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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #0d1117;
    min-height: 100vh;
    color: #f0f6fc;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
}

.main-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-form {
    background: #161b22;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 400px;
    border: 1px solid #30363d;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    background: #0d1117;
    flex: 1;
}

.header {
    background: #161b22;
    color: #f0f6fc;
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid #30363d;
    flex-wrap: wrap;
    gap: 1rem;
}

.nav {
    background: #161b22;
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border: 1px solid #30363d;
    overflow-x: auto;
    white-space: nowrap;
}

.nav a {
    color: #7c3aed;
    text-decoration: none;
    margin-right: 1rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    transition: all 0.2s;
    display: inline-block;
    font-weight: 500;
}

.nav a:hover, .nav a.active {
    background: #7c3aed;
    color: white;
}

h1 {
    color: #f0f6fc;
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: clamp(1.5rem, 4vw, 2rem);
}

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

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #f0f6fc;
    font-size: 0.9rem;
}

input, select, textarea {
    width: 100%;
    padding: 0.875rem;
    border: 1px solid #30363d;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.2s;
    background: #0d1117;
    color: #f0f6fc;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #7c3aed;
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

button {
    background: #7c3aed;
    color: white;
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
    font-weight: 600;
}

button:hover {
    background: #8b5cf6;
    transform: translateY(-1px);
}

.btn-small {
    padding: 0.5rem 0.875rem;
    font-size: 0.875rem;
    width: auto;
    margin: 0.25rem;
    min-width: 4rem;
}

.error {
    background: #1a1a1a;
    color: #f85149;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border-left: 4px solid #f85149;
    border: 1px solid #30363d;
}

.success {
    background: #1a1a1a;
    color: #56d364;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border-left: 4px solid #56d364;
    border: 1px solid #30363d;
}

.info {
    background: #161b22;
    color: #79c0ff;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border-left: 4px solid #79c0ff;
    border: 1px solid #30363d;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.service-card {
    background: #161b22;
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.2s;
}

.service-card:hover {
    border-color: #7c3aed;
    transform: translateY(-2px);
}

.service-status {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    text-transform: uppercase;
}

.status-running {
    background: #e6ffe6;
    color: #00b894;
}

.status-stopped {
    background: #ffe6e6;
    color: #d63031;
}

.config-section {
    background: #161b22;
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border: 1px solid #30363d;
}

.log-container {
    background: #0d1117;
    color: #56d364;
    padding: 1.5rem;
    border-radius: 12px;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', 'Courier New', monospace;
    font-size: 0.875rem;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
    border: 1px solid #30363d;
}

.hidden-service {
    background: #161b22;
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.onion-address {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', 'Courier New', monospace;
    background: #0d1117;
    color: #79c0ff;
    padding: 1rem;
    border-radius: 8px;
    word-break: break-all;
    margin: 1rem 0;
    border: 1px solid #30363d;
    font-size: 0.875rem;
}

.auth-info {
    text-align: center;
    margin-top: 20px;
    color: #666;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: #161b22;
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid #30363d;
    transition: all 0.2s;
}

.stat-card:hover {
    border-color: #7c3aed;
    transform: translateY(-2px);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: bold;
    color: #7c3aed;
    margin-bottom: 0.5rem;
}

.tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 2px solid #e0e0e0;
}

.tab {
    padding: 12px 24px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s;
}

.tab.active {
    border-bottom-color: #667eea;
    color: #667eea;
}

.tab-content {
    display: none;
}

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

.footer {
    background: #161b22;
    border-top: 1px solid #30363d;
    padding: 1.5rem;
    text-align: center;
    margin-top: auto;
    border-radius: 12px 12px 0 0;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer a {
    color: #7c3aed;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

.logout-btn {
    background: #f85149;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.875rem;
    margin-left: 1rem;
    transition: all 0.2s;
}

.logout-btn:hover {
    background: #da3633;
}

.header-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Mobile First Design */
@media (max-width: 768px) {
    .container {
        padding: 0.5rem;
    }
    
    .header {
        padding: 1rem;
        text-align: center;
    }
    
    .header-actions {
        justify-content: center;
        width: 100%;
        margin-top: 0.5rem;
    }
    
    .nav {
        padding: 0.5rem;
        text-align: center;
    }
    
    .nav a {
        display: inline-block;
        margin: 0.25rem;
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .service-card, .stat-card, .config-section {
        padding: 1rem;
    }
    
    .btn-small {
        padding: 0.5rem;
        font-size: 0.8rem;
        min-width: 3.5rem;
    }
    
    .onion-address {
        font-size: 0.8rem;
        word-break: break-all;
    }
    
    h1 {
        font-size: 1.5rem;
    }
    
    h2 {
        font-size: 1.25rem;
    }
    
    h3 {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .header {
        padding: 0.75rem;
    }
    
    .nav a {
        font-size: 0.8rem;
        padding: 0.5rem;
    }
}