: 1.4rem;
    color: var(--tertiary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.readme-content {
    padding: 1.5rem;
    overflow-x: auto;
}

.markdown-body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    color: var(--text-color);
}

/* Темный режим для GitHub markdown */
[data-theme="dark"] .markdown-body {
    color: #c9d1d9;
    background-color: var(--glass-bg);
}

[data-theme="dark"] .markdown-body h1,
[data-theme="dark"] .markdown-body h2,
[data-theme="dark"] .markdown-body h3,
[data-theme="dark"] .markdown-body h4,
[data-theme="dark"] .markdown-body h5,
[data-theme="dark"] .markdown-body h6 {
    color: #e6edf3;
    border-bottom-color: #21262d;
}

[data-theme="dark"] .markdown-body a {
    color: #58a6ff;
}

[data-theme="dark"] .markdown-body blockquote {
    color: #8b949e;
    border-left-color: #3b434b;
}

[data-theme="dark"] .markdown-body code {
    background-color: rgba(110, 118, 129, 0.1);
}

[data-theme="dark"] .markdown-body pre {
    background-color: #161b22;
}

[data-theme="dark"] .markdown-body table th,
[data-theme="dark"] .markdown-body table td {
    border-color: #3b434b;
}

.markdown-body img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin: 1rem 0;
}

/* Медиа-запросы для адаптивности страницы репозитория */
@media (max-width: 768px) {
    .repo-meta {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .repo-actions {
        flex-direction: column;
    }
    
    .repo-tabs {
        flex-wrap: wrap;
    }
}

/* Стили для сообщения об ошибке превышения лимита запросов */
.error-details {
    margin-top: 20px;
    padding: 15px;
    background-color: #fff3f3;
    border-left: 4px solid #ff6b6b;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.error-details p {
    margin: 5px 0;
    color: #333;
    font-size: 14px;
}

.error-details p:first-child {
    font-weight: 600;
}

body[data-theme="dark"] .error-details {
    background-color: #3a2a2a;
    border-left-color: #ff6b6b;
}

body[data-theme="dark"] .error-details p {
    color: #e0e0e0;
}