body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    color: #333;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s, color 0.3s;
}

/* 暗黑模式样式 */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #212529;
        color: #e9ecef;
    }
    
    .container {
        background-color: #212529;
    }
    
    .card {
        background-color: #343a40;
        color: #e9ecef;
        border: 1px solid #495057;
    }
    
    .card-header {
        background-color: #495057 !important;
        border-bottom: 1px solid #6c757d;
    }
    
    .form-control {
        background-color: #495057;
        color: #e9ecef;
        border: 1px solid #6c757d;
    }
    
    .form-control:focus {
        background-color: #495057;
        border-color: #adb5bd;
    }
    
    .input-group-text {
        background-color: #495057;
        color: #e9ecef;
        border: 1px solid #6c757d;
    }
    
    .form-select {
        background-color: #495057;
        color: #e9ecef;
        border: 1px solid #6c757d;
    }
    
    textarea.form-control {
        background-color: #495057;
        color: #e9ecef;
    }
    
    header h1 {
        color: #e9ecef;
    }
    
    .text-muted {
        color: #adb5bd !important;
    }
    
    .text-warning {
        color: #ffc107 !important;
    }
}

.container {
    max-width: 1200px;
}

.card {
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.card-header {
    border-radius: 8px 8px 0 0 !important;
    font-weight: bold;
}

.form-control {
    border-radius: 6px;
    border: 1px solid #ced4da;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    border-color: #80bdff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.btn {
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
}

.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3);
}

.btn-info:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(23, 162, 184, 0.3);
}

.btn-warning:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(255, 193, 7, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(108, 117, 125, 0.3);
}

.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3);
}

textarea {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
}

#ports-container, #volumes-container, #env-container {
    margin-bottom: 10px;
}

.input-group {
    display: flex;
    gap: 5px;
}

.input-group .form-control {
    flex: 1;
}

.remove-port, .remove-volume, .remove-env {
    width: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

#add-port, #add-volume, #add-env {
    margin-top: 5px;
}

.alert {
    margin-top: 15px;
    border-radius: 6px;
}

header h1 {
    color: #343a40;
    font-weight: 700;
}

@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    .card {
        margin-bottom: 20px;
    }
    .input-group {
        flex-direction: column;
    }
    .remove-port, .remove-volume, .remove-env {
        width: 100%;
    }
}