:root {
    --primary-color: #1F7568;
    --secondary-color: #2c3e50;
    --accent-color: #e74c3c;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --light-bg: #f8f9fa;
    --dark-text: #2c3e50;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-text);
}

.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 60px 0;
    text-align: center;
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-section p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
    padding-top: 80px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: #6c757d;
    max-width: 600px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: white;
    font-size: 1.5rem;
}

.installation-step {
    background: white;
    border-left: 4px solid var(--primary-color);
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 0 8px 8px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.installation-step h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.code-block {
    background: #2d3748;
    color: #e2e8f0;
    padding: 20px;
    border-radius: 8px;
    margin: 15px 0;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
}

.requirements-table {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.requirements-table table {
    margin: 0;
}

.requirements-table th {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
    padding: 15px;
    border: none;
}

.requirements-table td {
    padding: 12px 15px;
    border-color: #e9ecef;
}

.troubleshooting-item {
    background: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    border-left: 4px solid var(--warning-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.nav-tabs .nav-link {
    border: none;
    background: #f8f9fa;
    color: var(--dark-text);
    margin-right: 5px;
    border-radius: 8px 8px 0 0;
}

.nav-tabs .nav-link.active {
    background: var(--primary-color);
    color: white;
}

.tab-content {
    background: white;
    padding: 30px;
    border-radius: 0 8px 8px 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.support-card {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-color));
    color: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    margin-bottom: 20px;
}

.support-card h4 {
    margin-bottom: 15px;
}

.support-card a {
    color: white;
    text-decoration: none;
    font-weight: 600;
}

.support-card a:hover {
    text-decoration: underline;
}

.badge-custom {
    background: var(--primary-color);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: 600;
    margin: 5px;
    display: inline-block;
}

.directory-tree {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    border-left: 4px solid var(--primary-color);
}

.remote-installation-card {
    background: linear-gradient(135deg, var(--secondary-color), #2c3e50);
    color: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    margin-top: 30px;
}

.remote-installation-card h4 {
    margin-bottom: 15px;
}

.remote-installation-card p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.remote-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
}

.remote-icon {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}