:root {
    --primary: #4361ee;
    --secondary: #3f37c9;
    --accent: #4cc9f0;
    --dark: #1a1a2e;
    --darker: #0d0d1a;
    --light: #f8f9fa;
    --gray: #6c757d;
    --success: #4caf50;
    --warning: #ff9800;
    --danger: #f44336;
    --card-bg: rgba(255, 255, 255, 0.05);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, var(--darker), var(--dark));
    color: var(--light);
    min-height: 100vh;
    padding: 20px;
    line-height: 1.6;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 20px;
    color: white;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(to right, var(--accent), var(--primary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.search-container {
    max-width: 400px;
    width: 100%;
}

.search-bar {
    width: 100%;
    padding: 12px 20px;
    border-radius: 30px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: var(--light);
    font-size: 1rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.search-bar:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 2px var(--primary);
}

.main-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.tool-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 25px;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    cursor: pointer;
    height: 100%;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    border-color: rgba(67, 97, 238, 0.3);
}

.tool-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.tool-card h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.tool-card p {
    color: rgba(255, 255, 255, 0.7);
    flex-grow: 1;
    margin-bottom: 20px;
}

.tool-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    background: rgba(67, 97, 238, 0.15);
    color: var(--accent);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--light);
    border-radius: 30px;
    text-decoration: none;
    margin-bottom: 20px;
    transition: var(--transition);
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

footer {
    text-align: center;
    padding: 30px 0;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 20px;
    }
    
    .search-container {
        max-width: 100%;
    }
    
    .main-container {
        grid-template-columns: 1fr;
    }

}

    /* Стили для changelog */
.changelog-container {
    margin-top: 50px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
}

.changelog-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.refresh-btn {
    padding: 8px 15px;
    border-radius: 20px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: var(--light);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.refresh-btn:hover {
    background: var(--primary);
}

.changelog-content {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 25px;
    max-height: 400px;
    overflow-y: auto;
}

.markdown-body {
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.markdown-body h1, 
.markdown-body h2, 
.markdown-body h3 {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--accent);
}

.markdown-body a {
    color: var(--primary);
}

.markdown-body code {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent);
}

.markdown-body pre {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.loading {
    text-align: center;
    padding: 20px;
    color: var(--gray);
}

.error {
    color: var(--danger);
    text-align: center;
    padding: 20px;
}